WO2002038532A1 - Derive d'amine optiquement actif et methode de synthese - Google Patents
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- WO2002038532A1 WO2002038532A1 PCT/JP2001/009830 JP0109830W WO0238532A1 WO 2002038532 A1 WO2002038532 A1 WO 2002038532A1 JP 0109830 W JP0109830 W JP 0109830W WO 0238532 A1 WO0238532 A1 WO 0238532A1
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D263/00—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings
- C07D263/02—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings not condensed with other rings
- C07D263/04—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C213/00—Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or amino and esterified hydroxy groups bound to the same carbon skeleton
- C07C213/02—Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or amino and esterified hydroxy groups bound to the same carbon skeleton by reactions involving the formation of amino groups from compounds containing hydroxy groups or etherified or esterified hydroxy groups
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C213/00—Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or amino and esterified hydroxy groups bound to the same carbon skeleton
- C07C213/08—Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or amino and esterified hydroxy groups bound to the same carbon skeleton by reactions not involving the formation of amino groups, hydroxy groups or etherified or esterified hydroxy groups
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C271/00—Derivatives of carbamic acids, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
- C07C271/06—Esters of carbamic acids
- C07C271/08—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms
- C07C271/10—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms
- C07C271/18—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms to carbon atoms of hydrocarbon radicals substituted by doubly-bound oxygen atoms
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D263/00—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings
- C07D263/02—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings not condensed with other rings
- C07D263/04—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
- C07D263/06—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings not condensed with other rings having no double bonds between ring members or between ring members and non-ring members with hydrocarbon radicals, substituted by oxygen atoms, attached to ring carbon atoms
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B2200/00—Indexing scheme relating to specific properties of organic compounds
- C07B2200/07—Optical isomers
Definitions
- the present invention relates to a method for producing an optically active amino alcohol derivative, for example, erythro (1R, 2S) _p-hydroxynorefedrine, which is useful as an intermediate for producing pharmaceuticals, agricultural chemicals and the like.
- an optically active 5-hydroxyoxazolidine derivative which is an important intermediate in the production of the above optically active amino alcohol derivative or in the production of many other optically active amine derivatives, and a method for producing the same. It is about.
- the optically active 5-hydroxyoxazolidine derivative according to the present invention is also very useful, for example, as an intermediate for the production of an azole-based antibacterial agent.
- the compound containing an asymmetric carbon substituted by R 1 and an amino group represented by the general formula (1), (3) or (4) represents an R-form or an S-form, and a racemic mixture of R and S Not shown. Further, in the case of a compound containing two consecutive asymmetric carbons substituted by an amino group and a hydroxyl group represented by the general formula (5) or (6), it represents an R—S or S—R form; — R or S— S is not shown.
- a method of obtaining a target optically active compound by chemically synthesizing a racemic form of a target compound and then optically resolving the compound via a diastereomer salt or the like.
- [2] A method of obtaining an optically active substance from an optically inactive substance using a chemical or biological asymmetric synthesis technique.
- [3] A method based on the so-called chiral boule method, which starts from an optically active raw material and obtains an optically active substance while suppressing racemization.
- [1] is a “method of chemically synthesizing the corresponding racemate and then optically resolving it via a diastereomer salt or the like”.
- an optically active amino alcohol derivative as a target compound in the present invention is used.
- One of the conventional methods for the production of erythro- (1R, 2S) -p-hydroxynorephedrine included in the category is as follows. First, a racemic compound having the desired structure is chemically synthesized, and then optically active carboxylic acids For example, optical resolution is performed using D-tartaric acid or the like (J. Med. Chem., 1977, 20, 7, 978).
- the optical resolution method requires an expensive resolving agent and requires a multi-step operation, so that it is an expensive production method from an industrial point of view.
- the compound used as a raw material is a special non-natural amino acid-related compound having a phenylethyl group in a side chain, and its own production requires a multi-step reaction. , And generally difficult to obtain. Also, it is not an inexpensive raw material in terms of manufacturing cost, and has a major problem in raw material supply.
- the compound described in the above [4] is an extremely limited production method in which only one production example having a 4-chloro-3-methoxyphenyl group at the 5-position of oxazolidinone as the main skeleton is provided, and It is only used as a raw material for drugs with limited uses (Scli39166).
- the production method exemplified in [4] cannot be said to be a widely and generally-used production method, and as a conventional technique, a general-purpose optically active 5-hydroxyoxazolidine derivative is produced. The method is hardly well-established.
- the compound according to the above [5] or [6] may be a special compound such as a haloalkyl group such as a chloromethyl group or a trifluoromethyl group at the 5-position of oxazolidine as a main skeleton.
- the functional group was reacted, and it did not contain any highly versatile aryl groups or heterocycles as synthetic intermediates for pharmaceuticals and agricultural chemicals.
- An object of the present invention is to provide an optically active amino alcohol derivative represented by the general formula (5), which is useful as an intermediate for the production of pharmaceuticals, agricultural chemicals, and the like, starting from an easily available and inexpensive natural ⁇ -amino acid.
