WO2014147531A2 - Compositions and methods for the treatment of cancer - Google Patents

Compositions and methods for the treatment of cancer Download PDF

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Publication number
WO2014147531A2
WO2014147531A2 PCT/IB2014/059771 IB2014059771W WO2014147531A2 WO 2014147531 A2 WO2014147531 A2 WO 2014147531A2 IB 2014059771 W IB2014059771 W IB 2014059771W WO 2014147531 A2 WO2014147531 A2 WO 2014147531A2
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cancer
formula
alkyl
administration
compound
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PCT/IB2014/059771
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French (fr)
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WO2014147531A3 (en
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Mahesh Kandula
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Mahesh Kandula
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    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D401/00Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
    • C07D401/14Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing three or more hetero rings

Definitions

  • This disclosure generally relates to compounds and compositions for the treatment of cancer. More particularly, this invention relates to treating subjects with a pharmaceutically acceptable dose of compounds, crystals, solvates, enantiomer, stereoisomer, esters, salts, hydrates, prodrugs, or mixtures thereof.
  • Cancer is responsible for one in eight deaths worldwide. It encompasses more than 100 distinct diseases with diverse risk factors and epidemiology which originate from most of the cell types and organs of the human body and which are characterized by relatively unrestrained proliferation of cells that can invade beyond normal tissue boundaries and metastasize to distant organs.
  • the aggressive cancer cell phenotype is the result of a variety of genetic and epigenetic alterations leading to deregulation of intracellular signaling pathways, including an impaired ability of the cancer cell to undergo apoptosis.
  • Most of the current anticancer therapies work, at least in part, through inducing apoptosis in cancer cells. Lack of appropriate apoptosis due to defects in the normal apoptosis machinery plays a crucial role in the resistance of cancer cells to a wide variety of current anticancer therapies. Chemo- or radio- resistance markedly impairs the efficacy of cancer therapy and involves anti-apoptotic signal transduction pathways that prevent cell death.
  • the present invention provides compounds, compositions containing these compounds and methods for using the same to treat, prevent and/or ameliorate the effects of the conditions such as cancer.
  • compositions comprising of formula I or pharmaceutical acceptable salts thereof.
  • the invention also provides pharmaceutical compositions comprising one or more compounds of formula I or intermediates thereof and one or more of pharmaceutically acceptable carriers, vehicles or diluents. These compositions may be used in the treatment of cancer and its associated complications.
  • the present invention relates to the compounds and compositions of formula I, or pharmaceutically acceptable salts thereof,
  • R 1 represents hydrogen, hydroxyl, methyl, amine, chloride (CI), Aldehyde (-CHO), Acetyl (- OCH 3 ) cycohexyl methyl ether, butoxy, propoxy, thiol, alkyl, alkyl thiol, acetyl thiol, disulfide, acyl, acylalkyl, alkenyl, alkylthioalkyl, alkynyl, alkoxyaryl, alkoxyalkyl, aryl, aralkyl, aryloxyalkyl, arylthioalkyl, cycloalkyl, ether, ester, heteroaryl, heterocyclyl, lower alkyl, sulfone, sulfoxide, or hydroxyalkyl;
  • R 2 represents NULL, H, D, [0011] In certain embodiments, compounds of formula II are described:
  • R 1 represents hydrogen, hydroxyl, methyl, amine, chloride (CI), Aldehyde (-CHO), Acetyl (- OCH 3 ) cycohexyl methyl ether, butoxy, propoxy, thiol, alkyl, alkyl thiol, acetyl thiol, disulfide, acyl, acylalkyl, alkenyl, alkylthioalkyl, alkynyl, alkoxyaryl, alkoxyalkyl, aryl, aralkyl, aryloxyalkyl, arylthioalkyl, cycloalkyl, ether, ester, heteroaryl, heterocyclyl, lower alkyl, sulfone, sulfoxide, or hydroxyalkyl;
  • R 2 represents NULL, H, D,
  • R 1 represents hydrogen, hydroxyl, methyl, amine, chloride (CI), Aldehyde (-CHO), Acetyl (- OCH 3 ) cycohexyl methyl ether, butoxy, propoxy, thiol, alkyl, alkyl thiol, acetyl thiol, disulfide, acyl, acylalkyl, alkenyl, alkylthioalkyl, alkynyl, alkoxyaryl, alkoxyalkyl, aryl, aralkyl, aryloxyalkyl, arylthioalkyl, cycloalkyl, ether, ester, heteroaryl, heterocyclyl, lower alkyl, sulfone, sulfoxide, or hydroxyalkyl;
  • R 2 represents NULL, H, D,
  • kits comprising any of the pharmaceutical compositions disclosed herein.
  • the kit may comprise instructions for use in the treatment of cancer or its related complications.
  • the application also discloses a pharmaceutical composition
  • a pharmaceutical composition comprising a pharmaceutically acceptable carrier and any of the compositions herein.
  • the pharmaceutical composition is formulated for systemic administration, oral administration, sustained release, parenteral administration, injection, subdermal administration, or transdermal administration.
  • kits comprising the pharmaceutical compositions described herein.
  • the kits may further comprise instructions for use in the treatment of cancer or its related complications.
  • compositions described herein have several uses.
  • the present application provides, for example, methods of treating a patient suffering from cancer or its related complications manifested from metabolic or genetic conditions or disorders, chronic diseases or disorders; neurodegenerative disorders, Hepatology, Cancer, Respiratory, Hematological, Orthopedic, Cardiovascular, Renal, Skin, Vascular or Ocular complications. DETAILED DESCRIPTION OF THE INVENTION
  • the compounds of the present invention can be present in the form of pharmaceutically acceptable salts.
  • the compounds of the present invention can also be present in the form of pharmaceutically acceptable esters (i.e., the methyl and ethyl esters of the acids of formula I, formula II or formula III to be used as prodrugs).
  • the compounds of the present invention can also be solvated, i.e. hydrated. The solvation can be affected in the course of the manufacturing process or can take place i.e. as a consequence of hygroscopic properties of an initially anhydrous compound of formula I, formula II or formula III (hydration).
  • alkyl refers to the radical of saturated aliphatic groups, including straight-chain alkyl groups, branched-chain alkyl groups, cycloalkyl (alicyclic) groups, alkyl- substituted cycloalkyl groups, and cycloalkyl-substituted alkyl groups.
  • a straight chain or branched chain alkyl has 30 or fewer carbon atoms in its backbone (e.g., C1-C30 for straight chains, C3-C30 for branched chains), and more preferably 20 or fewer.
  • preferred cycloalkyls have from 3-10 carbon atoms in their ring structure, and more preferably have 5, 6 or 7 carbons in the ring structure.
  • alkyl refers to a saturated linear or branched-chain monovalent hydrocarbon radical of one to twelve carbon atoms.
  • alkyl groups include, but are not limited to, methyl (Me, -CH3), ethyl (Et, -CH2CH3), 1 -propyl (n-Pr, n- propyl, -CH2CH2CH3), 2-propyl ( ⁇ -Pr, i-propyl, -CH(CH3)2), 1 -butyl (n-Bu, n-butyl, - CH2CH2CH2CH3), 2-methyl-l -propyl (l-Bu, ⁇ -butyl, -CH2CH(CH3)2), 2-butyl (s-Bu, s- butyl, - CH(CH3)CH2CH3), 2-methyl-2-propyl (t-Bu, t-butyl, -C(CH3)3), 1-pentyl
  • alkynyl refers to a linear or branched monovalent hydrocarbon radical of two to twelve carbon atoms with at least one site of unsaturation, i.e., a carbon- carbon, sp triple bond. Examples include, but are not limited to, ethynyl (-C ⁇ CH), propynyl (propargyl, - CH2C ⁇ CH), and the like.
  • alkyl (or “lower alkyl) as used throughout the specification, examples, and claims is intended to include both “unsubstituted alkyls” and “substituted alkyls”, the latter of which refers to alkyl moieties having substituents replacing a hydrogen on one or more carbons of the hydrocarbon backbone.
  • Such substituents can include, for example, a halogen, a hydroxyl, a carbonyl (such as a carboxyl, an alkoxycarbonyl, a formyl, or an acyl), a thiocarbonyl (such as a thioester, a thioacetate, or a thioformate), an alkoxyl, a phosphoryl, a phosphate, a phosphonate, a phosphinate, an amino, an amido, an amidine, an imine, a cyano, a nitro, an azido, a sulfhydryl, an alkylthio, a sulfate, a sulfonate, a sulfamoyl, a sulfonamido, a sulfonyl, a heterocyclyl, an aralkyl, or an aromatic or heteroaromatic moiety.
  • a halogen
  • the moieties substituted on the hydrocarbon chain can themselves be substituted, if appropriate.
  • the substituents of a substituted alkyl may include substituted and unsubstituted forms of amino, azido, imino, amido, phosphoryl (including phosphonate and phosphinate), sulfonyl (including sulfate, sulfonamido, sulfamoyl and sulfonate), and silyl groups, as well as ethers, alkylthios, carbonyls (including ketones, aldehydes, carboxylates, and esters), -CF3, -CN and the like.
  • Cycloalkyls can be further substituted with alkyls, alkenyls, alkoxys, alkylthios, aminoalkyls, carbonyl-substituted alkyls, -CF 3 , -CN, and the like.
  • acyl is art-recognized and refers to a group represented by the general formula hydrocarbylC(O)-, preferably alkylC(O)-.
  • Aryl means a monocyclic or polycyclic ring assembly wherein each ring is aromatic or when fused with one or more rings forms an aromatic ring assembly. If one or more ring atoms is not carbon (e.g., N, S), the aryl is a heteroaryl. Cx aryl and Cx-Y aryl are typically used where X and Y indicate the number of carbon atoms in the ring.
  • acylamino is art-recognized and refers to an amino group substituted with an acyl group and may be represented, for example, by the formula hydrocarbyl C(0)NH-.
  • acylalkyl is art-recognized and refers to an alkyl group substituted with an acyl group and may be represented, for example, by the formula hydrocarbyl C(0)alkyl.
  • acyloxy is art-recognized and refers to a group represented by the general formula hydrocarbylC(0)0-, preferably alkylC(0)0-.
  • alkoxy refers to an alkyl group, preferably a lower alkyl group, having an oxygen attached thereto.
  • Representative alkoxy groups include methoxy, ethoxy, propoxy, tert-butoxy and the like.
  • alkoxyalkyl refers to an alkyl group substituted with an alkoxy group and may be represented by the general formula alkyl-O-alkyl.
  • alkenyl refers to an aliphatic group containing at least one double bond and is intended to include both "unsubstituted alkenyls" and “substituted alkenyls", the latter of which refers to alkenyl moieties having substituents replacing a hydrogen on one or more carbons of the alkenyl group. Such substituents may occur on one or more carbons that are included or not included in one or more double bonds.
  • substituents include all those contemplated for alkyl groups, as discussed below, except where stability is prohibitive. For example, substitution of alkenyl groups by one or more alkyl, carbocyclyl, aryl, heterocyclyl, or heteroaryl groups is contemplated.
  • alkylamino refers to an amino group substituted with at least one alkyl group.
  • alkylthio refers to a thiol group substituted with an alkyl group and may be represented by the general formula alkylS-.
  • alkynyl refers to an aliphatic group containing at least one triple bond and is intended to include both "unsubstituted alkynyls" and “substituted alkynyls", the latter of which refers to alkynyl moieties having substituents replacing a hydrogen on one or more carbons of the alkynyl group. Such substituents may occur on one or more carbons that are included or not included in one or more triple bonds. Moreover, such substituents include all those contemplated for alkyl groups, as discussed above, except where stability is prohibitive. For example, substitution of alkynyl groups by one or more alkyl, carbocyclyl, aryl, heterocyclyl, or heteroaryl groups is contemplated.
  • ether refers to a hydrocarbyl group linked through an oxygen to another hydrocarbyl group. Accordingly, an ether substituent of a hydrocarbyl group may be hydrocarbyl-O-. Ethers may be either symmetrical or unsymmetrical. Examples of ethers include, but are not limited to, heterocycle-O-heterocycle and aryl-O- heterocycle. Ethers include "alkoxyalkyl” groups, which may be represented by the general formula alkyl-O-alkyl. [0041] The terms "hetaralkyl” and “heteroaralkyl”, as used herein, refers to an alkyl group substituted with a hetaryl group.
  • heteroalkyl refers to a saturated or unsaturated chain of carbon atoms and at least one heteroatom, wherein no two heteroatoms are adjacent.
  • heteroaryl and “hetaryl” include substituted or unsubstituted aromatic single ring structures, preferably 5- to 7-membered rings, more preferably 5- to 6-membered rings, whose ring structures include at least one heteroatom, preferably one to four heteroatoms, more preferably one or two heteroatoms.
  • heteroaryl and “hetaryl” also include polycyclic ring systems having two or more cyclic rings in which two or more carbons are common to two adjoining rings wherein at least one of the rings is heteroaromatic, e.g., the other cyclic rings can be cycloalkyls, cycloalkenyls, cycloalkynyls, aryls, heteroaryls, and/or heterocyclyls.
  • Heteroaryl groups include, for example, pyrrole, furan, thiophene, imidazole, oxazole, thiazole, pyrazole, pyridine, pyrazine, pyridazine, and pyrimidine, and the like.
  • heteroatom as used herein means an atom of any element other than carbon or hydrogen. Preferred heteroatoms are nitrogen, oxygen, and sulfur.
  • heterocyclyl refers to substituted or unsubstituted non-aromatic ring structures, preferably 3- to 10-membered rings, more preferably 3- to 7-membered rings, whose ring structures include at least one heteroatom, preferably one to four heteroatoms, more preferably one or two heteroatoms.
  • heterocyclyl and “heterocyclic” also include polycyclic ring systems having two or more cyclic rings in which two or more carbons are common to two adjoining rings wherein at least one of the rings is heterocyclic, e.g., the other cyclic rings can be cycloalkyls, cycloalkenyls, cycloalkynyls, aryls, heteroaryls, and/or heterocyclyls.
  • Heterocyclyl groups include, for example, piperidine, piperazine, pyrrolidine, morpholine, lactones, lactams, and the like.
  • hydroxyalkyl refers to an alkyl group substituted with a hydroxy group.
  • lower when used in conjunction with a chemical moiety, such as, acyl, acyloxy, alkyl, alkenyl, alkynyl, or alkoxy is meant to include groups where there are ten or fewer non-hydrogen atoms in the substituent, preferably six or fewer.
  • a "lower alkyl”, for example, refers to an alkyl group that contains ten or fewer carbon atoms, preferably six or fewer. Lower alkyls include methyl and ethyl.
  • acyl, acyloxy, alkyl, alkenyl, alkynyl, or alkoxy substituents defined herein are respectively lower acyl, lower acyloxy, lower alkyl, lower alkenyl, lower alkynyl, or lower alkoxy, whether they appear alone or in combination with other substituents, such as in the recitations hydroxyalkyl and aralkyl (in which case, for example, the atoms within the aryl group are not counted when counting the carbon atoms in the alkyl substituent).
  • substituted refers to moieties having substituents replacing hydrogen on one or more carbons of the backbone. It will be understood that “substitution” or “substituted with” includes the implicit proviso that such substitution is in accordance with permitted valence of the substituted atom and the substituent, and that the substitution results in a stable compound, e.g., which does not spontaneously undergo transformation such as by rearrangement, cyclization, elimination, etc. As used herein, the term “substituted” is contemplated to include all permissible substituents of organic compounds.
  • the permissible substituents include acyclic and cyclic, branched and unbranched, carbocyclic and heterocyclic, aromatic and non-aromatic substituents of organic compounds.
  • the permissible substituents can be one or more and the same or different for appropriate organic compounds.
  • the heteroatoms such as nitrogen may have hydrogen substituents and/or any permissible substituents of organic compounds described herein which satisfy the valences of the heteroatoms.
  • Substituents can include any substituents described herein, for example, a halogen, a hydroxyl, a carbonyl (such as a carboxyl, an alkoxycarbonyl, a formyl, or an acyl), a thiocarbonyl (such as a thioester, a thioacetate, or a thioformate), an alkoxyl, a phosphoryl, a phosphate, a phosphonate, a phosphinate, an amino, an amido, an amidine, an imine, a cyano, a nitro, an azido, a sulfhydryl, an alkylthio, a sulfate, a sulfonate, a sulfamoyl, a sulfonamido, a sulfonyl, a heterocyclyl, an aralkyl, or an aromatic or heteroaromatic mo
  • references to chemical moieties herein are understood to include substituted variants.
  • reference to an "aryl” group or moiety implicitly includes both substituted and unsubstituted variants.
  • Substituted or unsubstituted means that a given moiety may consist of only hydrogen substituents through available valencies (unsubstituted) or may further comprise one or more non-hydrogen substituents through available valencies (substituted) that are not otherwise specified by the name of the given moiety.
  • isopropyl is an example of an ethylene moiety that is substituted by -CH3.
  • a non- hydrogen substituent may be any substituent that may be bound to an atom of the given moiety that is specified to be substituted.
  • substituents include, but are not limited to, aldehyde, alicyclic, aliphatic, (Ci-io) alkyl, alkylene, alkylidene, amide, amino, aminoalkyl, aromatic, aryl, bicycloalkyl, bicycloaryl, carbamoyl, carbocyclyl, carboxyl, carbonyl group, cycloalkyl, cycloalkylene, ester, halo, heterobicycloalkyl, heterocycloalkylene, heteroaryl, heterobicycloaryl, heterocycloalkyl, oxo, hydroxy, iminoketone, ketone, nitro, oxaalkyl and oxoalkyl moieties, each of which may optionally also be substituted or unsubstituted.
