WO1995008530A1 - Procede de production d'un derive de 3-amino-2-hydroxy-1-propanol - Google Patents
Procede de production d'un derive de 3-amino-2-hydroxy-1-propanol Download PDFInfo
- Publication number
- WO1995008530A1 WO1995008530A1 PCT/JP1994/001540 JP9401540W WO9508530A1 WO 1995008530 A1 WO1995008530 A1 WO 1995008530A1 JP 9401540 W JP9401540 W JP 9401540W WO 9508530 A1 WO9508530 A1 WO 9508530A1
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- WO
- WIPO (PCT)
- Prior art keywords
- general formula
- producing
- amino
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- represented
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Classifications
-
- 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
- C07D263/08—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D263/16—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D263/18—Oxygen atoms
- C07D263/20—Oxygen atoms attached in position 2
- C07D263/24—Oxygen atoms attached in position 2 with hydrocarbon radicals, substituted by oxygen atoms, attached to other ring carbon atoms
-
- 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
- C07C271/16—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 singly-bound oxygen atoms
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups
Definitions
- the present invention provides a 3-amino-2-hydroxy-11-propanol derivative represented by the following general formula (2) useful as a pharmaceutical intermediate, and an oxazolidinone derivative represented by the following general formula (5) derived therefrom. And a method for efficiently producing the same.
- R ′ represents an alkyl group, an aralkyl group or an aryl group.
- R 2 and R 3 independently represent a hydrogen atom or an amino group protecting group. However, this excludes the case where and R 3 are simultaneously waterline atoms.
- an optically active 3-amino-2-hydroxy-11-propanol derivative and an oxazolidinone derivative derived therefrom are useful as intermediates for producing an HIV protease inhibitor.
- the method using the azide compound of (i) has a drawback that requires an expensive reagent and requires multiple steps.
- the method using the (benzyloxycarbonyl) arylamine derivative of (c) also has the disadvantage of requiring expensive reagents and requiring multiple steps.
- vanadium trichloride in (Mouth) although the process is short, vanadium trichloride which must be used as a reducing agent is relatively expensive, and the 3-amino-2-hydroxy-1-propanol derivative When applied to N-tosylvarinal, which is the only synthesis example described in the literature, there was a drawback that there was almost no stereoselectivity.
- the conventional method is 3-amino 2 -hydroxy 1 —
- the industrial methods for the production of propanol derivatives and oxazolidinone derivatives derived therefrom have many disadvantages that must be solved and are not efficient and economically applicable industrially. Disclosure of the invention
- An object of the present invention is to provide an efficient and economical method for producing a 3-amino-2-hydroxy-11-propanol derivative and an oxazolidinone derivative derived from the 3-amino-2-hydroxy-11-propanol derivative. It is.
- the inventors of the present invention have conducted intensive studies and found that, by using low-valent titanium, the amino group-protected aminoaldehyde derivative and formaldehyde can be hetero-coupled to each other in a short process. —Amino-2-hydroxy-1-propanol derivative is obtained. Further, when the amino-protecting group of the aminoaldehyde derivative is an ester group such as benzyloxycarbonyl group, t-butoxycarbonyl group, etc. The inventors of the present invention have found that a 4-monosubstituted 1,5-hydroxymethyloxazolidinone derivative can be obtained by treating the obtained coupling product with a base, and thus completed the present invention.
- one of the present invention is a compound represented by the general formula (1):
- R 1 represents an alkyl group, an aralkyl group or an aryl group.
- 'R 8 and R 3 independently represent a hydrogen atom or an amino group protecting group. Except when R 2 and R, are both hydrogen atoms.
- Another one of the present invention is a single-split type (3)
- the heterocyclic compound represented by the general formula (1) is obtained by heterocoupling with a formaldehyde using low-valent titanium. Four ) ;
- R 1 in the general formula (1) and the like is not particularly limited, and examples thereof include an alkyl group such as a methyl group, an ethyl group and an isopropyl group; a benzyl group, a / 3-phenylethyl group and a 3-phenylpropyl group. And an aryl group such as an aralkyl group, a phenyl group, a p-hydroxyphenyl group, and an m-chlorophenyl group.