- An object of the present invention is to provide a method for stereoselectively producing only a target optically active substance without racemization as a raw material.
- Another object of the present invention is to provide a technology for producing optically pure, inexpensively, and stably manufactured even in mass production from an industrial viewpoint.
- An object of the present invention is to provide a 5-hydroxyxazolidine derivative, a novel aminoketone derivative represented by the general formula (4), and a novel production method thereof.
- the method according to the present invention relates to the production of an optically active amino alcohol derivative, which is extremely useful from an industrial point of view, in which it can be produced with good optical purity, inexpensively, and stably even in mass production.
- a novel optically active 5-hydroxy compound represented by the general formula (3) having an aryl group or a hetero ring at the 5-position of oxazolidine which is an important intermediate for producing the above-mentioned optically active amino alcohol derivative.
- the present inventors have found an oxazolidine derivative and a novel production method thereof, and a novel aminoketone derivative represented by the general formula (4) and a novel production method thereof, thereby completing the present invention.
- the present invention includes the following embodiments.
- R 1 represents an unprotected side chain or an optionally protected side chain of a natural ⁇ -amino acid
- R 2 represents an optionally substituted alkyl group or an optionally substituted aryl group.
- R 3 represents an optionally substituted aryl group, an optionally substituted heterocyclic ring, and ⁇ represents L i, Mg X, Zn x, T i X 3 , Cu x Selected from the group of X represents a halogen atom.
- R 4 is a hydrogen atom or an optionally substituted alkyloxycarbonyl group as a protecting group, or an optionally substituted After derivation to an optically active aminoketone derivative represented by the formula (1), followed by further treatment with a reducing agent or catalytic hydrogenation using a metal catalyst.
- Stereoselective, general formula (5)
- R 1, R 3 and R 4 have the same meanings as defined above, provided that the optically active 5-oxazolidinone derivative represented by the general formula (1) is The steric configuration of the substituent represented by R 1 and the nitrogen atom bonded to the asymmetric carbon atom at position 4 does not change with each reaction.
- R 1 represents an unprotected side chain or an optionally protected side chain of a natural ⁇ -amino acid
- R 2 represents an optionally substituted alkyl group or an optionally substituted aryl group.
- R 3 is optionally substituted Ariru group, a terrorist ring to optionally substituted
- Micromax is L i, MgX, selected from Z nX, T i X 3, CuX group
- X represents a halogen atom.
- R 4 is a hydrogen atom or a protecting group.
- R 1, R 3 and R 4 have the same meanings as defined above, and when R 4 is a protecting group, deprotection of the amino group is carried out. 6)
- a method for producing an amino alcohol derivative characterized by obtaining an optically active amino alcohol derivative represented by the following formula (provided that the compound is bonded to the asymmetric carbon atom at the 4-position of the optically active 5-oxazolidinone derivative represented by the general formula (1))
- the steric configuration of the substituent represented by R 1 and the nitrogen atom does not change even when each reaction is performed, and the amino group of the optically active amino alcohol derivative represented by the general formula (6)
- the relative configuration of the hydroxyl group is the Ellis mouth configuration.
- R 1 is a methyl group, an isopropyl group, an isobutyl group, a benzyl group, a hydroxymethyl group, a benzyloxymethyl group, a phenylthiomethyl group, a methylthiomethyl group, an alkyloxylponylmethyl group or an alkyloxycarponylethyl group.
- R 2 is a benzyl group, a tert-butyl group, a methyl group, an ethyl group, an isopropyl group or a 9-fluorenylmethyl group, wherein the optically active amino alcohol derivative according to the above (1) or (2) is Production method.
- R 3 is a general formula (7)
- R 5 is a hydrogen atom, an optionally substituted alkyl group, an optionally substituted cycloalkyl group, an optionally substituted aralkyl group, an optionally substituted phenyl group, and an optionally substituted
- R 1 represents an unprotected side chain or an optionally protected side chain of an amino acid
- R 2 represents an optionally substituted alkyl group or an optionally substituted aryl group
- R 3 represents a substituted or unsubstituted aryl group or a substituted or unsubstituted heterocyclic ring.
- R 1 is methyl, isopropyl, isobutyl, benzyl or phenyl.
- the optically active 5-hydroxyoxazolidinine derivative according to the above (6) which is a droxymethyl group, a benzyloxymethyl group, a phenylthiomethyl group, a methylthiomethyl group, an alkyloxycarbonyl group or an alkyloxycarbonylyl group.
- R 5 is a hydrogen atom, an optionally substituted alkyl group, an optionally substituted cycloalkyl group, an optionally substituted aralkyl group, an optionally substituted phenyl group, and an optionally substituted Represents a telocyclic ring or an optionally substituted heterocyclic alkyl group.
- R 1 represents an unprotected side chain or an optionally protected side chain of a natural amino acid
- R 2 represents an optionally substituted alkyl group or an optionally substituted aryl group. And an optionally substituted aralkyl group.
- R 3 is optionally substituted Ariru group, a terrorist ring to which may optionally be substituted
- M is L i, MgX, selected from Z nX, T i X 3, CuX group
- X represents a halogen atom.