  • substituents include, but are not limited to, hydrogen, halo, nitro, cyano, thio, oxy, hydroxy, carbonyloxy, (Ci io) alkoxy, (C4-12) aryloxy, hetero (Ci- io)aryloxy, carbonyl, oxy carbonyl, aminocarbonyl, amino, (Ci- 10) alkylamino, sulfonamido, imino, sulfonyl, sulfinyl, (Ci- 10) alkyl, halo (Ci-10) alkyl, hydroxy (Ci-10) alkyl, carbonyl (Ci- 10) alkyl, thiocarbonyl (Ci iO) alkyl, sulfonyl (Ci-10) alkyl, sulfinyl (Ci_io) alkyl, (Ci_i0) azaalkyl, imino (Ci-
  • substituent is itself optionally substituted by a further substituent.
  • further substituent include, but are not limited to, hydrogen, halo, nitro, cyano, thio, oxy, hydroxy, carbonyloxy, (Ci- 10) alkoxy, (C4-I2) aryloxy, hetero (Ci-10) aryloxy, carbonyl, oxycarbonyl, aminocarbonyl, amino, (Ci-10) alkylamino, sulfonamido, imino, sulfonyl, sulfinyl, (Ci-10) alkyl, halo (Ci- 10) alkyl, hydroxy (Ci-10) alkyl, carbonyl (Ci-10) alkyl, thiocarbonyl (Ci-10) alkyl, sulfonyl (Ci-10) alkyl, sulfinyl (Ci- 10) alkyl, (Ci-10) aza
  • isomers Compounds that have the same molecular formula but differ in the nature or sequence of bonding of their atoms or the arrangement of their atoms in space are termed “isomers.” Isomers that differ in the arrangement of their atoms in space are termed “stereoisomers.” Diastereomers are stereoisomers with opposite configuration at one or more chiral centers which are not enantiomers. Stereoisomers bearing one or more asymmetric centers that are non- superimposable mirror images of each other are termed "enantiomers.” When a compound has an asymmetric center, for example, if a carbon atom is bonded to four different groups, a pair of enantiomers is possible.
  • An enantiomer can be characterized by the absolute configuration of its asymmetric center or centers and is described by the R- and S-sequencing rules of Cahn, lngold and Prelog, or by the manner in which the molecule rotates the plane of polarized light and designated as dextrorotatory or levorotatory (i.e., as (+) or (-)-isomers respectively).
  • a chiral compound can exist as either individual enantiomer or as a mixture thereof. A mixture containing equal proportions of the enantiomers is called a "racemic mixture".
  • metabolic condition refers to an Inborn errors of metabolism (or genetic metabolic conditions) are genetic disorders that result from a defect in one or more metabolic pathways; specifically, the function of an enzyme is affected and is either deficient or completely absent.
  • parenteral administration and “administered parenterally” as used herein refer to modes of administration other than enteral and topical administration, such as injections, and include without limitation intravenous, intramuscular, intrapleural, intravascular, intrapericardial, intraarterial, intrathecal, intracapsular, intraorbital, intracardiac, intradennal, intraperitoneal, transtracheal, subcutaneous, subcuticular, intraarticular, subcapsular, subarachnoid, intraspinal and intrastemal injection and infusion.
  • a "patient,” “subject,” or “host” to be treated by the subject method may mean either a human or non-human animal, such as primates, mammals, and vertebrates.
  • compositions, polymers and other materials and/or dosage forms which are, within the scope of sound medical judgment, suitable for use in contact with the tissues of mammals, human beings and animals without excessive toxicity, irritation, allergic response, or other problem or complication, commensurate with a reasonable benefit/risk ratio.
  • pharmaceutically acceptable carrier includes, for example, pharmaceutically acceptable materials, compositions or vehicles, such as a liquid or solid filler, diluent, solvent or encapsulating material involved in carrying or transporting any subject composition, from one organ, or portion of the body, to another organ, or portion of the body.
  • a pharmaceutically acceptable carrier is non-pyrogenic.
  • materials which may serve as pharmaceutically acceptable carriers include: (1) sugars, such as lactose, glucose and sucrose; (2) starches, such as corn starch and potato starch; (3) cellulose, and its derivatives, such as sodium carboxymethyl cellulose, ethyl cellulose and cellulose acetate; (4) powdered tragacanth; (5) malt; (6) gelatin; (7) talc; (8) cocoa butter and suppository waxes; (9) oils, such as peanut oil, cottonseed oil, sunflower oil, sesame oil, olive oil, corn oil and soybean oil; (10) glycols, such as propylene glycol; (11) polyols, such as glycerin, sorbitol, mannitol and polyethylene glycol; (12) esters, such as ethyl oleate and ethyl laurate; (13) agar; (14) buffering agents, such as magnesium hydroxide and aluminum hydroxide; (15) alginic acid; (16)
  • prodrug is intended to encompass compounds that, under physiological conditions, are converted into the therapeutically active agents of the present invention.
  • a common method for making a prodrug is to include selected moieties that are hydrolyzed under physiological conditions to reveal the desired molecule.
  • the prodrug is converted by an enzymatic activity of the host animal.
  • prophylactic or therapeutic treatment is art-recognized and includes administration to the host of one or more of the subject compositions. If it is administered prior to clinical manifestation of the unwanted condition (e.g., disease or other unwanted state of the host animal) then the treatment is prophylactic, i.e., it protects the host against developing the unwanted condition, whereas if it is administered after manifestation of the unwanted condition, the treatment is therapeutic, (i.e., it is intended to diminish, ameliorate, or stabilize the existing unwanted condition or side effects thereof).
  • the unwanted condition e.g., disease or other unwanted state of the host animal
  • the term "predicting" as used herein refers to assessing the probability related diseases patient will suffer from abnormalities or complication and/or terminal platelet aggregation or failure and/or death (i.e. mortality) within a defined time window (predictive window) in the future.
  • the mortality may be caused by the central nervous system or complication.
  • the predictive window is an interval in which the subject will develop one or more of the said complications according to the predicted probability.
  • the predictive window may be the entire remaining lifespan of the subject upon analysis by the method of the present invention.
  • treating includes preventing a disease, disorder or condition from occurring in an animal which may be predisposed to the disease, disorder and/or condition but has not yet been diagnosed as having it; inhibiting the disease, disorder or condition, e.g., impeding its progress; and relieving the disease, disorder, or condition, e.g., causing regression of the disease, disorder and/or condition.
  • Treating the disease or condition includes ameliorating at least one symptom of the particular disease or condition, even if the underlying pathophysiology is not affected, such as treating cancer and its related metastasis includes Anal Cancer, Bladder Cancer, Brain Tumors, Breast Cancer, Cervical Cancer, Colon/ Colorectal Cancer, Endometrial Cancer, Esophageal Cancer, Gallbladder Cancer, Head and Neck Cancer, Kidney Cancer, Leukemia, Liver Cancer, Lung Cancer, Lymphoma, Mesothelioma, Cervical cancer, is well understood in the art, and includes administration of a composition which reduces the frequency of, or delays the onset of, symptoms of a medical condition in a subject relative to a subject which does not receive the composition, and other related diseases or any other medical condition, is well understood in the art, and includes administration of a composition which reduces the frequency of, or delays the onset of, symptoms of a medical condition in a subject relative to a subject which does not receive the composition to a subject by administration of an agent even
  • terapéuticaally effective amount is an art-recognized term.
  • the term refers to an amount of a salt or composition disclosed herein that produces some desired effect at a reasonable benefit/risk ratio applicable to any medical treatment.
  • the term refers to that amount necessary or sufficient to eliminate or reduce medical symptoms for a period of time.
  • the effective amount may vary depending on such factors as the disease or condition being treated, the particular targeted constructs being administered, the size of the subject, or the severity of the disease or condition. One of ordinary skill in the art may empirically determine the effective amount of a particular composition without necessitating undue experimentation.
  • the pharmaceutical compositions described herein are formulated in a manner such that said compositions will be delivered to a patient in a therapeutically effective amount, as part of a prophylactic or therapeutic treatment.
  • the desired amount of the composition to be administered to a patient will depend on absorption, inactivation, and excretion rates of the drug as well as the delivery rate of the salts and compositions from the subject compositions. It is to be noted that dosage values may also vary with the severity of the condition to be alleviated. It is to be further understood that for any particular subject, specific dosage regimens should be adjusted over time according to the individual need and the professional judgment of the person administering or supervising the administration of the compositions. Typically, dosing will be determined using techniques known to one skilled in the art.
  • the optimal concentration and/or quantities or amounts of any particular salt or composition may be adjusted to accommodate variations in the treatment parameters.
  • treatment parameters include the clinical use to which the preparation is put, e.g., the site treated, the type of patient, e.g., human or non-human, adult or child, and the nature of the disease or condition.
  • the dosage of the subject compositions provided herein may be determined by reference to the plasma concentrations of the therapeutic composition or other encapsulated materials.
  • the maximum plasma concentration (Cmax) and the area under the plasma concentration-time curve from time 0 to infinity may be used.
  • sustained release When used with respect to a pharmaceutical composition or other material, the term "sustained release" is art-recognized.
  • a subject composition which releases a substance over time may exhibit sustained release characteristics, in contrast to a bolus type administration in which the entire amount of the substance is made biologically available at one time.
  • one or more of the pharmaceutically acceptable excipients may undergo gradual or delayed degradation (e.g., through hydrolysis) with concomitant release of any material incorporated therein, e.g., an therapeutic and/or biologically active salt and/or composition, for a sustained or extended period (as compared to the release from a bolus).
  • This release may result in prolonged delivery of therapeutically effective amounts of any of the therapeutic agents disclosed herein.
  • systemic administration means administration of a subject composition, therapeutic or other material at a site remote from the disease being treated.
  • Administration of an agent for the disease being treated may be termed “local” or “topical” or “regional” administration, other than directly into the central nervous system, e.g., by subcutaneous administration, such that it enters the patient's system and, thus, is subject to metabolism and other like processes.
  • terapéuticaally effective amount is an art-recognized term.
  • the term refers to an amount of a salt or composition disclosed herein that produces some desired effect at a reasonable benefit/risk ratio applicable to any medical treatment.
  • the term refers to that amount necessary or sufficient to eliminate or reduce medical symptoms for a period of time.
  • the effective amount may vary depending on such factors as the disease or condition being treated, the particular targeted constructs being administered, the size of the subject, or the severity of the disease or condition. One of ordinary skill in the art may empirically determine the effective amount of a particular composition without necessitating undue experimentation.
  • compositions disclosed herein are contemplates prodrugs of the compositions disclosed herein, as well as pharmaceutically acceptable salts of said prodrugs.
  • compositions comprising a pharmaceutically acceptable carrier and the composition of a compound of Formula I, formula II or formula III may be formulated for systemic or topical or oral administration.
  • the pharmaceutical composition may be also formulated for oral administration, oral solution, injection, subdermal administration, or transdermal administration.
  • the pharmaceutical composition may further comprise at least one of a pharmaceutically acceptable stabilizer, diluent, surfactant, filler, binder, and lubricant.
  • the pharmaceutical compositions described herein will incorporate the disclosed compounds and compositions (Formula I, formula II or formula III) to be delivered in an amount sufficient to deliver to a patient a therapeutically effective amount of a compound of formula I, formula II or formula III or composition as part of a prophylactic or therapeutic treatment.
  • the desired concentration of formula I, formula II or formula III or its pharmaceutical acceptable salts will depend on absorption, inactivation, and excretion rates of the drug as well as the delivery rate of the salts and compositions from the subject compositions. It is to be noted that dosage values may also vary with the severity of the condition to be alleviated.
  • the optimal concentration and/or quantities or amounts of any particular compound of formula I, formula II or formula III may be adjusted to accommodate variations in the treatment parameters.
  • treatment parameters include the clinical use to which the preparation is put, e.g., the site treated, the type of patient, e.g., human or non-human, adult or child, and the nature of the disease or condition.
  • concentration and/or amount of any compound of formula I, formula II or formula III may be readily identified by routine screening in animals, e.g., rats, by screening a range of concentration and/or amounts of the material in question using appropriate assays.
  • Known methods are also available to assay local tissue concentrations, diffusion rates of the salts or compositions, and local blood flow before and after administration of therapeutic formulations disclosed herein.
  • One such method is microdialysis, as reviewed by T. E. Robinson et al, 1991, microdialysis in the neurosciences, Techniques, volume 7, Chapter 1.
  • the methods reviewed by Robinson may be applied, in brief, as follows. A microdialysis loop is placed in situ in a test animal. Dialysis fluid is pumped through the loop.
  • the dosage of the subject compounds of formula I, formula II or formula III provided herein may be determined by reference to the plasma concentrations of the therapeutic composition or other encapsulated materials. For example, the maximum plasma concentration (Cmax) and the area under the plasma concentration- time curve from time 0 to infinity may be used.
  • an effective dosage for the compounds of Formulas I is in the range of about 0.01 mg/kg/day to about 100 mg/kg/day in single or divided doses, for instance 0.01 mg/kg/day to about 50 mg/kg/day in single or divided doses.
  • the compounds of Formulas I may be administered at a dose of, for example, less than 0.2 mg/kg/day, 0.5 mg/kg/day, 1.0 mg/kg/day, 5 mg/kg/day, 10 mg/kg/day, 20 mg/kg/day, 30 mg/kg/day, or 40 mg/kg/day.
  • Compounds of Formula I, formula II or formula III may also be administered to a human patient at a dose of, for example, between 0.1 mg and 1000 mg, between 5 mg and 80 mg, or less than 1.0, 9.0, 12.0, 20.0, 50.0, 75.0, 100, 300, 400, 500, 800, 1000, 2000, 5000 mg per day.
  • the compositions herein are administered at an amount that is less than 95%, 90%, 80%, 70%, 60%, 50%, 40%, 30%, 20%, or 10% of the compound of formula I, formula II or formula III required for the same therapeutic benefit.
  • An effective amount of the compounds of formula I, formula II or formula III described herein refers to the amount of one of said salts or compositions which is capable of inhibiting or preventing a disease.
  • An effective amount may be sufficient to prohibit, treat, alleviate, ameliorate, halt, restrain, slow or reverse the progression, or reduce the severity of a complication resulting from nerve damage or demyelization and/or elevated reactive oxidative-nitrosative species and/or abnormalities in neurotransmitter homeostasis' s, in patients who are at risk for such complications.
  • these methods include both medical therapeutic (acute) and/or prophylactic (prevention) administration as appropriate.
  • the amount and timing of compositions administered will, of course, be dependent on the subject being treated, on the severity of the affliction, on the manner of administration and on the judgment of the prescribing physician.
  • the dosages given above are a guideline and the physician may titrate doses of the drug to achieve the treatment that the physician considers appropriate for the patient.
  • the physician must balance a variety of factors such as age of the patient, presence of preexisting disease, as well as presence of other diseases.
  • compositions provided by this application may be administered to a subject in need of treatment by a variety of conventional routes of administration, including orally, topically, parenterally, e.g., intravenously, subcutaneously or intramedullary. Further, the compositions may be administered intranasally, as a rectal suppository, or using a "flash" formulation, i.e., allowing the medication to dissolve in the mouth without the need to use water. Furthermore, the compositions may be administered to a subject in need of treatment by controlled release dosage forms, site specific drug delivery, transdermal drug delivery, patch (active/passive) mediated drug delivery, by stereotactic injection, or in nanoparticles.
  • compositions may be administered alone or in combination with pharmaceutically acceptable carriers, vehicles or diluents, in either single or multiple doses.
  • suitable pharmaceutical carriers, vehicles and diluents include inert solid diluents or fillers, sterile aqueous solutions and various organic solvents.
  • the pharmaceutical compositions formed by combining the compositions and the pharmaceutically acceptable carriers, vehicles or diluents are then readily administered in a variety of dosage forms such as tablets, powders, lozenges, syrups, injectable solutions and the like.
  • These pharmaceutical compositions can, if desired, contain additional ingredients such as flavorings, binders, excipients and the like.
  • tablets containing various excipients such as L-arginine, sodium citrate, calcium carbonate and calcium phosphate may be employed along with various disintegrates such as starch, alginic acid and certain complex silicates, together with binding agents such as polyvinylpyrrolidone, sucrose, gelatin and acacia.
  • binding agents such as polyvinylpyrrolidone, sucrose, gelatin and acacia.
  • lubricating agents such as magnesium stearate, sodium lauryl sulfate and talc are often useful for tabletting purposes.
  • Solid compositions of a similar type may also be employed as fillers in soft and hard filled gelatin capsules. Appropriate materials for this include lactose or milk sugar and high molecular weight polyethylene glycols.
  • the essential active ingredient therein may be combined with various sweetening or flavoring agents, coloring matter or dyes and, if desired, emulsifying or suspending agents, together with diluents such as water, ethanol, propylene glycol, glycerin and combinations thereof.
  • diluents such as water, ethanol, propylene glycol, glycerin and combinations thereof.
  • the compounds of formula I, formula II or formula III may also comprise enterically coated comprising of various excipients, as is well known in the pharmaceutical art.
  • solutions of the compositions may be prepared in (for example) sesame or peanut oil, aqueous propylene glycol, or in sterile aqueous solutions may be employed.
  • aqueous solutions should be suitably buffered if necessary and the liquid diluent first rendered isotonic with sufficient saline or glucose.
  • sterile aqueous media employed are all readily available by standard techniques known to those skilled in the art.