- R s and R n in the general formula (1) and the like independently represent a hydrogen atom or an amino-protecting group. In the present invention, the case where both R z and R 3 are hydrogen atoms is excluded.
- the amino group-protecting group is not particularly limited, and examples thereof include protective 'grooves' in' organic synthesis, 2nd edition (Protective Grousin Organic Synthesis, 2nd Ed ⁇ ), Theodora W. Green, published by John Wiley & Sons, pp. 109-9384
- a benzyloxycarbonyl group examples include various protecting groups such as a mill group, an acetyl group, a trifluoroacetyl group, a benzyl group, a phthalimid group, a tosyl group, a t-butoxycarbonyl group, an ethoxyquincarbonyl group and a benzoyl group.
- ester groups such as benzyloxycarbonyl, t-butoxycarbonyl group and ethoxyquincarbonyl group
- acetyl groups such as acetyl group and benzoyl group
- phthalimid groups are preferably used.
- R 4 in the general formula (3) or the like represents an ester group.
- the ester group is not particularly limited, and includes, for example, a benzyloxycarbonyl group, a t-butoxycarbonyl group, an ethoxyquincarbonyl group and the like. Among them, a benzyloxycarbonyl group and a t-butoxycarbonyl group are preferably used.
- the method for preparing the compound represented by formula (1) and the compound represented by formula (3) is not particularly limited. For example, after protecting the amino group of an amino acid by a usual method, Further, there may be mentioned a method of esterifying a carbonyl group and converting it, or a method of reducing the carbonyl group of an amino acid in which an amino group is protected to an alcohol and then oxidizing it to an aldehyde. Can be.
- the formaldehyde used in the coupling reaction of the compound represented by the general formula (1) and the compound represented by the one-armed formula (3) for example, paraformaldehyde, formalin, trioxane, polyoxymethylene and the like are used. can do.
- the formaldehyde is preferably used in an amount of 1 to 50 moles per mole of the compound represented by the general formula (1) or the compound represented by the general formula (3). Is preferably used in an amount of 10 to 20 molar equivalents.
- the low-valent titanium used in the present invention may be prepared, for example, by adding Ti C 1 ⁇ or T i C 13 to Zn, Zn—Cu, Mg or A 1 in the reaction system of the present invention. Can be used as it is.
- the T i C 1 4 or T i C 1 a is represented by the general formula (: 1) 0. against the compound represented by the compound or formula is a table (3) with 1-5 It is preferable to use a molar equivalent, preferably 0.5 to 3 molar equivalents, and more preferably 1 to 2 molar equivalents.
- Zn, Zn—Cu, Mg, and A 1 each represent 1 to 6 molar equivalents of the compound represented by the general formula (1) or the compound represented by the general formula (3). It is preferable to use 2 to 3 molar equivalents.
- the reaction solvent used in the present invention is not particularly limited, and examples thereof include non-protonic solvents such as THF (tetrahydrofuran), DME (1,2-dimethoxetane), dioxane, methylene chloride, chloroform, and ethyl acetate.
- a solvent or the like can be suitably used.
- the amount of these solvents used is such that the concentration of the compound represented by the general formula (1) or the compound represented by the general formula (3) is 1 to 20 w / v%, preferably 3 to 10 w / v%. It is better to use v%.
- examples of the reaction operation using paraformaldehyde as formaldehyde and using TiC 1 «and Zn as low-valent titanium include, for example, a solution of paraformaldehyde in THF of 150 to 0 e C, preferably from 130 to 110, after adding Ti C 1, and Zn in order, at room temperature, the compound represented by the general formula (1) or the general formula (3)
- the reaction can be carried out by slowly adding a THF solution of the compound represented by the following formula.
- reaction operation is, for example, adding a THF solution of paraformaldehyde and Zn to a general formula (1) Of the compound represented by the formula or the compound represented by the general formula (3) with T i C 1, at a temperature of from 10 to 40, preferably from 0 to 30 ° C. It can be done by adding.