- R 1 is a methyl group, an isopropyl group, an isobutyl group, a benzyl group, a hydroxymethyl group, a benzyloxymethyl group, a phenylthiomethyl group, a methylthiomethyl group, an alkyloxypropyl group or an alkyloxypropyl group.
- R 5 is a hydrogen atom, an optionally substituted alkyl group, an optionally substituted cycloalkyl group, an optionally substituted aralkyl group, an optionally substituted phenyl group, and an optionally substituted Represents a telocyclic ring or an optionally substituted heterocyclic alkyl group.
- R la is a methyl group
- R4a is a hydrogen atom, a benzyloxycarbonyl group, a tert-butoxycarbonyl group or a 9-fluorenylmethoxycarbonyl group
- R3a is a 4-benzyl group.
- Roxy phenyl group, 4-me It is a toxicphenyl group, a 2,4-difluorophenyl group, a 2,4-dichlorophenyl group, or a 3-indolyl group.
- R 1 represents an unprotected side chain or an optionally protected side chain of an amino acid
- R 2 represents an optionally substituted alkyl group or an optionally substituted aryl group.
- R 3 represents an optionally substituted aryl group or an optionally substituted heterocycle.
- R 4 is a hydrogen atom or an optionally substituted alkyloxycarbonyl group as a protecting group, or an optionally substituted aryloxycarbonyl group. And represents a substituted alkenyl group or an optionally substituted aralkyloxy group.
- a method for producing an aminoketone derivative characterized by obtaining an aminoketone derivative represented by the formula:
- R la is a methyl group
- R 3b is a 4-benzyloxyphenyl group
- R 4b is a benzyloxycarbonyl group
- the relative configuration of the amino group and the hydroxyl group is Ellis mouth arrangement.
- R 1 represents an unprotected side chain or an optionally protected side chain of a natural ⁇ -amino acid
- R 4 represents a hydrogen atom or an optionally substituted alkyloxy as a protecting group.
- R 5 is a hydrogen atom, an optionally substituted alkyl group, an optionally substituted cycloalkyl group, an optionally substituted aralkyl group, an optionally substituted phenyl group, an optionally substituted A heterocyclic ring or an optionally substituted heterocyclic alkyl group.
- optically active aminoketone derivative represented by is treated with a reducing agent or By performing catalytic hydrogenation using a metal catalyst, a stereoselective general formula (5b)
- R 1, R 3 c and R 4 have the same meanings as defined above, and a method for producing an optically active amino alcohol derivative represented by the formula (wherein the general formula (4)
- the configuration of the substituent represented by R 1 and the nitrogen atom bonded to the asymmetric carbon atom at position 2 of the optically active aminoketone derivative represented by b) does not change even when each reaction is performed.
- the relative configuration between the amino group and the hydroxyl group of the optically active amino alcohol derivative represented by (5b) is an Ellis configuration.
- T (21) General formula (4b)
- R 1 represents an unprotected side chain or an optionally protected side chain of a natural amino acid
- R 4 represents a hydrogen atom or an optionally substituted alkyloxycarbonyl as a protecting group.
- R 3 c represents a group represented by an optionally substituted aryloxy group or an optionally substituted aryloxy group;
- R 5 is a hydrogen atom, an optionally substituted alkyl group, an optionally substituted cycloalkyl group, an optionally substituted aralkyl group, A phenyl group, an optionally substituted hetero ring or an optionally substituted hetero ring alkyl group.
- optically active aminoketone derivative represented by the formula is treated with a reducing agent or subjected to catalytic hydrogenation using a metal catalyst to give a stereoselective general formula (5b)
- R 1 and R 3c are as defined above.
- a method for producing an optically active amino alcohol derivative characterized by obtaining an optically active amino alcohol derivative represented by the following formula (provided that the asymmetric carbon atom at the 2-position of the optically active amino ketone derivative represented by the general formula (4b))
- the steric configuration of the substituent represented by R 1 and the nitrogen atom bonded to is not changed by each reaction, and the amino group of the optically active amino alcohol derivative represented by the general formula (6a)
- the relative configuration of the hydroxyl group is the Ellis port configuration.).
- Unprotected side chain or optionally protected side chain of natural ⁇ -amino acid of the present invention
- it means alanine, palin, leucine, isoleucine, serine, threonine, aspartic acid, glutamic acid, asparagine, glutamine, lysine, hydroxylysine, argygine It is a side chain on an a-carbon atom such as nin, cystine, cystine, methionine, phenylalanine, tyrosine, tryptophan, histidine and ordinine.
- a protecting group may be any of the conventional methods and protecting groups well known to those skilled in the art, as long as they can be used in the method of the present invention.
- a protective group for an amino group a protective group for a thiol, a protective group for a hydroxyl group, a protective group for a phenol, a protective group for a phenolic group, or a protective group for a hydroxyl group used in the synthesis of an amino acid can be used.
- the “optionally substituted alkyl group” means an alkyl group which may be substituted at any position of the alkyl group.