  • the formulations for instance tablets, may contain e.g. 10 to 100, 50 to 250, 150 to 500 mg, or 350 to 800 mg e.g. 10, 50, 100, 300, 500, 700, 800 mg of the compounds of formula I, formula II or formula III disclosed herein, for instance, compounds of formula I, formula II or formula III or pharmaceutical acceptable salts of a compounds of Formula I.
  • a composition as described herein may be administered orally, or parenterally (e.g., intravenous, intramuscular, subcutaneous or intramedullary). Topical administration may also be indicated, for example, where the patient is suffering from gastrointestinal disorder that prevent oral administration, or whenever the medication is best applied to the surface of a tissue or organ as determined by the attending physician. Localized administration may also be indicated, for example, when a high dose is desired at the target tissue or organ.
  • the active composition may take the form of tablets or lozenges formulated in a conventional manner.
  • dosage administered will be dependent upon the identity of the neurological disease; the type of host involved, including its age, health and weight; the kind of concurrent treatment, if any; the frequency of treatment and therapeutic ratio.
  • dosage levels of the administered active ingredients are: intravenous, 0.1 to about 200 mg/kg; intramuscular, 1 to about 500 mg/kg; orally, 5 to about 1000 mg/kg; intranasal instillation, 5 to about 1000 mg/kg; and aerosol, 5 to about 1000 mg/kg of host body weight.
  • an active ingredient can be present in the compositions of the present invention for localized use about the cutis, intranasally, pharyngolaryngeally, bronchially, intravaginally, rectally, or ocularly in a concentration of from about 0.01 to about 50% w/w of the composition; preferably about 1 to about 20% w/w of the composition; and for parenteral use in a concentration of from about 0.05 to about 50% w/v of the composition and preferably from about 5 to about 20% w/v.
  • compositions of the present invention are preferably presented for administration to humans and animals in unit dosage forms, such as tablets, capsules, pills, powders, granules, suppositories, sterile parenteral solutions or suspensions, sterile non- parenteral solutions of suspensions, and oral solutions or suspensions and the like, containing suitable quantities of an active ingredient.
  • unit dosage forms such as tablets, capsules, pills, powders, granules, suppositories, sterile parenteral solutions or suspensions, sterile non- parenteral solutions of suspensions, and oral solutions or suspensions and the like, containing suitable quantities of an active ingredient.
  • unit dosage forms such as tablets, capsules, pills, powders, granules, suppositories, sterile parenteral solutions or suspensions, sterile non- parenteral solutions of suspensions, and oral solutions or suspensions and the like, containing suitable quantities of an active ingredient.
  • the tablet core contains one or more hydrophilic polymers.
  • Suitable hydrophilic polymers include, but are not limited to, water swellable cellulose derivatives, polyalkylene glycols, thermoplastic polyalkylene oxides, acrylic polymers, hydrocolloids, clays, gelling starches, swelling cross-linked polymers, and mixtures thereof.
  • suitable water swellable cellulose derivatives include, but are not limited to, sodium carboxymethylcellulose, cross-linked hydroxypropylcellulose, hydroxypropyl cellulose (HPC), hydroxypropylmethylcellulose (HPMC), hydroxyisopropylcellulose, hydroxybutylcellulose, hydroxyphenylcellulose, hydroxyethylcellulose (HEC), hydroxypentylcellulose, hydroxypropylethylcellulose, hydroxypropylbutylcellulose, and hydroxypropylethylcellulose, and mixtures thereof.
  • suitable polyalkylene glycols include, but are not limited to, polyethylene glycol.
  • suitable thermoplastic polyalkylene oxides include, but are not limited to, poly(ethylene oxide).
  • acrylic polymers include, but are not limited to, potassium methacrylatedivinylbenzene copolymer, polymethylmethacrylate, high-molecular weight crosslinked acrylic acid homopolymers and copolymers such as those commercially available from Noveon Chemicals under the tradename CARBOPOLTM
  • suitable hydrocolloids include, but are not limited to, alginates, agar, guar gum, locust bean gum, kappa carrageenan, iota carrageenan, tara, gum arabic, tragacanth, pectin, xanthan gum, gellan gum, maltodextrin, galactomannan, pusstulan, laminarin, scleroglucan, gum arabic, inulin, pectin, gelatin, whelan, rhamsan, zooglan, methylan, chitin, cyclodextrin, chitosan, and mixtures thereof.
  • Suitable clays include, but are not limited to, smectites such as bentonite, kaolin, and laponite; magnesium trisilicate; magnesium aluminum silicate; and mixtures thereof.
  • suitable gelling starches include, but are not limited to, acid hydrolyzed starches, swelling starches such as sodium starch glycolate and derivatives thereof, and mixtures thereof.
  • suitable swelling cross- linked polymers include, but are not limited to, cross-linked polyvinyl pyrrolidone, cross- linked agar, and cross-linked carboxymethylcellulose sodium, and mixtures thereof.
  • the carrier may contain one or more suitable excipients for the formulation of tablets.
  • suitable excipients include, but are not limited to, fillers, adsorbents, binders, disintegrants, lubricants, glidants, release-modifying excipients, superdisintegrants, antioxidants, and mixtures thereof.
  • Suitable binders include, but are not limited to, dry binders such as polyvinyl pyrrolidone and hydroxypropylmethylcellulose; wet binders such as water-soluble polymers, including hydrocolloids such as acacia, alginates, agar, guar gum, locust bean, carrageenan, carboxymethylcellulose, tara, gum arabic, tragacanth, pectin, xanthan, gellan, gelatin, maltodextrin, galactomannan, pusstulan, laminarin, scleroglucan, inulin, whelan, rhamsan, zooglan, methylan, chitin, cyclodextrin, chitosan, polyvinyl pyrrolidone, cellulosics, sucrose, and starches; and mixtures thereof.
  • Suitable disintegrants include, but are not limited to, sodium starch glycolate, cross-linked polyvinylpyrroli
  • Suitable lubricants include, but are not limited to, long chain fatty acids and their salts, such as magnesium stearate and stearic acid, talc, glycerides waxes, and mixtures thereof.
  • Suitable glidants include, but are not limited to, colloidal silicon dioxide.
  • Suitable release-modifying excipients include, but are not limited to, insoluble edible materials, pH- dependent polymers, and mixtures thereof.
  • Suitable insoluble edible materials for use as release-modifying excipients include, but are not limited to, water-insoluble polymers and low-melting hydrophobic materials, copolymers thereof, and mixtures thereof.
  • suitable water-insoluble polymers include, but are not limited to, ethylcellulose, polyvinyl alcohols, polyvinyl acetate, polycaprolactones, cellulose acetate and its derivatives, acrylates, methacrylates, acrylic acid copolymers, copolymers thereof, and mixtures thereof.
  • Suitable low-melting hydrophobic materials include, but are not limited to, fats, fatty acid esters, phospholipids, waxes, and mixtures thereof.
  • suitable fats include, but are not limited to, hydrogenated vegetable oils such as for example cocoa butter, hydrogenated palm kernel oil, hydrogenated cottonseed oil, hydrogenated sunflower oil, and hydrogenated soybean oil, free fatty acids and their salts, and mixtures thereof.
  • suitable fatty acid esters include, but are not limited to, sucrose fatty acid esters, mono-, di-, and triglycerides, glyceryl behenate, glyceryl palmitostearate, glyceryl monostearate, glyceryl tristearate, glyceryl trilaurylate, glyceryl myristate, GlycoWax-932, lauroyl macrogol-32 glycerides, stearoyl macrogol-32 glycerides, and mixtures thereof.
  • Suitable phospholipids include phosphotidyl choline, phosphotidyl serene, phosphotidyl enositol, phosphotidic acid, and mixtures thereof.
  • suitable waxes include, but are not limited to, carnauba wax, spermaceti wax, beeswax, candelilla wax, shellac wax, microcrystalline wax, and paraffin wax; fat- containing mixtures such as chocolate, and mixtures thereof.
  • super disintegrants include, but are not limited to, croscarmellose sodium, sodium starch glycolate and cross-linked povidone (crospovidone). In one embodiment the tablet core contains up to about 5 percent by weight of such super disintegrant.
  • antioxidants include, but are not limited to, tocopherols, ascorbic acid, sodium pyrosulfite, butylhydroxytoluene, butylated hydroxyanisole, edetic acid, and edetate salts, and mixtures thereof.
  • preservatives include, but are not limited to, citric acid, tartaric acid, lactic acid, malic acid, acetic acid, benzoic acid, and sorbic acid, and mixtures thereof.
  • the immediate release coating has an average thickness of at least 50 microns, such as from about 50 microns to about 2500 microns; e.g., from about 250 microns to about 1000 microns.
  • the immediate release coating is typically compressed at a density of more than about 0.9 g/cc, as measured by the weight and volume of that specific layer.
  • the immediate release coating contains a first portion and a second portion, wherein at least one of the portions contains the second pharmaceutically active agent.
  • the portions contact each other at a center axis of the tablet.
  • the first portion includes the first pharmaceutically active agent and the second portion includes the second pharmaceutically active agent.
  • the first portion contains the first pharmaceutically active agent and the second portion contains the second pharmaceutically active agent. In one embodiment, one of the portions contains a third pharmaceutically active agent. In one embodiment one of the portions contains a second immediate release portion of the same pharmaceutically active agent as that contained in the tablet core.
  • the outer coating portion is prepared as a dry blend of materials prior to addition to the coated tablet core. In another embodiment the outer coating portion is included of a dried granulation including the pharmaceutically active agent.
  • Formulations with different drug release mechanisms described above could be combined in a final dosage form containing single or multiple units.
  • multiple units include multilayer tablets, capsules containing tablets, beads, or granules in a solid or liquid form.
  • Typical, immediate release formulations include compressed tablets, gels, films, coatings, liquids and particles that can be encapsulated, for example, in a gelatin capsule. Many methods for preparing coatings, covering or incorporating drugs, are known in the art.
  • the immediate release dosage, unit of the dosage form i.e., a tablet, a plurality of drug-containing beads, granules or particles, or an outer layer of a coated core dosage form, contains a therapeutically effective quantity of the active agent with conventional pharmaceutical excipients.
  • the immediate release dosage unit may or may not be coated, and may or may not be admixed with the delayed release dosage unit or units (as in an encapsulated mixture of immediate release drug- containing granules, particles or beads and delayed release drug- containing granules or beads).
  • Extended release formulations are generally prepared as diffusion or osmotic systems, for example, as described in "Remington— The Science and Practice of Pharmacy", 20th. Ed., Lippincott Williams & Wilkins, Baltimore, Md., 2000).
  • a diffusion system typically consists of one of two types of devices, reservoir and matrix, which are wellknown and described in die art.
  • the matrix devices are generally prepared by compressing the drug with a slowly dissolving polymer carrier into a tablet form.
  • An immediate release portion can be added to the extended release system by means of either applying an immediate release layer on top of the extended release core; using coating or compression processes or in a multiple unit system such as a capsule containing extended and immediate release beads.
  • Delayed release dosage formulations are created by coating a solid dosage form with a film of a polymer which is insoluble in the acid environment of the stomach, but soluble in the neutral environment of small intestines.
  • the delayed release dosage units can be prepared, for example, by coating a drug or a drug-containing composition with a selected coating material.
  • the drug- containing composition may be a tablet for incorporation into a capsule, a tablet for use as an inner core in a "coated core" dosage form, or a plurality of drug-containing beads, particles or granules, for incorporation into either a tablet or capsule.
  • a pulsed release dosage form is one that mimics a multiple dosing profile without repeated dosing and typically allows at least a twofold reduction in dosing frequency as compared to the drug presented as a conventional dosage form (e.g., as a solution or prompt drug-releasing, conventional solid dosage form).
  • a pulsed release profile is characterized by a time period of no release (lag time) or reduced release followed by rapid drug release.
  • Each dosage form contains a therapeutically effective amount of active agent.
  • approximately 30 wt. % to 70 wt. %, preferably 40 wt. % to 60 wt. %, of the total amount of active agent in the dosage form is released in the initial pulse, and, correspondingly approximately 70 wt. % to 3.0 wt. %, preferably 60 wt. % to 40 wt. %, of the total amount of active agent in the dosage form is released in the second pulse.
  • the second pulse is preferably released approximately 3 hours to less than 14 hours, and more preferably approximately 5 hours to 12 hours, following administration.
  • Another dosage form contains a compressed tablet or a capsule having a drug- containing immediate release dosage unit, a delayed release dosage unit and an optional second delayed release dosage unit.
  • the immediate release dosage unit contains a plurality of beads, granules particles that release drug substantially immediately following oral administration to provide an initial dose.
  • the delayed release dosage unit contains a plurality of coated beads or granules, which release drug approximately 3 hours to 14 hours following oral administration to provide a second dose.
  • dilute sterile, aqueous or partially aqueous solutions (usually in about 0.1% to 5% concentration), otherwise similar to the above parenteral solutions, may be prepared.
  • subject compositions of the present application maybe lyophilized or subjected to another appropriate drying technique such as spray drying.
  • the subject compositions may be administered once, or may be divided into a number of smaller doses to be administered at varying intervals of time, depending in part on the release rate of the compositions and the desired dosage.
  • Formulations useful in the methods provided herein include those suitable for oral, nasal, topical (including buccal and sublingual), rectal, vaginal, aerosol and/or parenteral administration.
  • the formulations may conveniently be presented in unit dosage form and may be prepared by any methods well known in the art of pharmacy.
  • the amount of a subject composition which may be combined with a carrier material to produce a single dose may vary depending upon the subject being treated, and the particular mode of administration.
  • Methods of preparing these formulations or compositions include the step of bringing into association subject compositions with the carrier and, optionally, one or more accessory ingredients.
  • the formulations are prepared by uniformly and intimately bringing into association a subject composition with liquid carriers, or finely divided solid carriers, or both, and then, if necessary, shaping the product.
  • the compounds of formula I, formula II or formula III described herein may be administered in inhalant or aerosol formulations.
  • the inhalant or aerosol formulations may comprise one or more agents, such as adjuvants, diagnostic agents, imaging agents, or therapeutic agents useful in inhalation therapy.
  • the final aerosol formulation may for example contain 0.005-90% w/w, for instance 0.005-50%, 0.005-5% w/w, or 0.01-1.0% w/w, of medicament relative to the total weight of the formulation.
  • the subject composition is mixed with one or more pharmaceutically acceptable carriers and/or any of the following: (1) fillers or extenders, such as starches, lactose, sucrose, glucose, mannitol, and/or silicic acid; (2) binders, such as, for example, carboxymethylcellulose, alginates, gelatin, polyvinyl pyrrolidone, sucrose and/or acacia; (3) humectants, such as glycerol; (4) disintegrating agents, such as agar-agar, calcium carbonate, potato or tapioca starch, alginic acid, certain silicates, and sodium carbonate; (5) solution retarding agents, such as paraffin; (6) absorption accelerators, such as quaternary ammonium compounds; (7) wetting agents, such as, for example, acetyl alcohol and glycerol monostea
  • compositions may also comprise buffering agents.
  • Solid compositions of a similar type may also be employed as fillers in soft and hard-filled gelatin capsules using lactose or milk sugars, as well as high molecular weight polyethylene glycols and the like.
  • Liquid dosage forms for oral administration include pharmaceutically acceptable emulsions, microemulsions, solutions, suspensions, syrups and elixirs.
  • the liquid dosage forms may contain inert diluents commonly used in the art, such as, for example, water or other solvents, solubilizing agents and emulsifiers, such as ethyl alcohol, isopropyl alcohol, ethyl carbonate, ethyl acetate, benzyl alcohol, benzyl benzoate, propylene glycol, 1,3-butylene glycol, oils (in particular, cottonseed, corn, peanut, sunflower, soybean, olive, castor, and sesame oils), glycerol, tetrahydrofuryl alcohol, polyethylene glycols and fatty acid esters of sorbitan, and mixtures thereof.
  • inert diluents commonly used in the art, such as, for example, water or other solvents, solubilizing agents and emuls
  • Suspensions in addition to the subject compositions, may contain suspending agents such as, for example, ethoxylated isostearyl alcohols, polyoxyethylene sorbitol, and sorbitan esters, microcrystalline cellulose, aluminum metahydroxide, bentonite, agar-agar and tragacanth, and mixtures thereof.
  • suspending agents such as, for example, ethoxylated isostearyl alcohols, polyoxyethylene sorbitol, and sorbitan esters, microcrystalline cellulose, aluminum metahydroxide, bentonite, agar-agar and tragacanth, and mixtures thereof.
  • Formulations for rectal or vaginal administration may be presented as a suppository, which may be prepared by mixing a subject composition with one or more suitable non-irritating carriers comprising, for example, cocoa butter, polyethylene glycol, a suppository wax, or a salicylate, and which is solid at room temperature, but liquid at body temperature and, therefore, will melt in the appropriate body cavity and release the encapsulated compound(s) and composition(s).
  • suitable non-irritating carriers comprising, for example, cocoa butter, polyethylene glycol, a suppository wax, or a salicylate, and which is solid at room temperature, but liquid at body temperature and, therefore, will melt in the appropriate body cavity and release the encapsulated compound(s) and composition(s).
  • Formulations which are suitable for vaginal administration also include pessaries, tampons, creams, gels, pastes, foams, or spray formulations containing such carriers as are known in the art to be appropriate.
  • Dosage forms for transdermal administration include powders, sprays, ointments, pastes, creams, lotions, gels, solutions, patches, and inhalants.
  • a subject composition may be mixed under sterile conditions with a pharmaceutically acceptable carrier, and with any preservatives, buffers, or propellants that may be required.
  • the complexes may include lipophilic and hydrophilic groups to achieve the desired water solubility and transport properties.