- the post-treatment after the above reaction in the present invention is not particularly limited.
- insoluble matter is removed by filtration, followed by ordinary extraction, and after a period of reduction, column chromatography and crystallization.
- reaction temperature the method of adding the reagent, the post-treatment, and the like are not necessarily limited to such methods, and the present invention can be carried out using other various methods.
- the compound represented by the general formula (1) or the compound represented by the general formula (3) is an optically active compound
- the compound represented by the formula (4) has two kinds of three-dimensional structures represented by so-called thread or elis ⁇ . In this case, the stereoselectivity varies depending on the structure and reaction conditions of the compound represented by the general formula (1) or the compound represented by the general formula (3). Squirrel mouth bodies tend to form invasively.
- the compound represented by the general formula (2) is an erythrocyte (2S, 3 S) -3- (Benzyloxycarbonylamino) 1-4-phenylbutane-1,2-diol tends to be obtained preferentially, and this compound is useful as an HIV protease inhibitor intermediate.
- the compound represented by the general formula (4) produced in the coupling reaction in the present invention can be easily represented by the general formula (5) by treating with a base and then causing a cyclization reaction in the molecule. 4-monosubstituted-5-hydroxyl-tyloxazolidinone.
- the base in the above reaction is not particularly limited, and examples thereof include sodium hydride, sodium methoxide, sodium ethoxide, potassium t-butoxide, sodium hydroxide, and potassium hydroxide.
- the dose is preferably 0.1 to 3 molar equivalents to the compound represented by the general formula (4), and more preferably 1 to 2 molar equivalents.
- the reaction solvent in the above-mentioned embodying reaction can be selected according to the base to be used.
- a non-protonic solvent such as THF, DME, dioxane or the like is preferable.
- the base sodium hydroxide, potassium hydroxide, etc.
- use water alone use a mixture of water and an organic solvent such as methanol, ethanol, THF, etc., or use methanol, ethanol, etc. It is preferable to use an alcohol alone.
- the amount of the reaction solvent is adjusted so that the concentration of the compound represented by the general formula (4) is 1 to 30 w / v, preferably 5 to 20 w / v%. Good to do.
- the reaction temperature in the cyclization reaction is preferably from 120 to 50 ° C, and more preferably from 110 to 30 ° C.
- the post-treatment after the above-mentioned reaction in the present invention is not particularly limited.
- the mixture is subjected to ordinary extraction, concentration, and the like after column chromatography or crystallization.
- the target substance can be isolated and purified.
- reaction temperature the method of adding the reagent, the post-treatment, and the like are not necessarily limited to such methods, and the present invention can be carried out using other various methods.
- a solution consisting of 7.5 g of paraformaldehyde (250 mmo1), 8.18 g of zinc (125 mmo1), and 86 m1 of THF is added with methanesulphonic acid at 25 in 0.4. 8 g (5 mmo 1) was added and stirred at 25 ° C for 2 hours, L-N- (benzyloxycarbonyl) phenylalaninal 7.1-g (25 mm o 1) and THF 56 m 1 solution with T i C 6.88 ml (6 2.5 mmo 1) was added slowly over 3 hours while controlling the internal temperature to 20 to 25 ° C.
- the THF was removed by concentration under reduced pressure and extracted with methylene chloride. After drying over anhydrous sodium sulfate, the mixture was concentrated under reduced pressure and concentrated under reduced pressure to obtain 0.902 g of an oily substance. This was purified by crystallization from ethyl acetate, and (2) S, 3S) — 3— (benzyloxycarbonylamino) 1,4-vinylbutane 1,1,2-diol 0.388 g (l.23 mmol, yield 41.0) %).
- Example using D-N- (t-butoxycarbonyl) phenylalaninal 4.99 g (20 mm 01) instead of 4.99 g of LN- (t-butoxycarbonyl) phenylanilanal Perform the same reaction as in step 6 above and separate by silica gel column chromatography to obtain (2R, 3R) -13- (t-butoxycarbonylamino) -14-phenylinylbutane-1,1,2-diol 1.85 g (6.5 &mm1; yield 3.2.9%) was obtained.