- the alkyl group include a methyl group, an ethyl group, an isopropyl group, a tert-butyl group, a pentyl group, a hexyl group, an octyl group, a decyl group and an aryl group.
- substituents examples include an alkoxy group such as a hydroxyl group, a methoxy group, a benzyloxy group or a methoxyethoxy group, a phenoxy group, a nitro group, an amino group, an amide group, a propyloxyl group, an alkoxycarbonyl group, a phenoxycarbonyl group, or Examples include a halogen atom such as a fluorine atom, a chlorine atom, a bromine atom or an iodine atom.
- the “optionally substituted aryl group” means a aryl group which may be substituted at any position of the aryl group.
- the aryl group include a phenyl group, a naphthyl group, an anthracenyl group, a fluorenyl group and a phenanthrenyl group.
- substituents examples include an alkyl group such as a methyl group, a tert-butyl group and a benzyl group, a cycloalkyl group such as cyclopropane, cyclopentane and cyclohexane, a phenyl group, a hydroxyl group, a methoxy group, a benzyloxy group and a methoxyethoxy group.
- alkoxy, phenoxy, nitro, amino, amide, carbonyl, alkoxycarbonyl, phenoxycarbonyl, or halogen atoms such as fluorine, chlorine, bromine, or iodine. And the like.
- the “optionally substituted aralkyl group” means an aralkyl group which may be substituted at any position of the aralkyl group.
- Examples of the aralkyl group include a benzyl group, a naphthylmethyl group, a phenylethyl group and a 9-fluorenylmethyl group.
- substituents examples include an alkyl group such as a methyl group, a tert-butyl group or a benzyl group, a cycloalkyl group such as cyclopropane, cyclopentane or cyclohexane, a phenyl group, a hydroxyl group, a methoxy group, a benzyloxy group or a methoxyethoxy group.
- Optionally substituted heterocycle means a heterocycle which may be substituted at any position of the heterocycle.
- the hetero ring include a tetrahydropyranyl group, a tetrahydrofuranyl group, a tetrahydrophenyl group, a piperidyl group, a morpholinyl group, a piperazinyl group, a pyrrolyl group, a furyl group, a phenyl group, a phenyl group, a pyrenyl group, and a pyridylmethyl group
- pyrimidyl, pyrazyl imidazolyl, imidazolylmethyl, indolyl, indolylmethyl, isoquinolyl, quinolyl and thiazolyl groups.
- substituents examples include an alkyl group such as a methyl group, a tert-butyl group or a benzyl group, a cycloalkyl group such as cyclopropane, cyclopentane or cyclohexane, a phenyl group, a hydroxyl group, a methoxy group, a benzyloxy group or a methoxyethoxy group.
- heterocyclic alkyl group in the optionally substituted heterocyclic alkyl group means a group in which any one or two or more positions of the alkyl group are substituted with a heterocyclic ring. "May itself be substituted.
- Specific examples of the hetero ring, the alkyl group, and these substituents are the same as those described above in the description of the “optionally substituted alkyl group” and the “optionally substituted hetero ring”. The same ones as shown can be mentioned.
- the “optionally substituted alkyloxycarbonyl group” means an alkyloxycarbonyl group which may be substituted at any one or two or more positions of the alkyloxycarbonyl group.
- the carbonyl group include a methoxycarbonyl group, an ethoxycarbonyl group, an isopropoxycarbonyl group, a tert-butoxycarbonyl group, a pentyloxycarbonyl group, a hexyloxycarbonyl group, an octyloxycarbonyl group, and a decyloxy group.
- substituents examples include an alkoxy group such as a hydroxyl group, a methoxy group, a benzyloxy group and a methoxyethoxy group; a phenoxy group; a nitro group; an amino group; Alkoxyl group; alkoxyl group; phenoxyl group Sulfonyl group; and the like; and a fluorine atom, a chlorine atom, a halogen atom such as a bromine atom and an iodine atom.
- the “optionally substituted aryloxycarbonyl group” means an aryloxycarbonyl group which may be substituted at any one or two or more positions of the aryloxycarbonyl group.
- the aryloxycarbonyl group include a phenoxycarbonyl group, a naphthyloxycarbonyl group, an anthracenyloxycarbonyl group, a fluorenyloxycarbonyl group, and a phenanthrenyloxycarbonyl group. it can.
- substituents examples include an alkyl group and an aralkyl group such as a methyl group, a tert-butyl group and a benzyl group; a cycloalkyl group obtained from cyclopropane, cyclopentane, cyclohexane and the like (for example, a cyclopropyl group, a cyclopentyl group and A phenyl group; a hydroxyl group; an alkoxy group such as a methoxy group, a benzyloxy group and a methoxyethoxy group; a phenoxy group; a nitro group; an amino group; an amide group; A phenoxycarbonyl group; and a halogen atom such as a fluorine atom, a chlorine atom, a bromine atom and an iodine atom.
- an alkyl group and an aralkyl group such as a methyl group, a tert-butyl
- the “optionally substituted aralkyloxycarbonyl group” means an aralkyloxycarbonyl group which may be substituted at any one or more positions of the aralkyloxycarbonyl group.
