Classifications

• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D313/00—Heterocyclic compounds containing rings of more than six members having one oxygen atom as the only ring hetero atom
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K31/00—Medicinal preparations containing organic active ingredients
  • A61K31/33—Heterocyclic compounds
  • A61K31/335—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin
  • A61K31/365—Lactones
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K31/00—Medicinal preparations containing organic active ingredients
  • A61K31/33—Heterocyclic compounds
  • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
  • A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
  • A61K31/4353—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom ortho- or peri-condensed with heterocyclic ring systems
  • A61K31/436—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom ortho- or peri-condensed with heterocyclic ring systems the heterocyclic ring system containing a six-membered ring having oxygen as a ring hetero atom, e.g. rapamycin
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
  • A61P35/00—Antineoplastic agents

Definitions

• Marine sponges of the genus Callyspongia have proven to be rich sources of natural products that display cytotoxic activity.
• natural products include callyazepin (a nitrogenous macrocycle displaying moderate cytotoxicity against K562 and A549 cell lines) and a methanolic extract of the sponge Callyspongia sp. (observed complete inhibition of the murine lymphoma cell line L5178Y).
• callyazepin a nitrogenous macrocycle displaying moderate cytotoxicity against K562 and A549 cell lines
• a methanolic extract of the sponge Callyspongia sp. observed complete inhibition of the murine lymphoma cell line L5178Y.
• testing of callyspongiolide against human Jurkat J16 T and Ramos B lymphocytes revealed ICso values of 70 and 60 nM, respectively.
• each dashed bond independently represents a single or a double bond and, when a dashed bond represents a double bond, the double bond can have the E- or Z-configuration;
• R 1 is H, alkyl , R 2 -(CH 2 ) q -X 3 -, R 2 -(CH 2 )q-C(0)N R 6 (CH 2 ) q -X 3 -, OR 6 or N(R 6 ) 2 , wherein each R 6 independently represents H, alkyl, aryl, alkaryl , or arylalkyi and each q is, independently an integer from 0 to 9;
• X 1 is O, NR 6 or S
• X 2 is O, NR 6 or S
• each R 2 is, independently, H, halo, alkyl, aryl, alkaryl, arylalkyi, heterocyclyl, OR 6 , S(0) p R 6 or N(R 6 ) 2 , wherein p is an integer from 0 to 2 and m is an integer from 1 to 10 (e.g., m is 1 -5, 2-5, 3-5 or 3 to 7 and/or n is 2; in some examples m is 3 and/or n is 2);
• X 3 is O, NR 6 , S(0)p or C(R 6 ) 2 ;
• X 4 is O, NR 6 or S or X 4 is R 2 when there is a single bond between X 4 and the carbon atom to which X 4 is bound;
• each R 3 is, independently, H, halo, alkyl, aryl, alkaryl, arylalkyl, heterocyclyl, OR 6 , S(0) p R 6 or N(R 6 ) 2 ;
• the compound of the formula (II I) is not a compound of the formula (I) and/or (II). Also contemplated herein are antibodies conjugated to compounds of the formula (III) via any suitable point in the molecule (e.g., via an ether, ester or amide bond).
• the compound of the formula (III) is a compound of the formula:
• the compound of the formula (IV) and (V) be synthesized from a compound of the formula (VI) and (VII), respectively:
• substituents R 1 -R 6 and X 1 -X 4 are defined herein and P 1 and P 4 are, independently, a suitable oxygen protecting group. See Peter G.M Wuts and Theodora W. Greene, Greene's Protective Groups in Organic Synthesis (4 th ed. 2007) for other commonly-used protecting groups for hydroxyl groups. It should be understood that the compound of formula (VII I) can be modified to access compounds where X 3 is other than O by using, for example, a compound where the OP 4 group is replaced by a NR 6 P 5 group, wherein P 5 is a suitable amine protecting group. In addition, it should be understood that one or more groups R 2 can also be on the ring comprising X 2 .
• Still other examples include methods of making a compound of the formula (III) with the compound of the formula (X) and a compound of the formula (XI) to give a compound of the formula:
• compositions comprising one or more compounds of the various examples of the present invention (e.g., compounds of the formula (l)-(l ll)) and one or more pharmaceutically acceptable carriers, diluents, excipients or combinations thereof.
• a "pharmaceutical composition” refers to a chemical or biological composition suitable for administration to a subject (e.g., mammal).