  • the ointments, pastes, creams and gels may contain, in addition to subject compositions, other carriers, such as animal and vegetable fats, oils, waxes, paraffins, starch, tragacanth, cellulose derivatives, polyethylene glycols, silicones, bentonites, silicic acid, talc and zinc oxide, or mixtures thereof.
  • Powders and sprays may contain, in addition to a subject composition, excipients such as lactose, talc, silicic acid, aluminum hydroxide, calcium silicates and polyamide powder, or mixtures of such substances.
  • Sprays may additionally contain customary propellants, such as chlorofluorohydrocarbons and volatile unsubstituted hydrocarbons, such as butane and propane.
  • a transdermal patch may comprise: a substrate sheet comprising a composite film formed of a resin composition comprising 100 parts by weight of a polyvinyl chloride-polyurethane composite and 2-10 parts by weight of a styrene- ethylene-butylene-styrene copolymer, a first adhesive layer on the one side of the composite film, and a polyalkylene terephthalate film adhered to the one side of the composite film by means of the first adhesive layer, a primer layer which comprises a saturated polyester resin and is formed on the surface of the polyalkylene terephthalate film; and a second adhesive layer comprising a styrene-diene-styrene block copolymer containing a pharmaceutical agent layered on the primer layer.
  • a method for the manufacture of the above-mentioned substrate sheet comprises preparing the above resin composition molding the resin composition into a composite film by a calendar process, and then adhering a polyalkylene terephthalate film on one side of the composite film by means of an adhesive layer thereby forming the substrate sheet, and forming a primer layer comprising a saturated polyester resin on the outer surface of the polyalkylene terephthalate film.
  • Another type of patch comprises incorporating the drug directly in a pharmaceutically acceptable adhesive and laminating the drug-containing adhesive onto a suitable backing member, e.g. a polyester backing membrane.
  • the drug should be present at a concentration which will not affect the adhesive properties, and at the same time deliver the required clinical dose.
  • Transdermal patches may be passive or active. Passive transdermal drug delivery systems currently available, such as the nicotine, estrogen and nitroglycerine patches, deliver small-molecule drugs. Many of the newly developed proteins and peptide drugs are too large to be delivered through passive transdermal patches and may be delivered using technology such as electrical assist (iontophoresis) for large-molecule drugs.
  • Iontophoresis is a technique employed for enhancing the flux of ionized substances through membranes by application of electric current.
  • An iontophoretic membrane is given in U.S. Pat. No. 5,080,646 to Theeuwes.
  • the principal mechanisms by which iontophoresis enhances molecular transport across the skin are (a) repelling a charged ion from an electrode of the same charge, (b) electroosmosis, the convective movement of solvent that occurs through a charged pore in response the preferential passage of counter- ions when an electric field is applied or (c) increase skin permeability due to application of electrical current.
  • kits may comprise a container for containing the separate compositions such as a divided bottle or a divided foil packet.
  • the kit comprises directions for the administration of the separate components.
  • the kit form is particularly advantageous when the separate components are preferably administered in different dosage forms (e.g., oral and parenteral), are administered at different dosage intervals, or when titration of the individual components of the combination is desired by the prescribing physician.
  • Blister packs are well known in the packaging industry and are widely used for the packaging of pharmaceutical unit dosage forms (tablets, capsules, and the like). Blister packs generally consist of a sheet of relatively stiff material covered with a foil of a plastic material that may be transparent.
  • Methods and compositions for the treatment of cancer comprising administering to a patient in need thereof a therapeutically effective amount of compound of Formula I:
  • R 1 represents hydrogen, hydroxyl, methyl, amine, chloride (CI), Aldehyde (-CHO), Acetyl (- OCH 3 ) cycohexyl methyl ether, butoxy, propoxy, thiol, alkyl, alkyl thiol, acetyl thiol, disulfide, acyl, acylalkyl, alkenyl, alkylthioalkyl, alkynyl, alkoxyaryl, alkoxyalkyl, aryl, aralkyl, aryloxyalkyl, arylthioalkyl, cycloalkyl, ether, ester, heteroaryl, heterocyclyl, lower alkyl, sulfone, sulfoxide, or hydroxyalkyl;
  • R 2 represents NULL, H, D,
  • R 3 independently represents
  • Methods and compositions for the treatment of cancer comprising administering to a patient in need thereof a therapeutically effective amount of compound of Formula II:
  • R 1 represents hydrogen, hydroxyl, methyl, amine, chloride (CI), Aldehyde (-CHO), Acetyl (- OCH 3 ) cycohexyl methyl ether, butoxy, propoxy, thiol, alkyl, alkyl thiol, acetyl thiol, disulfide, acyl, acylalkyl, alkenyl, alkylthioalkyl, alkynyl, alkoxyaryl, alkoxyalkyl, aryl, aralkyl, aryloxyalkyl, arylthioalkyl, cycloalkyl, ether, ester, heteroaryl, heterocyclyl, lower alkyl, sulfone, sulfoxide, or hydroxyalkyl;
  • R 2 represents NULL, H, D,
  • R 1 represents hydrogen, hydroxyl, methyl, amine, chloride (CI), Aldehyde (-CHO), Acetyl (- OCH 3 ) cycohexyl methyl ether, butoxy, propoxy, thiol, alkyl, alkyl thiol, acetyl thiol, disulfide, acyl, acylalkyl, alkenyl, alkylthioalkyl, alkynyl, alkoxyaryl, alkoxyalkyl, aryl, aralkyl, aryloxyalkyl, arylthioalkyl, cycloalkyl, ether, ester, heteroaryl, heterocyclyl, lower alkyl, sulfone, sulfoxide, or hydroxyalkyl;
  • R 2 re resents NULL, H, D,

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Abstract

The invention relates to the compounds of formula I, formula II and formula III or its pharmaceutical acceptable salts, as well as polymorphs, solvates, enantiomers, stereoisomers and hydrates thereof. The pharmaceutical compositions comprising an effective amount of compounds of formula I, formula II or formula III; and methods for treating or preventing cancer may be formulated for oral, buccal, rectal, topical, transdermal, transmucosal, intravenous, parenteral administration, syrup, or injection. Such compositions may be used to treatment of anal cancer, bladder cancer, brain tumors, breast cancer, cervical cancer, colon/ colorectal cancer, endometrial cancer, esophageal cancer, gallbladder cancer, head and neck cancer, kidney cancer, leukemia, liver cancer, lung cancer, lymphoma, mesothelioma, cervical cancer and multiple myeloma.

Description

COMPOSITIONS AND METHODS FOR THE
TREATMENT OF CANCER
PRIORITY
[0001] The present application claims the benefit of Indian Provisional Patent Application No. 1166/CHE/2013 filed on 19-March-2013, the entire disclosure of which is relied on for all purposes and is incorporated into this application by reference.
FIELD OF THE INVENTION
[0002] This disclosure generally relates to compounds and compositions for the treatment of cancer. More particularly, this invention relates to treating subjects with a pharmaceutically acceptable dose of compounds, crystals, solvates, enantiomer, stereoisomer, esters, salts, hydrates, prodrugs, or mixtures thereof.
BACKGROUND OF THE INVENTION
[0003] Cancer is responsible for one in eight deaths worldwide. It encompasses more than 100 distinct diseases with diverse risk factors and epidemiology which originate from most of the cell types and organs of the human body and which are characterized by relatively unrestrained proliferation of cells that can invade beyond normal tissue boundaries and metastasize to distant organs.
[0004] All cancers are thought to share a common pathogenesis. Each is the outcome of a process of Darwinian evolution occurring among cell populations within the microenvironments provided by the tissues of a multi-cellular organism. Analogous to Darwinian evolution occurring in the origins of species, cancer development is based on two constituent processes, the continuous acquisition of heritable genetic variation in individual cells by more-or-less random mutation and natural selection acting on the resultant phenotypic diversity. Within an adult human there are probably thousands of minor winners of this ongoing competition, most of which have limited abnormal growth potential and are invisible or manifest as common benign growths such as skin moles. Occasionally, however, a single cell acquires a set of sufficiently advantageous mutations that allows it to proliferate autonomously, invade tissues and metastasize.
[0005] The aggressive cancer cell phenotype is the result of a variety of genetic and epigenetic alterations leading to deregulation of intracellular signaling pathways, including an impaired ability of the cancer cell to undergo apoptosis. Most of the current anticancer therapies work, at least in part, through inducing apoptosis in cancer cells. Lack of appropriate apoptosis due to defects in the normal apoptosis machinery plays a crucial role in the resistance of cancer cells to a wide variety of current anticancer therapies. Chemo- or radio- resistance markedly impairs the efficacy of cancer therapy and involves anti-apoptotic signal transduction pathways that prevent cell death. For example, primary or acquired resistance of hormone-refractory prostate cancer to current treatment protocols has been associated with apoptosis-resistance of cancer cells and is linked to the failure of therapies. Current and future efforts toward designing new therapies to improve survival and quality of life of cancer patients must include strategies that specifically target cancer cell resistance.
[0006] Managing acute pathology of often relies on the addressing underlying pathology and symptoms of the disease. There is currently a need in the art for new compositions to treatment of cancer and its metastasis.
SUMMARY OF THE INVENTION
[0007] The present invention provides compounds, compositions containing these compounds and methods for using the same to treat, prevent and/or ameliorate the effects of the conditions such as cancer.
[0008] The invention herein provides compositions comprising of formula I or pharmaceutical acceptable salts thereof. The invention also provides pharmaceutical compositions comprising one or more compounds of formula I or intermediates thereof and one or more of pharmaceutically acceptable carriers, vehicles or diluents. These compositions may be used in the treatment of cancer and its associated complications.
Figure imgf000004_0001
Formula I
[0009] In certain embodiments, the present invention relates to the compounds and compositions of formula I, or pharmaceutically acceptable salts thereof,
Figure imgf000004_0002
Formula I
or pharmaceutically acceptable salts, hydrates, solvates, prodrugs, enantiomers, and stereoisomers thereof;
[0010] Wherein,
R1 represents hydrogen, hydroxyl, methyl, amine, chloride (CI), Aldehyde (-CHO), Acetyl (- OCH3) cycohexyl methyl ether, butoxy, propoxy, thiol, alkyl, alkyl thiol, acetyl thiol, disulfide, acyl, acylalkyl, alkenyl, alkylthioalkyl, alkynyl, alkoxyaryl, alkoxyalkyl, aryl, aralkyl, aryloxyalkyl, arylthioalkyl, cycloalkyl, ether, ester, heteroaryl, heterocyclyl, lower alkyl, sulfone, sulfoxide, or hydroxyalkyl;
R2 represents NULL, H, D,
Figure imgf000005_0001
Figure imgf000006_0001
[0011] In certain embodiments, compounds of formula II are described:
Figure imgf000007_0001
Formula II or pharmaceutically acceptable salts, hydrates, solvates, prodrugs, enantiomers, and stereoisomers thereof;
[0012] Wherein,
R1 represents hydrogen, hydroxyl, methyl, amine, chloride (CI), Aldehyde (-CHO), Acetyl (- OCH3) cycohexyl methyl ether, butoxy, propoxy, thiol, alkyl, alkyl thiol, acetyl thiol, disulfide, acyl, acylalkyl, alkenyl, alkylthioalkyl, alkynyl, alkoxyaryl, alkoxyalkyl, aryl, aralkyl, aryloxyalkyl, arylthioalkyl, cycloalkyl, ether, ester, heteroaryl, heterocyclyl, lower alkyl, sulfone, sulfoxide, or hydroxyalkyl;
R2 represents NULL, H, D,
Figure imgf000007_0002
Figure imgf000008_0001
Figure imgf000009_0001
or pharmaceutically acceptable salts, hydrates, solvates, prodrugs, enantiomers, and stereoisomers thereof;
[0014] Wherein,
R1 represents hydrogen, hydroxyl, methyl, amine, chloride (CI), Aldehyde (-CHO), Acetyl (- OCH3) cycohexyl methyl ether, butoxy, propoxy, thiol, alkyl, alkyl thiol, acetyl thiol, disulfide, acyl, acylalkyl, alkenyl, alkylthioalkyl, alkynyl, alkoxyaryl, alkoxyalkyl, aryl, aralkyl, aryloxyalkyl, arylthioalkyl, cycloalkyl, ether, ester, heteroaryl, heterocyclyl, lower alkyl, sulfone, sulfoxide, or hydroxyalkyl;
R2 represents NULL, H, D,
Figure imgf000010_0001
Figure imgf000011_0001
10
Figure imgf000012_0001
Figure imgf000013_0001
(3-1)
[0016] Herein the application also provides a kit comprising any of the pharmaceutical compositions disclosed herein. The kit may comprise instructions for use in the treatment of cancer or its related complications.
[0017] The application also discloses a pharmaceutical composition comprising a pharmaceutically acceptable carrier and any of the compositions herein. In some aspects, the pharmaceutical composition is formulated for systemic administration, oral administration, sustained release, parenteral administration, injection, subdermal administration, or transdermal administration.
[0018] Herein, the application additionally provides kits comprising the pharmaceutical compositions described herein. The kits may further comprise instructions for use in the treatment of cancer or its related complications.
[0019] The compositions described herein have several uses. The present application provides, for example, methods of treating a patient suffering from cancer or its related complications manifested from metabolic or genetic conditions or disorders, chronic diseases or disorders; neurodegenerative disorders, Hepatology, Cancer, Respiratory, Hematological, Orthopedic, Cardiovascular, Renal, Skin, Vascular or Ocular complications. DETAILED DESCRIPTION OF THE INVENTION
[0020] Definitions
[0021] As used herein, the following terms and phrases shall have the meanings set forth below. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood to one of ordinary skill in the art.
[0022] The compounds of the present invention can be present in the form of pharmaceutically acceptable salts. The compounds of the present invention can also be present in the form of pharmaceutically acceptable esters (i.e., the methyl and ethyl esters of the acids of formula I, formula II or formula III to be used as prodrugs). The compounds of the present invention can also be solvated, i.e. hydrated. The solvation can be affected in the course of the manufacturing process or can take place i.e. as a consequence of hygroscopic properties of an initially anhydrous compound of formula I, formula II or formula III (hydration).
[0023] As used herein, the following terms and phrases shall have the meanings set forth below. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood to one of ordinary skill in the art.
[0024] The term "alkyl" refers to the radical of saturated aliphatic groups, including straight-chain alkyl groups, branched-chain alkyl groups, cycloalkyl (alicyclic) groups, alkyl- substituted cycloalkyl groups, and cycloalkyl-substituted alkyl groups. In preferred embodiments, a straight chain or branched chain alkyl has 30 or fewer carbon atoms in its backbone (e.g., C1-C30 for straight chains, C3-C30 for branched chains), and more preferably 20 or fewer. Likewise, preferred cycloalkyls have from 3-10 carbon atoms in their ring structure, and more preferably have 5, 6 or 7 carbons in the ring structure.
[0025] The term "alkyl" as used herein refers to a saturated linear or branched-chain monovalent hydrocarbon radical of one to twelve carbon atoms. Examples of alkyl groups include, but are not limited to, methyl (Me, -CH3), ethyl (Et, -CH2CH3), 1 -propyl (n-Pr, n- propyl, -CH2CH2CH3), 2-propyl (ι-Pr, i-propyl, -CH(CH3)2), 1 -butyl (n-Bu, n-butyl, - CH2CH2CH2CH3), 2-methyl-l -propyl (l-Bu, ι-butyl, -CH2CH(CH3)2), 2-butyl (s-Bu, s- butyl, - CH(CH3)CH2CH3), 2-methyl-2-propyl (t-Bu, t-butyl, -C(CH3)3), 1-pentyl (n- pentyl, - CH2CH2CH2CH2CH3 ), 2-pentyl (-CH(CH3)CH2CH2CH3), 3-pentyl (- CH(CH2CH3)2), 2- methyl-2-butyl (-C(CH3)2CH2CH3), 3-methyl-2-butyl (- CH(CH3)CH(CH3)2), 3 -methyl- 1 -butyl (-CH2CH2CH(CH3)2), 2-methyl-l -butyl (- CH2CH(CH3)CH2CH3), 1-hexyl (- CH2CH2CH2CH2CH2CH3), 2-hexyl (- CH(CH3)CH2CH2CH2 CH3), 3-hexyl (- CH(CH2CH3)(CH2CH2CH3)), 2-methyl-2-pentyl (-C(CH3)2CH2CH2CH3), 3-methyl-2-pentyl (- CH(CH3)CH(CH3)CH2CH3), 4-methyl-2- pentyl (-CH(CH3)CH2CH(CH3)2), 3-methyl-3-pentyl (-C(CH3)(CH2CH3)2), 2-methyl-3- pentyl (-CH(CH2CH3)CH(CH3)2), 2,3-dimethyl-2-butyl (-C(CH3)2CH(CH3)2), 3,3- dimethyl-2-butyl (-CH(CH3)C(CH3)3, 1-heptyl, 1-octyl, and the like.
[0026] The term "alkenyl" refers to linear or branched-chain monovalent hydrocarbon radical of two to twelve carbon atoms with at least one site of unsaturation, i.e., a carbon- carbon, sp double bond, wherein the alkenyl radical includes radicals having "cis" and "trans" orientations, or alternatively, "E" and "Z" orientations. Examples include, but are not limited to, ethylenyl or vinyl (-CH=CH2), allyl (-CH2CH=CH2), and the like. The term "alkynyl" refers to a linear or branched monovalent hydrocarbon radical of two to twelve carbon atoms with at least one site of unsaturation, i.e., a carbon- carbon, sp triple bond. Examples include, but are not limited to, ethynyl (-C≡CH), propynyl (propargyl, - CH2C≡CH), and the like.