- Examples of the aralkyloxycarbonyl group include a benzyloxycarbonyl group, a naphthylmethyloxycarbonyl group, Enylethyloxycarbonyl group and 9-fluorenylmethyloxycarbonyl group.
- substituents examples include an alkyl group and an aralkyl group such as a methyl group, a tert-butyl group and a benzyl group; a cycloalkyl group obtained from cyclopropane, cyclopentane, cyclohexane, or the like (for example, a cyclopropyl group, a cyclopentyl group).
- Each of the above-mentioned groups which may be substituted may have one or more substituents, and in the case of having a plurality of substituents, each substituent is independently selected from the above-mentioned exemplified substituents. Can be any selected.
- halogen atom examples include fluorine, chlorine, bromine and iodine.
- Y s in the general formula (7) may be the same or different.
- “Reducing agent” means a reagent capable of reducing the ketone moiety of the aminoketone derivative represented by the general formula (4) to an alcohol form, such as a polan reagent such as a poran-tetrahydrofuran complex, sodium borohydride, or zinc borohydride.
- a polan reagent such as a poran-tetrahydrofuran complex
- sodium borohydride or zinc borohydride.
- Borohydride reagents such as sodium trimethoxyborohydride, alkylaluminum reagents such as diisopropylaluminum hydride, aluminum hydride reagents such as lithium aluminum hydride, lithium trialkoxyaluminum lithium, trichlorosilane, triethylsilane, etc. Examples include a silane reagent, sodium metal in liquid ammonia, and magnesium metal in alcohol.
- Catalytic hydrogenation using a metal catalyst means the reduction of the ketone moiety of the aminoketone derivative represented by the general formula (4) to an alcohol form by a catalytic hydrogenation reaction in the presence of a metal catalyst.
- the catalyst include a nickel catalyst such as Raney-nickel, a platinum catalyst such as platinum oxide, a palladium catalyst such as palladium-carbon, and a rhodium catalyst such as chlorotris triphenylphenylphosphine rhodium called Wilkinson catalyst.
- Eris configuration is a notation indicating the relative configuration of two consecutive asymmetric carbon atoms. For example, in the case of a compound represented by the general formula (5) or (6), When represented by the projection formula, when the amino group and the hydroxyl group which are the substituents are present on the same side, it is called an Ellis port arrangement.
- Tables 1 to 21 show typical optically active 5-hydroxyoxazolidin derivatives contained in the general formula (3).
- Tables 22 to 27 show typical optically active aminoketone derivatives included in the general formula (4).
- Table 28 to Table 39 show typical optically active amino alcohol derivatives contained in the general formulas (5) and (6).
- Ph represents a phenyl group or a phenylene group
- Me represents a methyl group
- Boc represents a tert-butoxycarbonyl group as a protecting group.
- the optically active 5-oxazolidinone derivative represented by General Formula (1) can be produced by a known method, that is, easily available and inexpensive. Easily prepared according to the method of reacting N-urethane-protected compounds derived from natural ⁇ -amino acids with paraformaldehyde in the presence of a catalytic amount of acid (J. Am. Chem. Soc. L957.79.5736) can do.
- the organometallic reagent represented by the general formula (2) can be easily produced by a known method, for example, an oxidative addition reaction of a metal to a corresponding halogen compound or a metal exchange reaction with an organometallic reagent. .
- the production of the organometallic reagent is not particularly limited as long as it is a solvent inert to the reaction.
- ethers such as tetrahydrofuran, getyl ether, dioxane and diglyme, or toluene, xylene and the like can be used.
- tetrahydrofuran alone or a mixed solvent of tetrahydrofuran and another solvent is preferred from the viewpoint of the solubility of the substrate.
- the reaction can be usually carried out at a temperature ranging from ⁇ 78 ° C. to the boiling point of the solvent.
- a Grignard reagent as the organometallic reagent gives good results.
- R 3 X (X is as defined above) It can be easily carried out by dropping a halogen compound represented by the following formula:
- the reaction solvent is not particularly limited. Alternatively, a mixed solvent that does not particularly adversely affect the reaction can be used.
- the use amount of the organometallic reagent is not particularly limited, but preferably ranges from equimolar to 5 times, more preferably from 1.0 times to 2 times, based on the 5-oxazolidinone derivative of the substrate. It is.
- the reaction temperature is not particularly limited, but preferably can be carried out in the range of room temperature to ⁇ 78 ° C.
- the addition order of the optically active 5-oxazolidinone derivative and the organometallic reagent is not particularly limited, and the organic metal reagent may be added to the optically active 5-oxazolidinone derivative or vice versa.
- the excess organic metal reagent in the reaction mixture must be diluted with dilute hydrochloric acid, dilute sulfuric acid, acetic acid, ammonium chloride, citric acid, hydrogen sulfate After being decomposed with an aqueous solution such as that described above, it can be isolated from the reaction mixture by using ordinary separation and purification means, for example, extraction, concentration, neutralization, filtration, recrystallization, column chromatography, and the like.
- this reaction involves the use of organometallic reagents, especially Grignard reagents.