• compositions may be specifically formulated for administration via one or more of a number of routes, including but not limited to buccal, cutaneous, epicutaneous, epidural, infusion, inhalation, intraarterial, intracardial, intracerebroventricular, intradermal, intramuscular, intranasal , intraocular, intraperitoneal, intraspinal , intrathecal, intravenous, oral, parenteral, pulmonary, rectally via an enema or suppository, subcutaneous, subdermal, sublingual, transdermal , and transmucosal.
• administration can by means of capsule, drops, foams, gel, gum, injection, liquid, patch, pill, porous pouch, powder, tablet, or other suitable means of administration.
• excipient includes any and all solvents, dispersion media, coatings, antibacterial and antifungal agents, isotonic and absorption delaying agents that are physiologically compatible.
• the carrier is suitable for parenteral administration.
• the carrier can be suitable for intravenous, intraperitoneal, intramuscular, sublingual, or oral administration.
• Pharmaceutically acceptable carriers include sterile aqueous solutions or dispersions and sterile powders for the extemporaneous preparation of sterile injectable solutions or dispersion. The use of such media and agents for pharmaceutically active substances is well known in the art. Except insofar as any conventional media or agent is incompatible with the active compound, use thereof in the pharmaceutical compositions of the invention is contemplated. Supplementary active compounds can also be incorporated into the compositions.
• compositions may be sterile and stable under the conditions of manufacture and storage.
• the composition can be formulated as a solution, microemulsion, liposome, or other ordered structure suitable to high drug concentration.
• the carrier can be a solvent or dispersion medium containing, for example, water, ethanol, polyol (e.g., glycerol, propylene glycol, and liquid polyethylene glycol), and suitable mixtures thereof.
• the proper fluidity can be maintained, for example, by the use of a coating such as lecithin, by the maintenance of the required particle size in the case of dispersion and by the use of surfactants.
• compositions of the present invention may be orally administered as a capsule (hard or soft), tablet (film coated, enteric coated or uncoated), powder or granules (coated or uncoated) or liquid (solution or suspension).
• the formulations may be conveniently prepared by any of the methods well-known in the art.
• the pharmaceutical compositions of the present invention may include one or more suitable production aids or excipients including fillers, binders, disintegrants, lubricants, diluents, flow agents, buffering agents, moistening agents, preservatives, colorants, sweeteners, flavors, and pharmaceutically compatible carriers.
• the amount of active compound in a therapeutic composition may vary according to factors such as the disease state, age, gender, weight, patient history, risk factors, predisposition to disease, administration route, pre-existing treatment regime (e.g., possible interactions with other medications), and weight of the individual . Dosage regimens may be adjusted to provide the optimum therapeutic response. For example, a single bolus may be administered, several divided doses may be administered over time, or the dose may be proportionally reduced or increased as indicated by the exigencies of therapeutic situation.
• Dosage unit form refers to physically discrete units suited as unitary dosages for the mammalian subjects to be treated; each unit containing a predetermined quantity of active compound calculated to produce the desired therapeutic effect in association with the required pharmaceutical carrier.
• the specification for the dosage unit forms of the invention are dictated by and directly dependent on the unique characteristics of the active compound and the particular therapeutic effect to be achieved, and the limitations inherent in the art of compounding such an active compound for the treatment of sensitivity in individuals.
• the compounds of the present invention may be administered in an effective amount.
• the dosages as suitable for this invention may be a composition, a pharmaceutical composition or any other compositions described herein.
• the dosage is typically administered once, twice, or thrice a day, although more frequent dosing intervals are possible.
• the dosage may be administered every day, every 2 days, every 3 days, every 4 days, every 5 days, every 6 days, and/or every 7 days (once a week).
• the dosage may be administered daily for up to and including 30 days, preferably between 7-10 days.
• the dosage may be administered twice a day for 10 days.
• the composition of this invention may be to effect prophylaxis of recurring symptoms.
• the dosage may be administered once or twice a day to prevent the onset of symptoms in patients at risk, especially for asymptomatic patients.
• compositions described herein may be administered in any of the following routes: buccal, epicutaneous, epidural, infusion , inhalation, intraarterial, intracardial, intracerebroventricular, intradermal, intramuscular, intranasal, intraocular, intraperitoneal, intraspinal, intrathecal, intravenous, oral, parenteral , pulmonary, rectally via an enema or suppository, subcutaneous, subdermal, sublingual, transdermal, and transmucosal.
• routes of administration are buccal and oral.