[0027] Moreover, the term "alkyl" (or "lower alkyl") as used throughout the specification, examples, and claims is intended to include both "unsubstituted alkyls" and "substituted alkyls", the latter of which refers to alkyl moieties having substituents replacing a hydrogen on one or more carbons of the hydrocarbon backbone. Such substituents, if not otherwise specified, can include, for example, a halogen, a hydroxyl, a carbonyl (such as a carboxyl, an alkoxycarbonyl, a formyl, or an acyl), a thiocarbonyl (such as a thioester, a thioacetate, or a thioformate), an alkoxyl, a phosphoryl, a phosphate, a phosphonate, a phosphinate, an amino, an amido, an amidine, an imine, a cyano, a nitro, an azido, a sulfhydryl, an alkylthio, a sulfate, a sulfonate, a sulfamoyl, a sulfonamido, a sulfonyl, a heterocyclyl, an aralkyl, or an aromatic or heteroaromatic moiety. It will be understood by those skilled in the art that the moieties substituted on the hydrocarbon chain can themselves be substituted, if appropriate. For instance, the substituents of a substituted alkyl may include substituted and unsubstituted forms of amino, azido, imino, amido, phosphoryl (including phosphonate and phosphinate), sulfonyl (including sulfate, sulfonamido, sulfamoyl and sulfonate), and silyl groups, as well as ethers, alkylthios, carbonyls (including ketones, aldehydes, carboxylates, and esters), -CF3, -CN and the like. Exemplary substituted alkyls are described below. Cycloalkyls can be further substituted with alkyls, alkenyls, alkoxys, alkylthios, aminoalkyls, carbonyl-substituted alkyls, -CF3, -CN, and the like.
[0028] The term "acyl" is art-recognized and refers to a group represented by the general formula hydrocarbylC(O)-, preferably alkylC(O)-.
[0029] "Aryl" means a monocyclic or polycyclic ring assembly wherein each ring is aromatic or when fused with one or more rings forms an aromatic ring assembly. If one or more ring atoms is not carbon (e.g., N, S), the aryl is a heteroaryl. Cx aryl and Cx-Y aryl are typically used where X and Y indicate the number of carbon atoms in the ring.
[0030] The term "acylamino" is art-recognized and refers to an amino group substituted with an acyl group and may be represented, for example, by the formula hydrocarbyl C(0)NH-.
[0031] The term "acylalkyl" is art-recognized and refers to an alkyl group substituted with an acyl group and may be represented, for example, by the formula hydrocarbyl C(0)alkyl.
[0032] The term "acyloxy" is art-recognized and refers to a group represented by the general formula hydrocarbylC(0)0-, preferably alkylC(0)0-.
[0033] The term "alkoxy" refers to an alkyl group, preferably a lower alkyl group, having an oxygen attached thereto. Representative alkoxy groups include methoxy, ethoxy, propoxy, tert-butoxy and the like.
[0034] The term "alkoxyalkyl" refers to an alkyl group substituted with an alkoxy group and may be represented by the general formula alkyl-O-alkyl. [0035] The term "alkenyl", as used herein, refers to an aliphatic group containing at least one double bond and is intended to include both "unsubstituted alkenyls" and "substituted alkenyls", the latter of which refers to alkenyl moieties having substituents replacing a hydrogen on one or more carbons of the alkenyl group. Such substituents may occur on one or more carbons that are included or not included in one or more double bonds.
[0036] Moreover, such substituents include all those contemplated for alkyl groups, as discussed below, except where stability is prohibitive. For example, substitution of alkenyl groups by one or more alkyl, carbocyclyl, aryl, heterocyclyl, or heteroaryl groups is contemplated.
[0037] The term "alkylamino", as used herein, refers to an amino group substituted with at least one alkyl group.
[0038] The term "alkylthio", as used herein, refers to a thiol group substituted with an alkyl group and may be represented by the general formula alkylS-.
[0039] The term "alkynyl", as used herein, refers to an aliphatic group containing at least one triple bond and is intended to include both "unsubstituted alkynyls" and "substituted alkynyls", the latter of which refers to alkynyl moieties having substituents replacing a hydrogen on one or more carbons of the alkynyl group. Such substituents may occur on one or more carbons that are included or not included in one or more triple bonds. Moreover, such substituents include all those contemplated for alkyl groups, as discussed above, except where stability is prohibitive. For example, substitution of alkynyl groups by one or more alkyl, carbocyclyl, aryl, heterocyclyl, or heteroaryl groups is contemplated.
[0040] The term "ether", as used herein, refers to a hydrocarbyl group linked through an oxygen to another hydrocarbyl group. Accordingly, an ether substituent of a hydrocarbyl group may be hydrocarbyl-O-. Ethers may be either symmetrical or unsymmetrical. Examples of ethers include, but are not limited to, heterocycle-O-heterocycle and aryl-O- heterocycle. Ethers include "alkoxyalkyl" groups, which may be represented by the general formula alkyl-O-alkyl. [0041] The terms "hetaralkyl" and "heteroaralkyl", as used herein, refers to an alkyl group substituted with a hetaryl group.
[0042] The term "heteroalkyl", as used herein, refers to a saturated or unsaturated chain of carbon atoms and at least one heteroatom, wherein no two heteroatoms are adjacent.
[0043] The terms "heteroaryl" and "hetaryl" include substituted or unsubstituted aromatic single ring structures, preferably 5- to 7-membered rings, more preferably 5- to 6-membered rings, whose ring structures include at least one heteroatom, preferably one to four heteroatoms, more preferably one or two heteroatoms. The terms "heteroaryl" and "hetaryl" also include polycyclic ring systems having two or more cyclic rings in which two or more carbons are common to two adjoining rings wherein at least one of the rings is heteroaromatic, e.g., the other cyclic rings can be cycloalkyls, cycloalkenyls, cycloalkynyls, aryls, heteroaryls, and/or heterocyclyls. Heteroaryl groups include, for example, pyrrole, furan, thiophene, imidazole, oxazole, thiazole, pyrazole, pyridine, pyrazine, pyridazine, and pyrimidine, and the like.
[0044] The term "heteroatom" as used herein means an atom of any element other than carbon or hydrogen. Preferred heteroatoms are nitrogen, oxygen, and sulfur.
[0045] The terms "heterocyclyl", "heterocycle", and "heterocyclic" refer to substituted or unsubstituted non-aromatic ring structures, preferably 3- to 10-membered rings, more preferably 3- to 7-membered rings, whose ring structures include at least one heteroatom, preferably one to four heteroatoms, more preferably one or two heteroatoms. The terms "heterocyclyl" and "heterocyclic" also include polycyclic ring systems having two or more cyclic rings in which two or more carbons are common to two adjoining rings wherein at least one of the rings is heterocyclic, e.g., the other cyclic rings can be cycloalkyls, cycloalkenyls, cycloalkynyls, aryls, heteroaryls, and/or heterocyclyls. Heterocyclyl groups include, for example, piperidine, piperazine, pyrrolidine, morpholine, lactones, lactams, and the like.
[0046] The term "hydroxyalkyl", as used herein, refers to an alkyl group substituted with a hydroxy group. [0047] The term "lower" when used in conjunction with a chemical moiety, such as, acyl, acyloxy, alkyl, alkenyl, alkynyl, or alkoxy is meant to include groups where there are ten or fewer non-hydrogen atoms in the substituent, preferably six or fewer. A "lower alkyl", for example, refers to an alkyl group that contains ten or fewer carbon atoms, preferably six or fewer. Lower alkyls include methyl and ethyl. In certain embodiments, acyl, acyloxy, alkyl, alkenyl, alkynyl, or alkoxy substituents defined herein are respectively lower acyl, lower acyloxy, lower alkyl, lower alkenyl, lower alkynyl, or lower alkoxy, whether they appear alone or in combination with other substituents, such as in the recitations hydroxyalkyl and aralkyl (in which case, for example, the atoms within the aryl group are not counted when counting the carbon atoms in the alkyl substituent).
[0048] The term "substituted" refers to moieties having substituents replacing hydrogen on one or more carbons of the backbone. It will be understood that "substitution" or "substituted with" includes the implicit proviso that such substitution is in accordance with permitted valence of the substituted atom and the substituent, and that the substitution results in a stable compound, e.g., which does not spontaneously undergo transformation such as by rearrangement, cyclization, elimination, etc. As used herein, the term "substituted" is contemplated to include all permissible substituents of organic compounds. In a broad aspect, the permissible substituents include acyclic and cyclic, branched and unbranched, carbocyclic and heterocyclic, aromatic and non-aromatic substituents of organic compounds. The permissible substituents can be one or more and the same or different for appropriate organic compounds. For purposes of this application, the heteroatoms such as nitrogen may have hydrogen substituents and/or any permissible substituents of organic compounds described herein which satisfy the valences of the heteroatoms. Substituents can include any substituents described herein, for example, a halogen, a hydroxyl, a carbonyl (such as a carboxyl, an alkoxycarbonyl, a formyl, or an acyl), a thiocarbonyl (such as a thioester, a thioacetate, or a thioformate), an alkoxyl, a phosphoryl, a phosphate, a phosphonate, a phosphinate, an amino, an amido, an amidine, an imine, a cyano, a nitro, an azido, a sulfhydryl, an alkylthio, a sulfate, a sulfonate, a sulfamoyl, a sulfonamido, a sulfonyl, a heterocyclyl, an aralkyl, or an aromatic or heteroaromatic moiety. It will be understood by those skilled in the art that the moieties substituted on the hydrocarbon chain can themselves be substituted, if appropriate.
[0049] Unless specifically stated as "unsubstituted," references to chemical moieties herein are understood to include substituted variants. For example, reference to an "aryl" group or moiety implicitly includes both substituted and unsubstituted variants.
[0050] "Substituted or unsubstituted" means that a given moiety may consist of only hydrogen substituents through available valencies (unsubstituted) or may further comprise one or more non-hydrogen substituents through available valencies (substituted) that are not otherwise specified by the name of the given moiety. For example, isopropyl is an example of an ethylene moiety that is substituted by -CH3. In general, a non- hydrogen substituent may be any substituent that may be bound to an atom of the given moiety that is specified to be substituted. Examples of substituents include, but are not limited to, aldehyde, alicyclic, aliphatic, (Ci-io) alkyl, alkylene, alkylidene, amide, amino, aminoalkyl, aromatic, aryl, bicycloalkyl, bicycloaryl, carbamoyl, carbocyclyl, carboxyl, carbonyl group, cycloalkyl, cycloalkylene, ester, halo, heterobicycloalkyl, heterocycloalkylene, heteroaryl, heterobicycloaryl, heterocycloalkyl, oxo, hydroxy, iminoketone, ketone, nitro, oxaalkyl and oxoalkyl moieties, each of which may optionally also be substituted or unsubstituted. In one particular embodiment, examples of substituents include, but are not limited to, hydrogen, halo, nitro, cyano, thio, oxy, hydroxy, carbonyloxy, (Ci io) alkoxy, (C4-12) aryloxy, hetero (Ci- io)aryloxy, carbonyl, oxy carbonyl, aminocarbonyl, amino, (Ci- 10) alkylamino, sulfonamido, imino, sulfonyl, sulfinyl, (Ci- 10) alkyl, halo (Ci-10) alkyl, hydroxy (Ci-10) alkyl, carbonyl (Ci- 10) alkyl, thiocarbonyl (Ci iO) alkyl, sulfonyl (Ci-10) alkyl, sulfinyl (Ci_io) alkyl, (Ci_i0) azaalkyl, imino (Ci-10) alkyl, (C3- 12) cycloalkyl (Cl-5) alkyl, hetero (C3-12) cycloalkyl (Ci-10) alkyl, aryl (Ci-10) alkyl, hetero (Ci-10) aryl (Cl-5) alkyl, (C9- 12) bicycloaryl (Ci_s) alkyl, hetero (Ce-I2) bicycloaryl (Ci_5) alkyl, (C3-12) cycloalkyl, hetero (C3-12) cycloalkyl, (C9-12) bicycloalkyl, hetero (C3-I2) bicycloalkyl, (C4-I2) aryl, hetero (Ci-10) aryl, (C9- 12) bicycloaryl and hetero (C4-12) bicycloaryl. In addition, the substituent is itself optionally substituted by a further substituent. In one particular embodiment, examples of the further substituent include, but are not limited to, hydrogen, halo, nitro, cyano, thio, oxy, hydroxy, carbonyloxy, (Ci- 10) alkoxy, (C4-I2) aryloxy, hetero (Ci-10) aryloxy, carbonyl, oxycarbonyl, aminocarbonyl, amino, (Ci-10) alkylamino, sulfonamido, imino, sulfonyl, sulfinyl, (Ci-10) alkyl, halo (Ci- 10) alkyl, hydroxy (Ci-10) alkyl, carbonyl (Ci-10) alkyl, thiocarbonyl (Ci-10) alkyl, sulfonyl (Ci-10) alkyl, sulfinyl (Ci- 10) alkyl, (Ci-10) azaalkyl, imino (Ci_io) alkyl, (C3-I2) cycloalkyl (Ci- 5) alkyl, hetero (C3- 12) cycloalkyl (Ci-10) alkyl, aryl (Ci_10) alkyl, hetero (Ci-io) aryl (Ci_5) alkyl, (C9-I2) bicycloaryl (Cl-5) alkyl, hetero (C8-12) bicycloaryl (Ci_s) alkyl, (C3-12) cycloalkyl, hetero (C3_ 12) cycloalkyl, (C9-12) bicycloalkyl, hetero (C3-12) bicycloalkyl, (C4-12) aryl, hetero (Ci-10) aryl, (C9-12) bicycloaryl and hetero (C4- 12) bicycloaryl.
[0051] Compounds that have the same molecular formula but differ in the nature or sequence of bonding of their atoms or the arrangement of their atoms in space are termed "isomers." Isomers that differ in the arrangement of their atoms in space are termed "stereoisomers." Diastereomers are stereoisomers with opposite configuration at one or more chiral centers which are not enantiomers. Stereoisomers bearing one or more asymmetric centers that are non- superimposable mirror images of each other are termed "enantiomers." When a compound has an asymmetric center, for example, if a carbon atom is bonded to four different groups, a pair of enantiomers is possible. An enantiomer can be characterized by the absolute configuration of its asymmetric center or centers and is described by the R- and S-sequencing rules of Cahn, lngold and Prelog, or by the manner in which the molecule rotates the plane of polarized light and designated as dextrorotatory or levorotatory (i.e., as (+) or (-)-isomers respectively). A chiral compound can exist as either individual enantiomer or as a mixture thereof. A mixture containing equal proportions of the enantiomers is called a "racemic mixture".
[0052] As used herein, the term "metabolic condition" refers to an Inborn errors of metabolism (or genetic metabolic conditions) are genetic disorders that result from a defect in one or more metabolic pathways; specifically, the function of an enzyme is affected and is either deficient or completely absent.
[0053] The term "polymorph" as used herein is art-recognized and refers to one crystal structure of a given compound. [0054] The phrases "parenteral administration" and "administered parenterally" as used herein refer to modes of administration other than enteral and topical administration, such as injections, and include without limitation intravenous, intramuscular, intrapleural, intravascular, intrapericardial, intraarterial, intrathecal, intracapsular, intraorbital, intracardiac, intradennal, intraperitoneal, transtracheal, subcutaneous, subcuticular, intraarticular, subcapsular, subarachnoid, intraspinal and intrastemal injection and infusion.
[0055] A "patient," "subject," or "host" to be treated by the subject method may mean either a human or non-human animal, such as primates, mammals, and vertebrates.
[0056] The phrase "pharmaceutically acceptable" is art-recognized. In certain embodiments, the term includes compositions, polymers and other materials and/or dosage forms which are, within the scope of sound medical judgment, suitable for use in contact with the tissues of mammals, human beings and animals without excessive toxicity, irritation, allergic response, or other problem or complication, commensurate with a reasonable benefit/risk ratio.
[0057] The phrase "pharmaceutically acceptable carrier" is art-recognized, and includes, for example, pharmaceutically acceptable materials, compositions or vehicles, such as a liquid or solid filler, diluent, solvent or encapsulating material involved in carrying or transporting any subject composition, from one organ, or portion of the body, to another organ, or portion of the body. Each carrier must be "acceptable" in the sense of being compatible with the other ingredients of a subject composition and not injurious to the patient. In certain embodiments, a pharmaceutically acceptable carrier is non-pyrogenic. Some examples of materials which may serve as pharmaceutically acceptable carriers include: (1) sugars, such as lactose, glucose and sucrose; (2) starches, such as corn starch and potato starch; (3) cellulose, and its derivatives, such as sodium carboxymethyl cellulose, ethyl cellulose and cellulose acetate; (4) powdered tragacanth; (5) malt; (6) gelatin; (7) talc; (8) cocoa butter and suppository waxes; (9) oils, such as peanut oil, cottonseed oil, sunflower oil, sesame oil, olive oil, corn oil and soybean oil; (10) glycols, such as propylene glycol; (11) polyols, such as glycerin, sorbitol, mannitol and polyethylene glycol; (12) esters, such as ethyl oleate and ethyl laurate; (13) agar; (14) buffering agents, such as magnesium hydroxide and aluminum hydroxide; (15) alginic acid; (16) pyrogen-free water; (17) isotonic saline; (18) Ringer's solution; (19) ethyl alcohol; (20) phosphate buffer solutions; and (21) other non-toxic compatible substances employed in pharmaceutical formulations.