- organometallic reagents especially Grignard reagents.
- the use of the drug gives good results.
- the reaction solvent, equivalent used, reaction temperature, order of addition of the reagent, post-reaction of the reaction, and compound isolation and purification are the same as when the organometallic reagent described above was used. It is the same as a general manufacturing method.
- the optically active 5-oxazolidine derivative produced by the above method is usually obtained as two types of diastereomers because both the R-form and the S-form are formed with respect to the stereochemistry of the 5-position hydroxyl group of oxazolidine.
- the diastereomeric mixture ratio can be determined by using high performance liquid chromatography, nuclear magnetic resonance spectra, or the like. The diastereomer mixture ratio varies depending on the reaction conditions and the properties of the compound to be produced, but each may be isolated or may be obtained as a mixture.
- the diastereomer mixture can be converted into the optically active aminoketone derivative represented by the same general formula (4) by the acid treatment described in the next section, etc., and when considered as a production intermediate, from the viewpoint of production cost. There is no need to separate them.
- the method of converting an optically active 5-hydroxyxazolidine derivative into an optically active aminoketone derivative represented by the general formula (4) under acidic conditions can be usually carried out in a dilute solvent.
- the solvent used is not particularly limited, but includes methanol, alcohols such as acetonitrile, tetrahydrofuran, benzene, toluene and water. These solvents can be used alone or as a mixed solvent at an arbitrary mixing ratio.
- inorganic acids such as hydrochloric acid, sulfuric acid, and perchloric acid, organic acids such as p-toluenesulfonic acid and methanesulfonic acid, Amberlite IR-120, and amperists.
- Acidic resins and Lewis acids such as boron trifluorofluoride or zinc chloride.
- the amount of the acid used is from equimolar to 30-fold mole, preferably from 1.5-fold to 10-fold mole based on the optically active 5-hydroxyxazolidine derivative.
- a resin it is from 5% by weight to 200% by weight, and preferably 'is from 10% by weight to 100% by weight.
- the reaction can be carried out at a temperature of from 130 ° C to the boiling point of the solvent, and particularly preferably from 0 ° C to 100 ° C.
- Amino keto from reaction mixture The isolation of the derivative can be easily performed by using ordinary separation and purification means such as extraction, concentration, neutralization, filtration, recrystallization, and column chromatography.
- the aminoketone derivative represented by general formula (4) is reduced with a reducing agent, and the optically active alcohol represented by general formula (5) is obtained.
- the method of converting into a derivative is usually performed in a diluting solvent.
- the solvent that can be used is not particularly limited, and examples thereof include methanol, ethanol, 2-propanol, tetrahydrofuran, and water. These diluting solvents can be used alone or as a mixed solvent at an arbitrary mixing ratio.
- the reducing agent examples include porane reagents such as porane-tetrahydrofuran complex, borohydride reagents such as sodium borohydride, zinc borohydride, sodium trimethoxyborohydride, alkyl aluminum reagents such as diisopropylaluminum hydride, hydrogenation
- Aluminum hydride reagents such as aluminum lithium and trialkoxyaluminum dilithium hydride
- silane reagents such as trichlorosilane and triethylsilane
- sodium metal in liquid ammonia magnesium metal in alcohol
- borohydride A borohydride reagent such as sodium, zinc borohydride or sodium trimethoxyborohydride is preferred.
- the reducing agent can be used in an amount ranging from equimolar to 10-fold molar with respect to the substance to be reduced.
- the reaction temperature is appropriately selected from ⁇ 78 ° C. to the boiling point of the solvent, and preferably ranges from 140 ° C. to 80 ° C.
- the general formula (5) can be produced.
- the hydrogen pressure that can be used, but it is in the range of normal pressure to 3 MPa, preferably 0.3 MPa to 1 MPa.
- the solvent used is not particularly limited as long as it does not hinder the progress of the reaction, and examples thereof include methanol, ethanol, n-propanol, 2-propanol, n-butanol and water. You. These solvents can be used alone or in a mixture at any ratio.
- the amount of the solvent to be used is 1 to 50 times (weight / weight), preferably 3 to 20 times, relative to the compound.
- Metal catalysts that can be used are nickel-based catalysts such as Raney nickel, platinum-based catalysts such as platinum-alumina, platinum-carbon, platinum oxide, palladium-alumina, palladium carbon, palladium-based catalysts such as palladium hydroxide-carbon, and oxidation.
- nickel-based catalysts such as Raney nickel
- platinum-based catalysts such as platinum-alumina, platinum-carbon, platinum oxide, palladium-alumina, palladium carbon
- palladium-based catalysts such as palladium hydroxide-carbon, and oxidation.
- Examples thereof include a ruthenium-based catalyst such as ruthenium and a rhodium-based catalyst such as chlorotris triphenylphosphine rhodium, which is called a dikinson catalyst, and more preferably, a palladium-based catalyst.
- the reaction is not particularly limited, but can be carried out at a temperature in the range of 20 to 200 ° C, more preferably in the range of
- a compound having a protected amino group contained in the general formula (5) may be deprotected to obtain a free amine derivative represented by the general formula (6) by using an acid or an acid.