• the administration can be local, where the composition is administered directly, close to, in the locality, near, at, about, or in the vicinity of, the site(s) of disease, e.g., inflammation, or systemic, wherein the composition is given to the patient and passes through the body widely, thereby reaching the site(s) of disease.
• Local administration can be administration to the cell, tissue, organ , and/or organ system, which encompasses and/or is affected by the disease, and/or where the disease signs and/or symptoms are active or are likely to occur.
• Administration can be topical with a local effect, composition is applied directly where its action is desired.
• Administration can be enteral wherein the desired effect is systemic (non-local), composition is given via the digestive tract.
• Administration can be parenteral, where the desired effect is systemic, composition is given by other routes than the digestive tract.
• the various examples of the present invention contemplate compositions comprising a therapeutically effective amount of one or more compounds of the various examples of the present invention.
• the various examples of the present invention contemplate a compound of the formulae (l)-(lll) for use as a medicament for treating a patient in need of relief from a disease or a condition, such as cancer.
• therapeutically effective amount refers to that amount of one or more compounds of the various examples of the present invention that elicits a biological or medicinal response in a tissue system, animal or human, that is being sought by a researcher, veterinarian, medical doctor or other clinician , which includes alleviation of the symptoms of the disease or disorder being treated.
• the therapeutically effective amount is that which may treat or alleviate the disease or symptoms of the disease at a reasonable benefit/risk ratio applicable to any medical treatment.
• the total daily usage of the compounds and compositions described herein may be decided by the attending physician within the scope of sound medical judgment.
• the specific therapeutically-effective dose level for any particular patient will depend upon a variety of factors, including the condition being treated and the severity of the condition; activity of the specific compound employed; the specific composition employed; the age, body weight, general health, gender and diet of the patient: the time of administration, route of administration, and rate of excretion of the specific compound employed; the duration of the treatment; drugs used in combi nation or coincidentally with the specific compound employed ; and like factors well known to the researcher, veterinarian, medical doctor or other cli irrigationan. It is also appreciated that the therapeutically effective amount can be selected with reference to any toxicity, or other undesirable side effect, that might occur during administration of one or more of the compounds described herein .
• the compounds of the various examples of the present invention have a half maximal inhibitory concentration (IC50) of from about 5 nM to about 500 nM (e.g. , about 50 nM to about 1 00 nM, about 1 0 nM to about 75 nM, about 10 nM to about 60 nM, about 1 00 nM to about 500 nM, about 50 ⁇ to about 250 nM, about 100 nM to about 300 nM or about 10 nM to about 30 nM).
• IC50 half maximal inhibitory concentration
• a range of "about 0.1 % to about 5%” or “about 0.1 % to 5%” should be interpreted to include not just about 0.1 % to about 5%, but also the i ndividual values (e.g., 1 %, 2%, 3%, and 4%) and the sub-ranges (e.g., 0.1 % to 0.5%, 1 .1 % to 2.2%, 3.3% to 4.4%) withi n the i ndicated range.
• the statement “about X to Y” has the same meaning as “about X to about Y,” unless indicated otherwise.
• the statement “about X, Y, or about Z” has the same meaning as “about X, about Y, or about Z,” unless i ndicated otherwise.
• Non-limiting examples of substituents that can be bonded to a substituted carbon (or other) atom include F, CI , Br, I, OR, OC(0)N(R) 2 , CN, NO, N0 2 , ON0 2 , azido, CF 3 , OCF 3 , R, O (oxo), S (thiono), C(O), S(O), methylenedioxy, ethylenedioxy, N(R) 2 , SR, SOR, S0 2 R, S0 2 N(R) 2 , S0 3 R, C(0)R, C(0)C(0)R, C(0)CH 2 C(0)R, C(S)R, C(0)OR, OC(0)R, C(0)N(R) 2 , OC(0)N(R) 2 , C(S)N(R) 2 , (CH 2 ) 0 - 2 N(R)C(O)R, (CH 2 )o- 2 N(R)N(R) 2 , N(R)N(R)
• alkyl refers to substituted or unsubstituted straight chain and branched alkyl groups and cycloalkyl groups having from 1 to 40 carbon atoms (C1 -C40), 1 to about 20 carbon atoms (Ci-C 20 ), 1 to 12 carbons (C1-C12), 1 to 8 carbon atoms (Ci-C 8 ), or, in some examples, from 1 to 6 carbon atoms (Ci-C 6 ).