[0058] The term "prodrug" is intended to encompass compounds that, under physiological conditions, are converted into the therapeutically active agents of the present invention. A common method for making a prodrug is to include selected moieties that are hydrolyzed under physiological conditions to reveal the desired molecule. In other embodiments, the prodrug is converted by an enzymatic activity of the host animal.
[0059] The term "prophylactic or therapeutic" treatment is art-recognized and includes administration to the host of one or more of the subject compositions. If it is administered prior to clinical manifestation of the unwanted condition (e.g., disease or other unwanted state of the host animal) then the treatment is prophylactic, i.e., it protects the host against developing the unwanted condition, whereas if it is administered after manifestation of the unwanted condition, the treatment is therapeutic, (i.e., it is intended to diminish, ameliorate, or stabilize the existing unwanted condition or side effects thereof).
[0060] The term "predicting" as used herein refers to assessing the probability related diseases patient will suffer from abnormalities or complication and/or terminal platelet aggregation or failure and/or death (i.e. mortality) within a defined time window (predictive window) in the future. The mortality may be caused by the central nervous system or complication. The predictive window is an interval in which the subject will develop one or more of the said complications according to the predicted probability. The predictive window may be the entire remaining lifespan of the subject upon analysis by the method of the present invention.
[0061] The term "treating" is art -recognized and includes preventing a disease, disorder or condition from occurring in an animal which may be predisposed to the disease, disorder and/or condition but has not yet been diagnosed as having it; inhibiting the disease, disorder or condition, e.g., impeding its progress; and relieving the disease, disorder, or condition, e.g., causing regression of the disease, disorder and/or condition. Treating the disease or condition includes ameliorating at least one symptom of the particular disease or condition, even if the underlying pathophysiology is not affected, such as treating cancer and its related metastasis includes Anal Cancer, Bladder Cancer, Brain Tumors, Breast Cancer, Cervical Cancer, Colon/ Colorectal Cancer, Endometrial Cancer, Esophageal Cancer, Gallbladder Cancer, Head and Neck Cancer, Kidney Cancer, Leukemia, Liver Cancer, Lung Cancer, Lymphoma, Mesothelioma, Cervical cancer, is well understood in the art, and includes administration of a composition which reduces the frequency of, or delays the onset of, symptoms of a medical condition in a subject relative to a subject which does not receive the composition, and other related diseases or any other medical condition, is well understood in the art, and includes administration of a composition which reduces the frequency of, or delays the onset of, symptoms of a medical condition in a subject relative to a subject which does not receive the composition to a subject by administration of an agent even though such agent does not treat the cause of the condition. The term "treating", "treat" or "treatment" as used herein includes curative, preventative (e.g., prophylactic), adjunct and palliative treatment.
[0062] The phrase "therapeutically effective amount" is an art-recognized term. In certain embodiments, the term refers to an amount of a salt or composition disclosed herein that produces some desired effect at a reasonable benefit/risk ratio applicable to any medical treatment. In certain embodiments, the term refers to that amount necessary or sufficient to eliminate or reduce medical symptoms for a period of time. The effective amount may vary depending on such factors as the disease or condition being treated, the particular targeted constructs being administered, the size of the subject, or the severity of the disease or condition. One of ordinary skill in the art may empirically determine the effective amount of a particular composition without necessitating undue experimentation.
[0063] In certain embodiments, the pharmaceutical compositions described herein are formulated in a manner such that said compositions will be delivered to a patient in a therapeutically effective amount, as part of a prophylactic or therapeutic treatment. The desired amount of the composition to be administered to a patient will depend on absorption, inactivation, and excretion rates of the drug as well as the delivery rate of the salts and compositions from the subject compositions. It is to be noted that dosage values may also vary with the severity of the condition to be alleviated. It is to be further understood that for any particular subject, specific dosage regimens should be adjusted over time according to the individual need and the professional judgment of the person administering or supervising the administration of the compositions. Typically, dosing will be determined using techniques known to one skilled in the art.
[0064] Additionally, the optimal concentration and/or quantities or amounts of any particular salt or composition may be adjusted to accommodate variations in the treatment parameters. Such treatment parameters include the clinical use to which the preparation is put, e.g., the site treated, the type of patient, e.g., human or non-human, adult or child, and the nature of the disease or condition.
[0065] In certain embodiments, the dosage of the subject compositions provided herein may be determined by reference to the plasma concentrations of the therapeutic composition or other encapsulated materials. For example, the maximum plasma concentration (Cmax) and the area under the plasma concentration-time curve from time 0 to infinity may be used.
[0066] When used with respect to a pharmaceutical composition or other material, the term "sustained release" is art-recognized. For example, a subject composition which releases a substance over time may exhibit sustained release characteristics, in contrast to a bolus type administration in which the entire amount of the substance is made biologically available at one time. For example, in particular embodiments, upon contact with body fluids including blood, spinal fluid, mucus secretions, lymph or the like, one or more of the pharmaceutically acceptable excipients may undergo gradual or delayed degradation (e.g., through hydrolysis) with concomitant release of any material incorporated therein, e.g., an therapeutic and/or biologically active salt and/or composition, for a sustained or extended period (as compared to the release from a bolus). This release may result in prolonged delivery of therapeutically effective amounts of any of the therapeutic agents disclosed herein.
[0067] The phrases "systemic administration," "administered systemically," "peripheral administration" and "administered peripherally" are art-recognized, and include the administration of a subject composition, therapeutic or other material at a site remote from the disease being treated. Administration of an agent for the disease being treated, even if the agent is subsequently distributed systemically, may be termed "local" or "topical" or "regional" administration, other than directly into the central nervous system, e.g., by subcutaneous administration, such that it enters the patient's system and, thus, is subject to metabolism and other like processes.
[0068] The phrase "therapeutically effective amount" is an art-recognized term. In certain embodiments, the term refers to an amount of a salt or composition disclosed herein that produces some desired effect at a reasonable benefit/risk ratio applicable to any medical treatment. In certain embodiments, the term refers to that amount necessary or sufficient to eliminate or reduce medical symptoms for a period of time. The effective amount may vary depending on such factors as the disease or condition being treated, the particular targeted constructs being administered, the size of the subject, or the severity of the disease or condition. One of ordinary skill in the art may empirically determine the effective amount of a particular composition without necessitating undue experimentation.
[0069] The present disclosure also contemplates prodrugs of the compositions disclosed herein, as well as pharmaceutically acceptable salts of said prodrugs.
[0070] This application also discloses a pharmaceutical composition comprising a pharmaceutically acceptable carrier and the composition of a compound of Formula I, formula II or formula III may be formulated for systemic or topical or oral administration. The pharmaceutical composition may be also formulated for oral administration, oral solution, injection, subdermal administration, or transdermal administration. The pharmaceutical composition may further comprise at least one of a pharmaceutically acceptable stabilizer, diluent, surfactant, filler, binder, and lubricant.
[0071] In many embodiments, the pharmaceutical compositions described herein will incorporate the disclosed compounds and compositions (Formula I, formula II or formula III) to be delivered in an amount sufficient to deliver to a patient a therapeutically effective amount of a compound of formula I, formula II or formula III or composition as part of a prophylactic or therapeutic treatment. The desired concentration of formula I, formula II or formula III or its pharmaceutical acceptable salts will depend on absorption, inactivation, and excretion rates of the drug as well as the delivery rate of the salts and compositions from the subject compositions. It is to be noted that dosage values may also vary with the severity of the condition to be alleviated. It is to be further understood that for any particular subject, specific dosage regimens should be adjusted over time according to the individual need and the professional judgment of the person administering or supervising the administration of the compositions. Typically, dosing will be determined using techniques known to one skilled in the art.
[0072] Additionally, the optimal concentration and/or quantities or amounts of any particular compound of formula I, formula II or formula III may be adjusted to accommodate variations in the treatment parameters. Such treatment parameters include the clinical use to which the preparation is put, e.g., the site treated, the type of patient, e.g., human or non-human, adult or child, and the nature of the disease or condition.
[0073] The concentration and/or amount of any compound of formula I, formula II or formula III may be readily identified by routine screening in animals, e.g., rats, by screening a range of concentration and/or amounts of the material in question using appropriate assays. Known methods are also available to assay local tissue concentrations, diffusion rates of the salts or compositions, and local blood flow before and after administration of therapeutic formulations disclosed herein. One such method is microdialysis, as reviewed by T. E. Robinson et al, 1991, microdialysis in the neurosciences, Techniques, volume 7, Chapter 1. The methods reviewed by Robinson may be applied, in brief, as follows. A microdialysis loop is placed in situ in a test animal. Dialysis fluid is pumped through the loop. When compounds with formula I, formula II or formula III such as those disclosed herein are injected adjacent to the loop, released drugs are collected in the dialysate in proportion to their local tissue concentrations. The progress of diffusion of the salts or compositions may be determined thereby with suitable calibration procedures using known concentrations of salts or compositions. [0074] In certain embodiments, the dosage of the subject compounds of formula I, formula II or formula III provided herein may be determined by reference to the plasma concentrations of the therapeutic composition or other encapsulated materials. For example, the maximum plasma concentration (Cmax) and the area under the plasma concentration- time curve from time 0 to infinity may be used.
[0075] Generally, in carrying out the methods detailed in this application, an effective dosage for the compounds of Formulas I is in the range of about 0.01 mg/kg/day to about 100 mg/kg/day in single or divided doses, for instance 0.01 mg/kg/day to about 50 mg/kg/day in single or divided doses. The compounds of Formulas I may be administered at a dose of, for example, less than 0.2 mg/kg/day, 0.5 mg/kg/day, 1.0 mg/kg/day, 5 mg/kg/day, 10 mg/kg/day, 20 mg/kg/day, 30 mg/kg/day, or 40 mg/kg/day. Compounds of Formula I, formula II or formula III may also be administered to a human patient at a dose of, for example, between 0.1 mg and 1000 mg, between 5 mg and 80 mg, or less than 1.0, 9.0, 12.0, 20.0, 50.0, 75.0, 100, 300, 400, 500, 800, 1000, 2000, 5000 mg per day. In certain embodiments, the compositions herein are administered at an amount that is less than 95%, 90%, 80%, 70%, 60%, 50%, 40%, 30%, 20%, or 10% of the compound of formula I, formula II or formula III required for the same therapeutic benefit.
[0076] An effective amount of the compounds of formula I, formula II or formula III described herein refers to the amount of one of said salts or compositions which is capable of inhibiting or preventing a disease.
[0077] An effective amount may be sufficient to prohibit, treat, alleviate, ameliorate, halt, restrain, slow or reverse the progression, or reduce the severity of a complication resulting from nerve damage or demyelization and/or elevated reactive oxidative-nitrosative species and/or abnormalities in neurotransmitter homeostasis' s, in patients who are at risk for such complications. As such, these methods include both medical therapeutic (acute) and/or prophylactic (prevention) administration as appropriate. The amount and timing of compositions administered will, of course, be dependent on the subject being treated, on the severity of the affliction, on the manner of administration and on the judgment of the prescribing physician. Thus, because of patient-to-patient variability, the dosages given above are a guideline and the physician may titrate doses of the drug to achieve the treatment that the physician considers appropriate for the patient. In considering the degree of treatment desired, the physician must balance a variety of factors such as age of the patient, presence of preexisting disease, as well as presence of other diseases.
[0078] The compositions provided by this application may be administered to a subject in need of treatment by a variety of conventional routes of administration, including orally, topically, parenterally, e.g., intravenously, subcutaneously or intramedullary. Further, the compositions may be administered intranasally, as a rectal suppository, or using a "flash" formulation, i.e., allowing the medication to dissolve in the mouth without the need to use water. Furthermore, the compositions may be administered to a subject in need of treatment by controlled release dosage forms, site specific drug delivery, transdermal drug delivery, patch (active/passive) mediated drug delivery, by stereotactic injection, or in nanoparticles.
[0079] The compositions may be administered alone or in combination with pharmaceutically acceptable carriers, vehicles or diluents, in either single or multiple doses. Suitable pharmaceutical carriers, vehicles and diluents include inert solid diluents or fillers, sterile aqueous solutions and various organic solvents. The pharmaceutical compositions formed by combining the compositions and the pharmaceutically acceptable carriers, vehicles or diluents are then readily administered in a variety of dosage forms such as tablets, powders, lozenges, syrups, injectable solutions and the like. These pharmaceutical compositions can, if desired, contain additional ingredients such as flavorings, binders, excipients and the like. Thus, for purposes of oral administration, tablets containing various excipients such as L-arginine, sodium citrate, calcium carbonate and calcium phosphate may be employed along with various disintegrates such as starch, alginic acid and certain complex silicates, together with binding agents such as polyvinylpyrrolidone, sucrose, gelatin and acacia. Additionally, lubricating agents such as magnesium stearate, sodium lauryl sulfate and talc are often useful for tabletting purposes. Solid compositions of a similar type may also be employed as fillers in soft and hard filled gelatin capsules. Appropriate materials for this include lactose or milk sugar and high molecular weight polyethylene glycols. When aqueous suspensions or elixirs are desired for oral administration, the essential active ingredient therein may be combined with various sweetening or flavoring agents, coloring matter or dyes and, if desired, emulsifying or suspending agents, together with diluents such as water, ethanol, propylene glycol, glycerin and combinations thereof. The compounds of formula I, formula II or formula III may also comprise enterically coated comprising of various excipients, as is well known in the pharmaceutical art.
[0080] For parenteral administration, solutions of the compositions may be prepared in (for example) sesame or peanut oil, aqueous propylene glycol, or in sterile aqueous solutions may be employed. Such aqueous solutions should be suitably buffered if necessary and the liquid diluent first rendered isotonic with sufficient saline or glucose. These particular aqueous solutions are especially suitable for intravenous, intramuscular, subcutaneous and intraperitoneal administration. In this connection, the sterile aqueous media employed are all readily available by standard techniques known to those skilled in the art.
[0081] The formulations, for instance tablets, may contain e.g. 10 to 100, 50 to 250, 150 to 500 mg, or 350 to 800 mg e.g. 10, 50, 100, 300, 500, 700, 800 mg of the compounds of formula I, formula II or formula III disclosed herein, for instance, compounds of formula I, formula II or formula III or pharmaceutical acceptable salts of a compounds of Formula I.
[0082] Generally, a composition as described herein may be administered orally, or parenterally (e.g., intravenous, intramuscular, subcutaneous or intramedullary). Topical administration may also be indicated, for example, where the patient is suffering from gastrointestinal disorder that prevent oral administration, or whenever the medication is best applied to the surface of a tissue or organ as determined by the attending physician. Localized administration may also be indicated, for example, when a high dose is desired at the target tissue or organ. For buccal administration the active composition may take the form of tablets or lozenges formulated in a conventional manner.
[0083] The dosage administered will be dependent upon the identity of the neurological disease; the type of host involved, including its age, health and weight; the kind of concurrent treatment, if any; the frequency of treatment and therapeutic ratio. [0084] Illustratively, dosage levels of the administered active ingredients are: intravenous, 0.1 to about 200 mg/kg; intramuscular, 1 to about 500 mg/kg; orally, 5 to about 1000 mg/kg; intranasal instillation, 5 to about 1000 mg/kg; and aerosol, 5 to about 1000 mg/kg of host body weight.
[0085] Expressed in terms of concentration, an active ingredient can be present in the compositions of the present invention for localized use about the cutis, intranasally, pharyngolaryngeally, bronchially, intravaginally, rectally, or ocularly in a concentration of from about 0.01 to about 50% w/w of the composition; preferably about 1 to about 20% w/w of the composition; and for parenteral use in a concentration of from about 0.05 to about 50% w/v of the composition and preferably from about 5 to about 20% w/v.
[0086] The compositions of the present invention are preferably presented for administration to humans and animals in unit dosage forms, such as tablets, capsules, pills, powders, granules, suppositories, sterile parenteral solutions or suspensions, sterile non- parenteral solutions of suspensions, and oral solutions or suspensions and the like, containing suitable quantities of an active ingredient. For oral administration either solid or fluid unit dosage forms can be prepared.
[0087] As discussed above, the tablet core contains one or more hydrophilic polymers. Suitable hydrophilic polymers include, but are not limited to, water swellable cellulose derivatives, polyalkylene glycols, thermoplastic polyalkylene oxides, acrylic polymers, hydrocolloids, clays, gelling starches, swelling cross-linked polymers, and mixtures thereof. Examples of suitable water swellable cellulose derivatives include, but are not limited to, sodium carboxymethylcellulose, cross-linked hydroxypropylcellulose, hydroxypropyl cellulose (HPC), hydroxypropylmethylcellulose (HPMC), hydroxyisopropylcellulose, hydroxybutylcellulose, hydroxyphenylcellulose, hydroxyethylcellulose (HEC), hydroxypentylcellulose, hydroxypropylethylcellulose, hydroxypropylbutylcellulose, and hydroxypropylethylcellulose, and mixtures thereof. Examples of suitable polyalkylene glycols include, but are not limited to, polyethylene glycol. Examples of suitable thermoplastic polyalkylene oxides include, but are not limited to, poly(ethylene oxide). Examples of suitable acrylic polymers include, but are not limited to, potassium methacrylatedivinylbenzene copolymer, polymethylmethacrylate, high-molecular weight crosslinked acrylic acid homopolymers and copolymers such as those commercially available from Noveon Chemicals under the tradename CARBOPOL™ Examples of suitable hydrocolloids include, but are not limited to, alginates, agar, guar gum, locust bean gum, kappa carrageenan, iota carrageenan, tara, gum arabic, tragacanth, pectin, xanthan gum, gellan gum, maltodextrin, galactomannan, pusstulan, laminarin, scleroglucan, gum arabic, inulin, pectin, gelatin, whelan, rhamsan, zooglan, methylan, chitin, cyclodextrin, chitosan, and mixtures thereof. Examples of suitable clays include, but are not limited to, smectites such as bentonite, kaolin, and laponite; magnesium trisilicate; magnesium aluminum silicate; and mixtures thereof. Examples of suitable gelling starches include, but are not limited to, acid hydrolyzed starches, swelling starches such as sodium starch glycolate and derivatives thereof, and mixtures thereof. Examples of suitable swelling cross- linked polymers include, but are not limited to, cross-linked polyvinyl pyrrolidone, cross- linked agar, and cross-linked carboxymethylcellulose sodium, and mixtures thereof.