- a hydrolysis reaction with a base or the like can be performed.
- the acid or base it may be an organic acid such as hydrochloric acid, sulfuric acid, or hydrobromic acid, trifluoromethanesulfonic acid, trifluoroacetic acid, P-toluenesulfonic acid, acetic acid, etc.
- organic acid is a base
- an inorganic base such as sodium hydrogen carbonate, potassium carbonate, lithium hydroxide, sodium hydroxide, etc., triethylamine, morpholine, tetrabutylammonium fluoride, tetraethylammonium Organic bases such as hydroxide and the like can be mentioned.
- optically active aminoalcohol derivative represented by the general formula (5) or (6) thus obtained can be isolated as a crystal of free amine or, if necessary, an appropriate acid. It can be isolated as a salt by addition. In addition, these compounds can improve diastereomer purity and optical purity by recrystallization.
- the solvent that can be used for crystallization is not particularly limited as long as it is suitable for purification, but alcohols such as methanol, ethanol, n-propanol and 2-propanol, and acetic acid Esters such as ethyl, butyl acetate, etc., halogens such as chloroform, methylene chloride, 1,4-dioxa Ethers such as toluene and tetrahydrofuran, water, acetonitrile, 2-butanone, and toluene can be used alone or in combination.
- alcohols such as methanol, ethanol, n-propanol and 2-propanol
- acetic acid Esters such as ethyl, butyl acetate, etc.
- halogens such as chloroform, methylene chloride, 1,4-dioxa Ethers such as toluene and tetrahydrofuran, water, acetonitrile, 2-
- the acid used to form the salt there are no particular restrictions on the acid used to form the salt, as long as it gives a crystalline salt suitable for purification.
- examples include inorganic acids such as hydrochloric acid, hydrobromic acid, sulfuric acid, nitric acid, sulfuric acid, and phosphoric acid.
- Organic acids such as acetic acid, tartaric acid, citric acid, fumaric acid, methanesulfonate and P-toluenesulfonate.
- the solvent used for recrystallization is not particularly limited as long as it is suitable for purification.
- alcohols such as methanol, ethanol, n-propanol and 2-propanol, ethyl acetate and butyl acetate, etc.
- the salt purified by recrystallization can be treated with an aqueous alkali solution by a usual method and isolated as free amine.
- the diastereomer ratio was about 2: 1 based on iH-NMR (CDCl 3 , 400 MHz). (Main product of diastereomer)
- an optically active amino alcohol derivative represented by the general formula (5) or (6) which is useful as an intermediate for the production of pharmaceuticals, agricultural chemicals, etc., can be produced from an industrial viewpoint with good optical purity and low cost. In addition, stable production was possible even during mass production.
- the above optically active amino alcohol derivative, or other An optically active 5-hydroxyxazolidine derivative represented by the general formula (3) which is an important intermediate for producing an optically active amine derivative of the formula (3), a general production method thereof, and a compound represented by the general formula (4):
- the optically active aminoketone derivative represented and its general production method were established. These production techniques can be widely used for the production of optically active amine derivatives in addition to the above-mentioned optically active amino alcohol derivatives, and are extremely excellent from an industrial viewpoint.
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/416,185 US7026515B2 (en) | 2000-11-09 | 2001-11-09 | Optically active amine derivatives and preparation process therefor |
BR0115262-9A BR0115262A (pt) | 2000-11-09 | 2001-11-09 | Derivados de amina opticamente ativos e processo de preparação destes |
EP01981053A EP1340743A4 (en) | 2000-11-09 | 2001-11-09 | OPTICALLY ACTIVE AMINO DERIVATIVE AND METHOD OF SYNTHESIS |
AU2002212749A AU2002212749A1 (en) | 2000-11-09 | 2001-11-09 | Optically active amine derivative and method of synthesis |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000-341906 | 2000-11-09 | ||
JP2000-341767 | 2000-11-09 | ||
JP2000341906 | 2000-11-09 | ||
JP2000341767 | 2000-11-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2002038532A1 true WO2002038532A1 (fr) | 2002-05-16 |
Family
ID=26603647