• straight chain alkyl groups include those with from 1 to 8 carbon atoms such as methyl, ethyl, n-propyl , n- butyl, n-pentyl, n-hexyl, n-heptyl, and n-octyl groups.
• branched alkyl groups include, but are not limited to, isopropyl, iso-butyl, sec-butyl, t-butyl, neopentyl, isopentyl, and 2,2-dimethylpropyl groups.
• Representative substituted alkyl groups can be substituted one or more times with any of the groups listed herein , for example, amino, hydroxy, cyano, carboxy, nitro, thio, alkoxy, and halogen groups.
• cycloalkyl refers to substituted or unsubstituted cyclic alkyl groups such as, but not limited to, cyclopropyl, cydobutyl, cydopentyl , cyclohexyl, cycloheptyl, and cyclooctyl groups.
• the cycloalkyl group can have 3 to about 8-12 ring members, whereas in other examples the number of ring carbon atoms range from 3 to 4, 5, 6, or 7.
• cycloalkyl groups can have 3 to 6 carbon atoms (C 3 -C 6 ).
• acyl refers to a group containing a carbonyl moiety wherein the group is bonded via the carbonyl carbon atom.
• the carbonyl carbon atom is also bonded to another carbon atom, which can be part of a substituted or unsubstituted alkyl, aryl , aralkyl cycloalkyl, cycloalkylalkyl, heterocyclyl , heterocyclylalkyl, heteroaryl, heteroarylalkyl group or the like.
• the group is a "formyl” group, an acyl group as the term is defined herein.
• An acyl group can include 0 to about 12-40, 6-1 0, 1 -5 or 2-5 additional carbon atoms bonded to the carbonyl group.
• An acryloyl group is an example of an acyl group.
• An acyl group can also include heteroatoms within the meaning here.
• a nicotinoyl group (pyridyl-3-carbonyl) is an example of an acyl group within the meaning herein.
• Other examples include acetyl, benzoyl, phenylacetyl, pyridylacetyl, cinnamoyl, and acryloyl groups and the like.
• the group containing the carbon atom that is bonded to the carbonyl carbon atom contains a halogen, the group is termed a "haloacyl" group.
• An example is a trifluoroacetyl group.
• aryl refers to substituted or unsubstituted cyclic aromatic hydrocarbons that do not contain heteroatoms in the ring.
• aryl groups include, but are not limited to, phenyl , azulenyl, heptalenyl , biphenyl, indacenyl, fluorenyl, phenanthrenyl, triphenylenyl, pyrenyl, naphthacenyl, chrysenyl, biphenylenyl, anthracenyl, and naphthyl groups.
• aralkyl and arylalkyl refers to alkyl groups as defined herein in which a hydrogen or carbon bond of an alkyl group is replaced with a bond to an aryl group as defined herein.
• Representative aralkyl groups include benzyl and phenylethyl groups.
• heterocyclyl refers to substituted or unsubstituted aromatic and non-aromatic ring compounds containing 3 or more ring members, of which , one or more is a heteroatom such as, but not limited to, N, O, and S.
• a heterocyclyl can be a cycloheteroalkyl, or a heteroaryl , or if polycyclic, any combination thereof.
• heterocyclyl groups include 3 to about 20 ring members, whereas other such groups have 3 to about 1 5 ring members.
• heterocyclyl groups include heterocyclyl groups that include 3 to 8 carbon atoms (C3-C8), 3 to 6 carbon atoms (C3-C6), 3 to 5 carbon atoms (C3-C5), 3 to 4 carbon atoms (C3-C4) or 6 to 8 carbon atoms (C6-Cs).
• a heterocyclyl group designated as a C2-heterocyclyl can be a 5-ring with two carbon atoms and three heteroatoms, a 6-ring with two carbon atoms and four heteroatoms and so forth.
• a C4-heterocyclyl can be a 5-ring with one heteroatom, a 6-ring with two heteroatoms, and so forth.
• heterocyclyl group includes fused ring species including those that include fused aromatic and non-aromatic groups.
• heterocyclyl groups include, but are not limited to piperidynyl, piperazinyl, morpholinyl, furanyl, pyrrolidinyl, pyridinyl, pyrazinyl, pyrimidinyl, triazinyl, thiophenyl, tetrahydrofuranyl, pyrrolyl, oxazolyl, imidazolyl, triazyolyl, tetrazolyl, benzoxazolinyl , and benzimidazolinyl groups.
• alkoxy refers to an oxygen atom connected to an alkyl group, including a cycloalkyl group, as are defined herein.