[0088] The carrier may contain one or more suitable excipients for the formulation of tablets. Examples of suitable excipients include, but are not limited to, fillers, adsorbents, binders, disintegrants, lubricants, glidants, release-modifying excipients, superdisintegrants, antioxidants, and mixtures thereof.
[0089] Suitable binders include, but are not limited to, dry binders such as polyvinyl pyrrolidone and hydroxypropylmethylcellulose; wet binders such as water-soluble polymers, including hydrocolloids such as acacia, alginates, agar, guar gum, locust bean, carrageenan, carboxymethylcellulose, tara, gum arabic, tragacanth, pectin, xanthan, gellan, gelatin, maltodextrin, galactomannan, pusstulan, laminarin, scleroglucan, inulin, whelan, rhamsan, zooglan, methylan, chitin, cyclodextrin, chitosan, polyvinyl pyrrolidone, cellulosics, sucrose, and starches; and mixtures thereof. Suitable disintegrants include, but are not limited to, sodium starch glycolate, cross-linked polyvinylpyrrolidone, cross-linked carboxymethylcellulose, starches, microcrystalline cellulose, and mixtures thereof.
[0090] Suitable lubricants include, but are not limited to, long chain fatty acids and their salts, such as magnesium stearate and stearic acid, talc, glycerides waxes, and mixtures thereof. Suitable glidants include, but are not limited to, colloidal silicon dioxide. Suitable release-modifying excipients include, but are not limited to, insoluble edible materials, pH- dependent polymers, and mixtures thereof.
[0091] Suitable insoluble edible materials for use as release-modifying excipients include, but are not limited to, water-insoluble polymers and low-melting hydrophobic materials, copolymers thereof, and mixtures thereof. Examples of suitable water-insoluble polymers include, but are not limited to, ethylcellulose, polyvinyl alcohols, polyvinyl acetate, polycaprolactones, cellulose acetate and its derivatives, acrylates, methacrylates, acrylic acid copolymers, copolymers thereof, and mixtures thereof. Suitable low-melting hydrophobic materials include, but are not limited to, fats, fatty acid esters, phospholipids, waxes, and mixtures thereof. Examples of suitable fats include, but are not limited to, hydrogenated vegetable oils such as for example cocoa butter, hydrogenated palm kernel oil, hydrogenated cottonseed oil, hydrogenated sunflower oil, and hydrogenated soybean oil, free fatty acids and their salts, and mixtures thereof. Examples of suitable fatty acid esters include, but are not limited to, sucrose fatty acid esters, mono-, di-, and triglycerides, glyceryl behenate, glyceryl palmitostearate, glyceryl monostearate, glyceryl tristearate, glyceryl trilaurylate, glyceryl myristate, GlycoWax-932, lauroyl macrogol-32 glycerides, stearoyl macrogol-32 glycerides, and mixtures thereof. Examples of suitable phospholipids include phosphotidyl choline, phosphotidyl serene, phosphotidyl enositol, phosphotidic acid, and mixtures thereof. Examples of suitable waxes include, but are not limited to, carnauba wax, spermaceti wax, beeswax, candelilla wax, shellac wax, microcrystalline wax, and paraffin wax; fat- containing mixtures such as chocolate, and mixtures thereof. Examples of super disintegrants include, but are not limited to, croscarmellose sodium, sodium starch glycolate and cross-linked povidone (crospovidone). In one embodiment the tablet core contains up to about 5 percent by weight of such super disintegrant.
[0092] Examples of antioxidants include, but are not limited to, tocopherols, ascorbic acid, sodium pyrosulfite, butylhydroxytoluene, butylated hydroxyanisole, edetic acid, and edetate salts, and mixtures thereof. Examples of preservatives include, but are not limited to, citric acid, tartaric acid, lactic acid, malic acid, acetic acid, benzoic acid, and sorbic acid, and mixtures thereof. [0093] In one embodiment, the immediate release coating has an average thickness of at least 50 microns, such as from about 50 microns to about 2500 microns; e.g., from about 250 microns to about 1000 microns. In embodiment, the immediate release coating is typically compressed at a density of more than about 0.9 g/cc, as measured by the weight and volume of that specific layer.
[0094] In one embodiment, the immediate release coating contains a first portion and a second portion, wherein at least one of the portions contains the second pharmaceutically active agent. In one embodiment, the portions contact each other at a center axis of the tablet. In one embodiment, the first portion includes the first pharmaceutically active agent and the second portion includes the second pharmaceutically active agent.
[0095] In one embodiment, the first portion contains the first pharmaceutically active agent and the second portion contains the second pharmaceutically active agent. In one embodiment, one of the portions contains a third pharmaceutically active agent. In one embodiment one of the portions contains a second immediate release portion of the same pharmaceutically active agent as that contained in the tablet core.
[0096] In one embodiment, the outer coating portion is prepared as a dry blend of materials prior to addition to the coated tablet core. In another embodiment the outer coating portion is included of a dried granulation including the pharmaceutically active agent.
[0097] Formulations with different drug release mechanisms described above could be combined in a final dosage form containing single or multiple units. Examples of multiple units include multilayer tablets, capsules containing tablets, beads, or granules in a solid or liquid form. Typical, immediate release formulations include compressed tablets, gels, films, coatings, liquids and particles that can be encapsulated, for example, in a gelatin capsule. Many methods for preparing coatings, covering or incorporating drugs, are known in the art.
[0098] The immediate release dosage, unit of the dosage form, i.e., a tablet, a plurality of drug-containing beads, granules or particles, or an outer layer of a coated core dosage form, contains a therapeutically effective quantity of the active agent with conventional pharmaceutical excipients. The immediate release dosage unit may or may not be coated, and may or may not be admixed with the delayed release dosage unit or units (as in an encapsulated mixture of immediate release drug- containing granules, particles or beads and delayed release drug- containing granules or beads).
[0099] Extended release formulations are generally prepared as diffusion or osmotic systems, for example, as described in "Remington— The Science and Practice of Pharmacy", 20th. Ed., Lippincott Williams & Wilkins, Baltimore, Md., 2000). A diffusion system typically consists of one of two types of devices, reservoir and matrix, which are wellknown and described in die art. The matrix devices are generally prepared by compressing the drug with a slowly dissolving polymer carrier into a tablet form.
[00100] An immediate release portion can be added to the extended release system by means of either applying an immediate release layer on top of the extended release core; using coating or compression processes or in a multiple unit system such as a capsule containing extended and immediate release beads.
[00101] Delayed release dosage formulations are created by coating a solid dosage form with a film of a polymer which is insoluble in the acid environment of the stomach, but soluble in the neutral environment of small intestines. The delayed release dosage units can be prepared, for example, by coating a drug or a drug-containing composition with a selected coating material. The drug- containing composition may be a tablet for incorporation into a capsule, a tablet for use as an inner core in a "coated core" dosage form, or a plurality of drug-containing beads, particles or granules, for incorporation into either a tablet or capsule.
[00102] A pulsed release dosage form is one that mimics a multiple dosing profile without repeated dosing and typically allows at least a twofold reduction in dosing frequency as compared to the drug presented as a conventional dosage form (e.g., as a solution or prompt drug-releasing, conventional solid dosage form). A pulsed release profile is characterized by a time period of no release (lag time) or reduced release followed by rapid drug release.
[00103] Each dosage form contains a therapeutically effective amount of active agent. In one embodiment of dosage forms that mimic a twice daily dosing profile, approximately 30 wt. % to 70 wt. %, preferably 40 wt. % to 60 wt. %, of the total amount of active agent in the dosage form is released in the initial pulse, and, correspondingly approximately 70 wt. % to 3.0 wt. %, preferably 60 wt. % to 40 wt. %, of the total amount of active agent in the dosage form is released in the second pulse. For dosage forms mimicking the twice daily dosing profile, the second pulse is preferably released approximately 3 hours to less than 14 hours, and more preferably approximately 5 hours to 12 hours, following administration.
[00104] Another dosage form contains a compressed tablet or a capsule having a drug- containing immediate release dosage unit, a delayed release dosage unit and an optional second delayed release dosage unit. In this dosage form, the immediate release dosage unit contains a plurality of beads, granules particles that release drug substantially immediately following oral administration to provide an initial dose. The delayed release dosage unit contains a plurality of coated beads or granules, which release drug approximately 3 hours to 14 hours following oral administration to provide a second dose.
[00105] For purposes of transdermal (e.g., topical) administration, dilute sterile, aqueous or partially aqueous solutions (usually in about 0.1% to 5% concentration), otherwise similar to the above parenteral solutions, may be prepared.
[00106] Methods of preparing various pharmaceutical compositions with a certain amount of one or more compounds of formula I, formula II or formula III or other active agents are known, or will be apparent in light of this disclosure, to those skilled in this art. For examples of methods of preparing pharmaceutical compositions, see Remington's Pharmaceutical Sciences, Mack Publishing Company, Easton, Pa., 19th Edition (1995).
[00107] In addition, in certain embodiments, subject compositions of the present application maybe lyophilized or subjected to another appropriate drying technique such as spray drying. The subject compositions may be administered once, or may be divided into a number of smaller doses to be administered at varying intervals of time, depending in part on the release rate of the compositions and the desired dosage.
[00108] Formulations useful in the methods provided herein include those suitable for oral, nasal, topical (including buccal and sublingual), rectal, vaginal, aerosol and/or parenteral administration. The formulations may conveniently be presented in unit dosage form and may be prepared by any methods well known in the art of pharmacy. The amount of a subject composition which may be combined with a carrier material to produce a single dose may vary depending upon the subject being treated, and the particular mode of administration.
[00109] Methods of preparing these formulations or compositions include the step of bringing into association subject compositions with the carrier and, optionally, one or more accessory ingredients. In general, the formulations are prepared by uniformly and intimately bringing into association a subject composition with liquid carriers, or finely divided solid carriers, or both, and then, if necessary, shaping the product.
[00110] The compounds of formula I, formula II or formula III described herein may be administered in inhalant or aerosol formulations. The inhalant or aerosol formulations may comprise one or more agents, such as adjuvants, diagnostic agents, imaging agents, or therapeutic agents useful in inhalation therapy. The final aerosol formulation may for example contain 0.005-90% w/w, for instance 0.005-50%, 0.005-5% w/w, or 0.01-1.0% w/w, of medicament relative to the total weight of the formulation.
[00111] In solid dosage forms for oral administration (capsules, tablets, pills, dragees, powders, granules and the like), the subject composition is mixed with one or more pharmaceutically acceptable carriers and/or any of the following: (1) fillers or extenders, such as starches, lactose, sucrose, glucose, mannitol, and/or silicic acid; (2) binders, such as, for example, carboxymethylcellulose, alginates, gelatin, polyvinyl pyrrolidone, sucrose and/or acacia; (3) humectants, such as glycerol; (4) disintegrating agents, such as agar-agar, calcium carbonate, potato or tapioca starch, alginic acid, certain silicates, and sodium carbonate; (5) solution retarding agents, such as paraffin; (6) absorption accelerators, such as quaternary ammonium compounds; (7) wetting agents, such as, for example, acetyl alcohol and glycerol monostearate; (8) absorbents, such as kaolin and bentonite clay; (9) lubricants, such a talc, calcium stearate, magnesium stearate, solid polyethylene glycols, sodium lauryl sulfate, and mixtures thereof; and (10) coloring agents. In the case of capsules, tablets and pills, the pharmaceutical compositions may also comprise buffering agents. Solid compositions of a similar type may also be employed as fillers in soft and hard-filled gelatin capsules using lactose or milk sugars, as well as high molecular weight polyethylene glycols and the like.
[00112] Liquid dosage forms for oral administration include pharmaceutically acceptable emulsions, microemulsions, solutions, suspensions, syrups and elixirs. In addition to the subject compositions, the liquid dosage forms may contain inert diluents commonly used in the art, such as, for example, water or other solvents, solubilizing agents and emulsifiers, such as ethyl alcohol, isopropyl alcohol, ethyl carbonate, ethyl acetate, benzyl alcohol, benzyl benzoate, propylene glycol, 1,3-butylene glycol, oils (in particular, cottonseed, corn, peanut, sunflower, soybean, olive, castor, and sesame oils), glycerol, tetrahydrofuryl alcohol, polyethylene glycols and fatty acid esters of sorbitan, and mixtures thereof.
[00113] Suspensions, in addition to the subject compositions, may contain suspending agents such as, for example, ethoxylated isostearyl alcohols, polyoxyethylene sorbitol, and sorbitan esters, microcrystalline cellulose, aluminum metahydroxide, bentonite, agar-agar and tragacanth, and mixtures thereof.
[00114] Formulations for rectal or vaginal administration may be presented as a suppository, which may be prepared by mixing a subject composition with one or more suitable non-irritating carriers comprising, for example, cocoa butter, polyethylene glycol, a suppository wax, or a salicylate, and which is solid at room temperature, but liquid at body temperature and, therefore, will melt in the appropriate body cavity and release the encapsulated compound(s) and composition(s). Formulations which are suitable for vaginal administration also include pessaries, tampons, creams, gels, pastes, foams, or spray formulations containing such carriers as are known in the art to be appropriate.
[00115] Dosage forms for transdermal administration include powders, sprays, ointments, pastes, creams, lotions, gels, solutions, patches, and inhalants. A subject composition may be mixed under sterile conditions with a pharmaceutically acceptable carrier, and with any preservatives, buffers, or propellants that may be required. For transdermal administration, the complexes may include lipophilic and hydrophilic groups to achieve the desired water solubility and transport properties.
[00116] The ointments, pastes, creams and gels may contain, in addition to subject compositions, other carriers, such as animal and vegetable fats, oils, waxes, paraffins, starch, tragacanth, cellulose derivatives, polyethylene glycols, silicones, bentonites, silicic acid, talc and zinc oxide, or mixtures thereof. Powders and sprays may contain, in addition to a subject composition, excipients such as lactose, talc, silicic acid, aluminum hydroxide, calcium silicates and polyamide powder, or mixtures of such substances. Sprays may additionally contain customary propellants, such as chlorofluorohydrocarbons and volatile unsubstituted hydrocarbons, such as butane and propane.
[00117] Methods of delivering a composition or compositions via a transdermal patch are known in the art. Exemplary patches and methods of patch delivery are described in US Patent Nos. 6,974,588, 6,564,093, 6,312,716, 6,440,454, 6,267,983, 6,239,180, and 6,103,275.
[00118] In another embodiment, a transdermal patch may comprise: a substrate sheet comprising a composite film formed of a resin composition comprising 100 parts by weight of a polyvinyl chloride-polyurethane composite and 2-10 parts by weight of a styrene- ethylene-butylene-styrene copolymer, a first adhesive layer on the one side of the composite film, and a polyalkylene terephthalate film adhered to the one side of the composite film by means of the first adhesive layer, a primer layer which comprises a saturated polyester resin and is formed on the surface of the polyalkylene terephthalate film; and a second adhesive layer comprising a styrene-diene-styrene block copolymer containing a pharmaceutical agent layered on the primer layer. A method for the manufacture of the above-mentioned substrate sheet comprises preparing the above resin composition molding the resin composition into a composite film by a calendar process, and then adhering a polyalkylene terephthalate film on one side of the composite film by means of an adhesive layer thereby forming the substrate sheet, and forming a primer layer comprising a saturated polyester resin on the outer surface of the polyalkylene terephthalate film.
[00119] Another type of patch comprises incorporating the drug directly in a pharmaceutically acceptable adhesive and laminating the drug-containing adhesive onto a suitable backing member, e.g. a polyester backing membrane. The drug should be present at a concentration which will not affect the adhesive properties, and at the same time deliver the required clinical dose.
[00120] Transdermal patches may be passive or active. Passive transdermal drug delivery systems currently available, such as the nicotine, estrogen and nitroglycerine patches, deliver small-molecule drugs. Many of the newly developed proteins and peptide drugs are too large to be delivered through passive transdermal patches and may be delivered using technology such as electrical assist (iontophoresis) for large-molecule drugs.
[00121] Iontophoresis is a technique employed for enhancing the flux of ionized substances through membranes by application of electric current. One example of an iontophoretic membrane is given in U.S. Pat. No. 5,080,646 to Theeuwes. The principal mechanisms by which iontophoresis enhances molecular transport across the skin are (a) repelling a charged ion from an electrode of the same charge, (b) electroosmosis, the convective movement of solvent that occurs through a charged pore in response the preferential passage of counter- ions when an electric field is applied or (c) increase skin permeability due to application of electrical current.
[00122] In some cases, it may be desirable to administer in the form of a kit, it may comprise a container for containing the separate compositions such as a divided bottle or a divided foil packet. Typically the kit comprises directions for the administration of the separate components. The kit form is particularly advantageous when the separate components are preferably administered in different dosage forms (e.g., oral and parenteral), are administered at different dosage intervals, or when titration of the individual components of the combination is desired by the prescribing physician.