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2001/009830 WO2002038532A1 (fr) | 2000-11-09 | 2001-11-09 | Derive d'amine optiquement actif et methode de synthese |
Country Status (6)
Country | Link |
---|---|
US (1) | US7026515B2 (ja) |
EP (1) | EP1340743A4 (ja) |
CN (1) | CN1261405C (ja) |
AU (1) | AU2002212749A1 (ja) |
BR (1) | BR0115262A (ja) |
WO (1) | WO2002038532A1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1512677A4 (en) * | 2002-06-11 | 2007-06-20 | Kaneka Corp | PROCESS FOR PRODUCING OPTICALLY ACTIVE $ G (B) -AMINOALCOOL |
EP1868497A2 (en) * | 2005-01-11 | 2007-12-26 | Stereotaxis, Inc. | Navigation using sensed physiological data as feedback |
WO2007077140A1 (de) * | 2006-01-06 | 2007-07-12 | Basf Aktiengesellschaft | Hydroxy-norephedrin-derivate und verfahren zu ihrer herstellung |
CN103539754B (zh) * | 2012-07-16 | 2016-01-20 | 江苏万年长药业有限公司 | 一种4-取代-2-恶唑烷酮的环合方法 |
CN105693555A (zh) * | 2016-03-02 | 2016-06-22 | 中山海泓药业有限公司 | 一种光学纯的芳烃β-氨基醇的制备方法 |
CN116332774A (zh) * | 2023-03-29 | 2023-06-27 | 成都瑞尔医药科技有限公司 | 一种高手性纯度的重酒石酸间羟胺的制备方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0077983A1 (en) * | 1981-10-22 | 1983-05-04 | Fujisawa Pharmaceutical Co., Ltd. | Triazine derivatives, processes for preparation thereof and pharmaceutical compositions comprising the same |
EP0396973A1 (en) * | 1989-04-26 | 1990-11-14 | Mitsubishi Kasei Corporation | 4-Imidazoline derivatives and their use in preparing pharmaceutical compositions |
EP0603414A1 (en) * | 1992-07-01 | 1994-06-29 | Meiji Seika Kabushiki Kaisha | (-)-ritodrine |
WO1999032483A1 (en) * | 1997-12-23 | 1999-07-01 | Astrazeneca Ab | New pharmaceutically active compounds |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE254438C (ja) * | ||||
JPS6229998A (ja) | 1985-04-13 | 1987-02-07 | Kanegafuchi Chem Ind Co Ltd | 光学活性(r)−2−ハロ−1−フエニルエタノ−ルの製造法 |
DE3908426A1 (de) * | 1989-03-15 | 1990-10-31 | Bayer Ag | Verfahren zur stereoselektiven herstellung von optisch aktiven s,s- oder r,r-ss-aminoalkoholen |
US5461147A (en) | 1993-09-27 | 1995-10-24 | Schering Corporation | Process for preparing benzazepine intermediates for the synthesis of D1 antagonists |
JP4746749B2 (ja) * | 1999-01-18 | 2011-08-10 | 日本曹達株式会社 | 光学活性アミノアルコール類の製造方法 |
DE19902229C2 (de) * | 1999-01-21 | 2000-11-02 | Boehringer Ingelheim Pharma | Verfahren zur Herstellung von L-Phenylephrinhydrochlorid |
EP1455779B1 (en) * | 2001-12-20 | 2006-08-09 | Wyeth | Indolylalkylamine derivatives as 5-hydroxytryptamine-6 ligands |
AU2003260347B2 (en) * | 2002-08-27 | 2009-06-18 | Merck Patent Gmbh | Method for the enantioselective hydrogenation of amino alcohols |
-
2001
- 2001-11-09 BR BR0115262-9A patent/BR0115262A/pt not_active Application Discontinuation
- 2001-11-09 CN CNB018205003A patent/CN1261405C/zh not_active Expired - Fee Related
- 2001-11-09 EP EP01981053A patent/EP1340743A4/en not_active Withdrawn
- 2001-11-09 AU AU2002212749A patent/AU2002212749A1/en not_active Abandoned
- 2001-11-09 WO PCT/JP2001/009830 patent/WO2002038532A1/ja active Application Filing
- 2001-11-09 US US10/416,185 patent/US7026515B2/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0077983A1 (en) * | 1981-10-22 | 1983-05-04 | Fujisawa Pharmaceutical Co., Ltd. | Triazine derivatives, processes for preparation thereof and pharmaceutical compositions comprising the same |
EP0396973A1 (en) * | 1989-04-26 | 1990-11-14 | Mitsubishi Kasei Corporation | 4-Imidazoline derivatives and their use in preparing pharmaceutical compositions |
EP0603414A1 (en) * | 1992-07-01 | 1994-06-29 | Meiji Seika Kabushiki Kaisha | (-)-ritodrine |
WO1999032483A1 (en) * | 1997-12-23 | 1999-07-01 | Astrazeneca Ab | New pharmaceutically active compounds |
Non-Patent Citations (2)
Title |
---|
DRAPER RICHARD W. ET AL.: "Novel stereoselective syntheses of the fused benzazepine dopamine D1 antagonist (6aS,13bR)-11-chloro-6,6a,7,8,9,13b-hexahydro-7-methyl-5H-benzo(d)naphth(2,1-b)azepin-12-ol: 2. L-homophenylalanine-based syntheses", ORG. PROCESS. RES. DEV., vol. 2, no. 3, 1998, pages 186 - 193, XP002909078 * |
See also references of EP1340743A4 * |
Also Published As
Publication number | Publication date |
---|---|
BR0115262A (pt) | 2003-08-12 |
AU2002212749A1 (en) | 2002-05-21 |
CN1479714A (zh) | 2004-03-03 |
US7026515B2 (en) | 2006-04-11 |
US20040030144A1 (en) | 2004-02-12 |
EP1340743A4 (en) | 2007-04-25 |
EP1340743A1 (en) | 2003-09-03 |
CN1261405C (zh) | 2006-06-28 |
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