• linear alkoxy groups include but are not limited to methoxy, ethoxy, propoxy, butoxy, pentyloxy, hexyloxy, and the like.
• branched alkoxy include but are not limited to isopropoxy, sec-butoxy, tert-butoxy, isopentyloxy, isohexyloxy, and the like.
• cyclic alkoxy examples include but are not limited to cyclopropyloxy, cyclobutyloxy, cyclopentyloxy, cyclohexyloxy, and the like.
• An alkoxy group can include one to about 12-20 or about 12-40 carbon atoms bonded to the oxygen atom, and can further include double or triple bonds, and can also include heteroatoms.
• an allyloxy group is an alkoxy group within the meaning herein.
• a methoxyethoxy group is also an alkoxy group within the meaning herein, as is a methylenedioxy group in a context where two adjacent atoms of a structure are substituted therewith.
• amine refers to primary, secondary, and tertiary amines having, e.g., the formula N(group) 3 wherein each group can independently be H or non-H, such as alkyl, aryl, and the like.
• Amines include but are not limited to alkylamines, arylamines, arylalkylamines; dialkylamines, diarylamines, diaralkylamines, heterocyclyl amines and the like; and ammonium ions.
• salts and “pharmaceutically acceptable salts” refer to derivatives of the disclosed compounds wherein the parent compound is modified by making acid or base salts thereof.
• pharmaceutically acceptable salts include, but are not limited to, mineral or organic acid salts of basic groups such as amines; and alkali or organic salts of acidic groups such as carboxylic acids.
• Pharmaceutically acceptable salts include the conventional non-toxic salts or the quaternary ammonium salts of the parent compound formed, for example, from non-toxic inorganic or organic acids.
• such conventional non-toxic salts include those derived from inorganic acids such as hydrochloric, hydrobromic, sulfuric, sulfamic, phosphoric, and nitric; and the salts prepared from organic acids such as acetic, propionic, succinic, glycolic, stearic, lactic, malic, tartaric, citric, ascorbic, pamoic, maleic, hydroxymaleic, phenylacetic, glutamic, benzoic, salicylic, sulfanilic, 2-acetoxybenzoic, fumaric, toluenesulfonic, methanesulfonic, ethane disulfonic, oxalic, and isethionic, and the like.
• inorganic acids such as hydrochloric, hydrobromic, sulfuric, sulfamic, phosphoric, and nitric
• organic acids such as acetic, propionic, succinic, glycolic, stearic, lactic, malic,
• salts can be synthesized from the parent compound which contains a basic or acidic moiety by conventional chemical methods.
• such salts can be prepared by reacting the free acid or base forms of these compounds with a stoichiometric amount of the appropriate base or acid in water or in an organic solvent, or in a mixture of the two; generally, nonaqueous media like ether, ethyl acetate, ethanol, isopropanol, or acetonitrile are preferred.
• Lists of suitable salts are found in Remington's Pharmaceutical Sciences, 17th ed., Mack Publishing Company, Easton, Pa., 1985, the disclosure of which is hereby incorporated by reference.
• solvate means a compound, or a salt thereof, that further includes a stoichiometric or non-stoichiometric amount of solvent bound by non-covalent intermolecular forces. Where the solvent is water, the solvate is a hydrate.
• prodrug means a derivative of a compound that can hydrolyze, oxidize, or otherwise react under biological conditions (in vitro or in vivo) to provide an active compound, particularly a compound of the invention.
• prodrugs include, but are not limited to, derivatives and metabolites of a compound of the invention that include biohydrolyzable moieties such as biohydrolyzable amides, biohydrolyzable esters, biohydrolyzable carbamates, biohydrolyzable carbonates, biohydrolyzable ureides, and biohydrolyzable phosphate analogues.
• Specific prodrugs of compounds with carboxyl functional groups are the lower alkyl esters of the carboxylic acid.
• the carboxylate esters are conveniently formed by esterifying any of the carboxylic acid moieties present on the molecule.
• Prodrugs can typically be prepared using well-known methods, such as those described by Burger's Medicinal Chemistry and Drug Discovery 6th ed. (Donald J. Abraham ed., 2001 , Wiley) and Design and Application of Prodrugs (H. Bundgaard ed., 1 985, Harwood Academic Publishers GmbH).
• a late-stage Sonogashira coupling of vinyl iodide 2 with either enantiomer of enyne 3 would allow access to both antipodes of the proposed molecule.