[00123] An example of such a kit is a so-called blister pack. Blister packs are well known in the packaging industry and are widely used for the packaging of pharmaceutical unit dosage forms (tablets, capsules, and the like). Blister packs generally consist of a sheet of relatively stiff material covered with a foil of a plastic material that may be transparent.
[00124] Methods and compositions for the treatment of cancer. Among other things, herein is provided a method of treating cancer , comprising administering to a patient in need thereof a therapeutically effective amount of compound of Formula I:
Figure imgf000041_0001
Formula I
or pharmaceutically acceptable salts, hydrates, solvates, prodrugs, enantiomers, and stereoisomers thereof;
[00125] Wherein,
R1 represents hydrogen, hydroxyl, methyl, amine, chloride (CI), Aldehyde (-CHO), Acetyl (- OCH3) cycohexyl methyl ether, butoxy, propoxy, thiol, alkyl, alkyl thiol, acetyl thiol, disulfide, acyl, acylalkyl, alkenyl, alkylthioalkyl, alkynyl, alkoxyaryl, alkoxyalkyl, aryl, aralkyl, aryloxyalkyl, arylthioalkyl, cycloalkyl, ether, ester, heteroaryl, heterocyclyl, lower alkyl, sulfone, sulfoxide, or hydroxyalkyl;
R2 represents NULL, H, D,
Figure imgf000042_0001
R3 independently represents
Figure imgf000043_0001
[00126] Methods and compositions for the treatment of cancer. Among other things, herein is provided a method of treating cancer , comprising administering to a patient in need thereof a therapeutically effective amount of compound of Formula II:
Figure imgf000044_0001
Formula II or pharmaceutically acceptable salts, hydrates, solvates, prodrugs, enantiomers, and stereoisomers thereof;
[00127] Wherein,
R1 represents hydrogen, hydroxyl, methyl, amine, chloride (CI), Aldehyde (-CHO), Acetyl (- OCH3) cycohexyl methyl ether, butoxy, propoxy, thiol, alkyl, alkyl thiol, acetyl thiol, disulfide, acyl, acylalkyl, alkenyl, alkylthioalkyl, alkynyl, alkoxyaryl, alkoxyalkyl, aryl, aralkyl, aryloxyalkyl, arylthioalkyl, cycloalkyl, ether, ester, heteroaryl, heterocyclyl, lower alkyl, sulfone, sulfoxide, or hydroxyalkyl;
R2 represents NULL, H, D,
Figure imgf000044_0002
Figure imgf000045_0001
Figure imgf000046_0001
[00128] Methods and compositions for the treatment of cancer. Among other things, herein is provided a method of treating cancer , comprising administering to a patient in need thereof a therapeutically effective amount of compound of Formula III:
Figure imgf000047_0001
Formula III or pharmaceutically acceptable salts, hydrates, solvates, prodrugs, enantiomers, and stereoisomers thereof;
[00129] Wherein,
R1 represents hydrogen, hydroxyl, methyl, amine, chloride (CI), Aldehyde (-CHO), Acetyl (- OCH3) cycohexyl methyl ether, butoxy, propoxy, thiol, alkyl, alkyl thiol, acetyl thiol, disulfide, acyl, acylalkyl, alkenyl, alkylthioalkyl, alkynyl, alkoxyaryl, alkoxyalkyl, aryl, aralkyl, aryloxyalkyl, arylthioalkyl, cycloalkyl, ether, ester, heteroaryl, heterocyclyl, lower alkyl, sulfone, sulfoxide, or hydroxyalkyl;
R2 re resents NULL, H, D,
Figure imgf000047_0002
Figure imgf000048_0001
Figure imgf000049_0001
METHODS OF MAKING
[00130] Examples of synthetic pathways useful for making compounds of formula I, formula II and formula III are set forth in example below and generalized in scheme 1 through scheme 2: Scheme- 1:
Figure imgf000050_0001
[00131] Synthesis of compound 2:
Figure imgf000050_0002
[00132] To a stirred and cooled solution of compound- 1 (CAS No. 827026-45-9) in DMF 10 vols was added to a solution of Fmoc-Cl (2.5 eq) in DMF 5 vols slowly drop wise. The reaction mass temperature was allowed to rise to RT and maintained for 2.0 hr and later the reaction was monitored by TLC. After completion of the reaction, the reaction mixture was diluted with water (10 vols) and the compound-2 was extracted with DCM. The organic layer was washed with water twice and dried over sodium sulphate. Distillation was carried completely under vacuum to obtain compound-2.
[00133] Synthesis of compound 3 :
Figure imgf000051_0001
[00134] A suspension of compound-2 (1.0 eq) in dioxane (10 vol) was treated with an aqueous paste of Pd(OH)2 (20% mole), stirred at 50-55°C and hydrogenated until SM disappears by TLC. The catalyst was filtered off, and the filtrate was diluted with water. The product was extracted into ethyl acetate twice. The organic layer was washed with water (10 vol) and brine solution (10 vols) and later the organic layer was distilled completely under vacuum to obtain compound-3 (yield: 70%).
[00135] Synthesis of compound 5:
Figure imgf000051_0002
4
[00136] To a stirred and cooled solution of compound-4 (hydroxychloroquine) was dissolved in DCM, 10 vols was added to a solution of Fmoc-Cl (2.5 eq) in DCM slowly drop wise and was allowed to raise the reaction mass temperature to RT and maintained for 1.0 hr and the reaction progress was monitored by TLC. The reaction mass was filtered to remove impurities and later the organic layer was washed with water (10 vols) and dried over sodium sulphate. Distillation was carried completely under vacuum to obtain desired compound 5.
[00137] Synthesis of compound 6:
Figure imgf000052_0001
DIPEA
[00138] To a stirred solution of boc-betaalanine (1.0 eq) in DMF (10 vol), DIPEA (5.0 eq) and HOBt (1.5 eq) were added at room temperature. EDC.HCl (1.5 eq) was added to the reaction mass and stirred for 30minutes, then compound 5 (1.2 eq) was added slowly to it and stirred for 2.0 hrs. Reaction was monitored by TLC. On completion of the reaction, the reaction mass was diluted with water (10 vol) and extracted twice with DCM (10 vol). The organic layer was washed with water (5 vols) followed by brine (5 vols) and dried over anhydrous Na2S04 and evaporated under reduced pressure to obtain compound-6 (75% yield).
[00139] Synthesis of compound 7:
Figure imgf000052_0002
[00140] Trifluoroacetic acid (10 vol) was added to the compound 6 and stirred at room temperature for 2 hrs. The solution was concentrated in vacuo and was diluted with water and carefully quenched with sodium bicarbonate solution. The compound 7 was extracted with DCM and the organic layer was washed with water (10 vols) and dried over sodium sulphate. Distillation was completely carried under vacuum and was purified by flash chromatography (Si02) to obtain compound 7 (yield: 80%) [00141] Synthesis of compound 8:
Figure imgf000053_0001
[00142] Compound-7 was placed in RBF and 20% phosgene in toluene (10.0 eq) was added. The resulting solution was stirred for overnight at RT. An aliquot was removed completely, blown dry with argon, quenched with methanol and analyze by using LC-MS. The mixture was concentrated under high vacuum to obtain compound-8 (Yield: 90%).
[00143] Synthesis of compound 9:
Figure imgf000053_0002
[00144] In a RBF, Compound-3 (1.0 eq) was charged with DMF (10 vol). TEA (1.5 eq) was syringed in. The resulting solution was treated with compound-7 in DMF (5 vols) drop wise for 15.0 minutes. The resulting reaction mixture was stirred for overnight at RT and the reaction was monitored by LC-MS. After completion of the reaction, the resultant compound 9 was filtered. (Yield: 60%).
[00145] Synthesis of compound 10:
Figure imgf000053_0003
[00146] Piperidine (30 vols) was charged to compound-8 at room temperature and stirred for 2 hrs. After the reaction is completed, the reaction mixture was transferred into cold water. The reaction mass was filtered and the filtrate was extracted with DCM and distilled completely under vacuum. Purification was carried out using column chromatography to obtain compound 10. (Yield-70%). Mol. Formula: C35H4206N7C1; Mol. Wt: 692.20.
Scheme-2:
Figure imgf000054_0001
Synthesis of compound A:
Figure imgf000055_0001
2-aminoethyl hydrogen carbonate
compound 1 a compound A
Synthesis of compound B:
Figure imgf000055_0002
compound 1 b compound 2b
compound B
[00147] Synthesis of compound 1 :
Figure imgf000055_0003
[00148] To a stirred solution of compound- A (1.0 eq) in DMF (10 vol), DIPEA (3.0 eq) and HATU (1.5 eq) were added at room temperature and stirred for 30 minutes, then Compound-1 (1.2 eq) was added slowly to it and stirred for 2 hrs. Reaction was monitored by TLC. On completion of the reaction, the solvent was removed in vacuo and the crude was diluted with water and extracted twice with DCM. The Organic layer was washed with water followed by brine and dried over anhydrous Na2S04 and evaporated under reduced pressure to obtain compound 2 (yield: 75%).
[00149] Synthesis of compound 3 :
Figure imgf000055_0004
[00150] Trifluoroacetic acid (10 vols) was added to the compound 2 and stirred at room temperature for about 3 hrs. The reaction mixture was concentrated in vacuo, the reaction mass was diluted with water and carefully quenched with sodium bicarbonate solution. The crude compound 3 was extracted with DCM. The organic layer was washed with water (10 vols) and dried over sodium sulphate. Distillation was completely carried under vacuum and purified by flash chromatography (Si02) to obtain compound 3 (yield: 80%).
[00151] Synthesis of compound 4:
Figure imgf000056_0001
[00152] Compound 3 was refluxed in RBF and 20% phosgene in toluene (10 eq) was added. The resulting solution was stirred for overnight at RT. Aliquot was removed completely, blown dry with argon and resulting residue was quenched with methanol and concentrated under high vacuum to obtain compound 4 (Yield: 90%).
[00153] Synthesis of compound 5:
Figure imgf000056_0002
[00154] In a RBF, compound B (1.0 eq) was charged with DMF (10 vol). TEA (1.5 eq) was syringed in. The resulting solution was treated with a solution of compound 4 in DMF (5 vol) drop wise for 15 minutes. The resulting solution was stirred for overnight at RT. The reaction was monitored by LC-MS. After completion of reaction the product was filtered to obtain compound 5. (Yield: 60%)
[00155] Synthesis of compound 6:
Figure imgf000057_0001
[00156] Trifluoroacetic acid (10 vol) was added to the compound 5 and stirred at room temperature until complete for about 6 hrs. The solution was concentrated in vacuo, the reaction mass was diluted with water and carefully quenched with sodium bicarbonate solution and the compound was extracted with DCM. The organic layer was washed with water (10 vols) and dried over sodium sulphate. Distillation was completely carried under vacuum and purified by flash chromatography (Si02) to obtain final product compound 6 (yield: 80%). Mol. Formula: C31H34O6N7CI ; Mol. Wt: 636.10.
Synthesis of compound A:
Figure imgf000057_0002
2-aminoethyl hydrogen carbonate
compound 1 a compound A
[00157] To a stirred solution of amine compound la (1.0 eq) in DMF (5 vol), potassium carbonate (2.0 eq) was added at RT. The resulting solution was cooled to 0-5°C and BOC- anhydride (3.0 eq) was added slowly as a solution in para-dioxane (also cooled). The resulting mixture was stirred at 0°C for 1 h and allowed to warm to room temperature overnight. Water (10 vols) was added and the aqueous layer was extracted 2 times with EtOAc to obtain compound A. (Yield: 70%).
[00158] Synthesis of compound B:
Figure imgf000057_0003
compound 1 b compound 2b
compound B [00159] Synthesis of compound 2b:
[00160] To a stirred solution of amine compound lb (1.0 eq) in DMF (5 vol), potassium carbonate (2.0 eq) was added at RT. The resulting solution was cooled to 0-5°C and BOC- anhydride (3.0 eq) was added slowly as a solution in para-dioxane (also cooled). The resulting mixture is stirred at 0° for 1 h and allowed to warm to room temperature overnight. Water (10 vols) was then added and the aqueous layer was extracted 2 times with DCM and concentrated under vacuum to obtain BOC-protected compound 2b (Yield 70%).
[00161] Synthesis of compound B:
[00162] A suspension of compound 2b (1.0 eq) in dioxane (10 vol) was treated with an aqueous paste of Pd(OH)2 (20 mole%), stirred at 50-55°C and hydrogenated until SM disappears by TLC. The catalyst was filtered off, and the filtrate was diluted with water (10 vols). The product was extracted into ethyl acetate twice. The organic layer was washed with water (10 vol) and brine solution (10 vol). The organic layer was distilled completely under vacuum to obtain compound B (yield: 70%).
EQUIVALENTS
[00163] The present disclosure provides among other things compositions and methods for treating cancer and their complications. While specific embodiments of the subject disclosure have been discussed, the above specification is illustrative and not restrictive. Many variations of the systems and methods herein will become apparent to those skilled in the art upon review of this specification. The full scope of the claimed systems and methods should be determined by reference to the claims, along with their full scope of equivalents, and the specification, along with such variations.
INCORPORATION BY REFERENCE
[00164] All publications and patents mentioned herein, including those items listed above, are hereby incorporated by reference in their entirety as if each individual publication or patent was specifically and individually indicated to be incorporated by reference. In case of conflict, the present application, including any definitions herein, will control.

Claims

1. A compound of Formula I:
Figure imgf000059_0001
Formula I
or pharmaceutically acceptable salts, hydrates, solvates, prodrugs, enantiomers, and stereoisomers thereof;
Wherein,
R1 represents hydrogen, hydroxyl, methyl, amine, chloride (CI), Aldehyde (-CHO), Acetyl (- OCH3) cycohexyl methyl ether, butoxy, propoxy, thiol, alkyl, alkyl thiol, acetyl thiol, disulfide, acyl, acylalkyl, alkenyl, alkylthioalkyl, alkynyl, alkoxyaryl, alkoxyalkyl, aryl, aralkyl, aryloxyalkyl, arylthioalkyl, cycloalkyl, ether, ester, heteroaryl, heterocyclyl, lower alkyl, sulfone, sulfoxide, or hydroxyalkyl;
R2 represents NULL, H, D,
Figure imgf000059_0002
Figure imgf000060_0001
Figure imgf000061_0001
2. A compound of Formula II:
Figure imgf000062_0001
Formula II or pharmaceutically acceptable salts, hydrates, solvates, prodrugs, enantiomers, and stereoisomers thereof;
Wherein,
R1 represents hydrogen, hydroxyl, methyl, amine, chloride (CI), Aldehyde (-CHO), Acetyl (- OCH3) cycohexyl methyl ether, butoxy, propoxy, thiol, alkyl, alkyl thiol, acetyl thiol, disulfide, acyl, acylalkyl, alkenyl, alkylthioalkyl, alkynyl, alkoxyaryl, alkoxyalkyl, aryl, aralkyl, aryloxyalkyl, arylthioalkyl, cycloalkyl, ether, ester, heteroaryl, heterocyclyl, lower alkyl, sulfone, sulfoxide, or hydroxyalkyl;
R2 represents NULL, H, D,
Figure imgf000062_0002
Figure imgf000063_0001
Figure imgf000064_0001
3. A compound of Formula III:
Figure imgf000064_0002
Formula III or pharmaceutically acceptable salts, hydrates, solvates, prodrugs, enantiomers, and stereoisomers thereof;
Wherein, R1 represents hydrogen, hydroxyl, methyl, amine, chloride (CI), Aldehyde (-CHO), Acetyl (- OCH3) cycohexyl methyl ether, butoxy, propoxy, thiol, alkyl, alkyl thiol, acetyl thiol, disulfide, acyl, acylalkyl, alkenyl, alkylthioalkyl, alkynyl, alkoxyaryl, alkoxyalkyl, aryl, aralkyl, aryloxyalkyl, arylthioalkyl, cycloalkyl, ether, ester, heteroaryl, heterocyclyl, lower alkyl, sulfone, sulfoxide, or hydroxyalkyl;
R2 represents NULL, H, D,
Figure imgf000065_0001
Figure imgf000066_0001
R independently represents
Figure imgf000066_0002
4. A Pharmaceutical composition comprising a compound of claim 1 and a pharmaceutically acceptable carrier. A Pharmaceutical composition comprising a compound of claim 2 and a pharmaceutically acceptable carrier.
A Pharmaceutical composition comprising a compound of claim 3 and a pharmaceutically acceptable carrier.
The pharmaceutical composition of claim 4, which is formulated to treat the underlying etiology with an effective amount administering the patient in need by oral administration, delayed release or sustained release, transmucosal, syrup, topical, parenteral administration, injection, subdermal, oral solution, rectal administration, buccal administration or transdermal administration.
The pharmaceutical composition of claim 5, which is formulated to treat the underlying etiology with an effective amount administering the patient in need by oral administration, delayed release or sustained release, transmucosal, syrup, topical, parenteral administration, injection, subdermal, oral solution, rectal administration, buccal administration or transdermal administration.
The pharmaceutical composition of claim 6, which is formulated to treat the underlying etiology with an effective amount administering the patient in need by oral administration, delayed release or sustained release, transmucosal, syrup, topical, parenteral administration, injection, subdermal, oral solution, rectal administration, buccal administration or transdermal administration.
Compounds and compositions of claim 7 are formulated for the treatment of cancer. Compounds and compositions of claim 8 are formulated for the treatment of cancer. Compounds and compositions of claim 9 are formulated for the treatment of cancer.
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