• the macrolactone is constructed by macrolactonization of seco acid 4, which is accessible via ring-opening of lactone 5.
• the "congested" olefin of 5 would be formed through a modified Julia olefination using a sulfone derived from known diol 7 and an aldehyde obtained from known allyl alcohol 6.
• Wittig olefination with the aldehyde derived from olefin 8 gives enyne 3.
• Stereoselective Corey-Bakshi-Shibata (CBS) reduction of a hindered ketone derived from commercially available aldehyde 9 would provide access to both isomers.
• callyspongiolide begins from known chiral alcohol 6 as shown in Scheme 2, which is prepared in four steps from commercially available (S)-(+)-3-bromo-2-methyl-1 -propanol. Treatment of allyl alcohol 6 with acryloyl chloride and triethylamine gave diene 11 , which was then subjected to ring closing metathesis using Grubbs I I catalyst to give ⁇ , ⁇ - unsaturated lactone 12.
• Known diol 7 is readily prepared in four steps from commercially available 2-butyne-1 ,4-diol as described by Crimmins et al. Selective Mitsunobu displacement with 1 -phenyl-1 H-tetrazole-5-thiol (PTSH, 16) followed by protection of the latent secondary alcohol provided sulfide 17. See Scheme 3. Oxidation using m-chrloroperbenzoic acid (m-CPBA) afforded sulfone 18, which was now set for the modified Julia olefination reaction.
• m-CPBA m-chrloroperbenzoic acid
• the terminal acetylene moiety was alkylated by metallation with n-BuLi in THF at -78 °C followed by treatment with ethyl chloroformate to give alkynyl ester 21.
• TES triethyl silyl
• PPTS pyridinium p-toluenesulfonate
• HF-py (70%, 200 ml_) was added dropwise to a clear solution of TBS ether (56.5 mg, 0.106 mmol) in MeOH (2 ml_) at 0 °C in a plastic vial. After 4 hrs., the reaction was carefully quenched with sat. NaHC03 and the vial was warmed to room temperature. The crude product was extracted with EA (x3), washed in sat. NaHC0 3 , brine, and dried over Na 2 S0 4 . Purification by flash chromatography (20% EA/HX) gave 41 .8 mg of alcohol as a clear oil.
• Example 1 relates to a method of making a compound of the formula (III):
• each dashed bond independently represents a single or a double bond and, when a dashed bond represents a double bond, the double bond can have the E- or Z-configuration;
• R 1 is H, alkyl, R 2 -(CH 2 ) q -X 3 -, R 2 -(CH 2 ) q -C(0)NR 6 (CH 2 ) q -X 3 - , OR 6 or N(R 6 ) 2 , wherein each R 6 independently represents H, alkyl, aryl, alkaryl, or arylalkyi and each q is, independently an integer from 0 to 9;
• X 1 is O, NR 6 or S;
• X 2 is O, NR 6 or S;
• each R 2 is, independently, H, halo, alkyl , aryl, alkaryl, arylalkyi, heterocyclyl, OR 6 , S(0) p R 6 or N(R 6 ) 2 , wherein p is an
• Example 2 relates to the method of Example 1 , wherein m is 3 and/or n is 2.
• Example 3 relates to the method of Examples 1 -2, wherein the
• Example 5 relates to the method of Example 1 , wherein the compound of the formula (III) is a compound of the formula:
• Example 8 relates to the method of Examples 1 -7, wherein X 1 , X 2 , X 3 and X 4 are each O.
• Example 9 relates to the method of Examples 1 -8, wherein each dashed bond represents a double bond in the configuration shown .
• Example 10 relates to the method of Examples 1 -9, wherein R 1 is N(R 6 ) 2 , wherein each R 6 independently represents H, alkyl, aryl, alkaryl, or arylalkyl.
• Example 11 relates to the method of Examples 1 -10, wherein each R 2 is, independently, Ci-C 6 alkyl.
• Example 15 relates to the method of Examples 1 -14, wherein the compound of the formula (III) is a compound of the formula (I):
• Example 17 relates to a pharmaceutical composition
• a pharmaceutical composition comprising a compound of Example 16 and pharmaceutically acceptable carrier.
• Example 18 relates to a method for treating cancer comprising administering a therapeutically effective amount one or more compounds of Example 16 or a pharmaceutical composition comprising one or more compounds of Example 16 to a subject in need thereof.
• Example 19 relates to a compound of Example 16 for use as a medicament for treating a patient in need of relief from cancer.

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