- the present invention provides an efficient and industrial method for producing a 3-amino-2-hydroquinone-11-propanol derivative and an oxazolidinone derivative derived therefrom, which are useful as intermediates for the production of pharmaceuticals such as HIV protease inhibitors. It is possible to provide a method that can be applied in a practical manner.
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (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 (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE69410432T DE69410432T2 (de) | 1993-09-20 | 1994-09-20 | Verfahren zur herstellung von 3-amino-2-hydroxy-1-propanol-derivaten |
EP94927066A EP0670305B1 (en) | 1993-09-20 | 1994-09-20 | Process for producing 3-amino-2-hydroxy-1-propanol derivative |
US08/436,344 US5744630A (en) | 1993-09-20 | 1994-09-20 | Method of producing 3-amino-2-hydroxy-1-propanol derivatives |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5/233240 | 1993-09-20 | ||
JP23324093 | 1993-09-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1995008530A1 true WO1995008530A1 (fr) | 1995-03-30 |
Family
ID=16951969
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1994/001540 WO1995008530A1 (fr) | 1993-09-20 | 1994-09-20 | Procede de production d'un derive de 3-amino-2-hydroxy-1-propanol |
Country Status (5)
Country | Link |
---|---|
US (1) | US5744630A (ja) |
EP (1) | EP0670305B1 (ja) |
CN (1) | CN1116424A (ja) |
DE (1) | DE69410432T2 (ja) |
WO (1) | WO1995008530A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6288238B1 (en) * | 2000-09-19 | 2001-09-11 | Board Of Trustees Operating Michigan State University | Process for the preparation of 5-hydroxymethyl 2-oxazolidinone and novel intermediate |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6036471A (ja) * | 1983-08-08 | 1985-02-25 | Kanegafuchi Chem Ind Co Ltd | 光学活性オキサゾリジノン誘導体の製造方法 |
JPS6067470A (ja) * | 1983-09-22 | 1985-04-17 | Kanegafuchi Chem Ind Co Ltd | 光学活性オキサゾリジン−2−オン誘導体の製造法 |
JPH0344363A (ja) * | 1989-07-12 | 1991-02-26 | Daiso Co Ltd | 光学活性アミノ化合物とその製法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2721186C2 (de) * | 1977-05-11 | 1986-04-24 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung eines Gemisches von niedermolekularen Polyhydroxylverbindungen |
AU597042B2 (en) * | 1986-04-07 | 1990-05-24 | Ici Australia Limited | Enantioselective process for the preparation of a homallyl alcohol |
JP2847265B2 (ja) * | 1990-08-01 | 1999-01-13 | ダイセル化学工業株式会社 | 高純度1−アミノ−2,3−プロパンジオ−ルおよびその製造方法 |
US5220020A (en) * | 1990-11-21 | 1993-06-15 | Massachusetts Institute Of Technology | Catalytic reduction of organic carbonyls using metal catalysts |
US5399763A (en) * | 1993-02-01 | 1995-03-21 | Nippon Kayaku Kabushiki Kaisha | Process for preparing optically active 2-aminopropanal |
US5367094A (en) * | 1993-06-04 | 1994-11-22 | Yukong, Ltd. | Convenient process for the preparation of chiral or racemic phenylalaninols and their N-blocked derivatives |
FR2715847B1 (fr) * | 1994-02-08 | 1996-04-12 | Rhone Poulenc Rorer Sa | Composition contenant des acides nucléiques, préparation et utilisations. |
US5659065A (en) * | 1994-04-18 | 1997-08-19 | Novartis Corporation | Alpha-aminoalkanoic acids and reduction products |
-
1994
- 1994-09-20 US US08/436,344 patent/US5744630A/en not_active Expired - Lifetime
- 1994-09-20 EP EP94927066A patent/EP0670305B1/en not_active Expired - Lifetime
- 1994-09-20 WO PCT/JP1994/001540 patent/WO1995008530A1/ja active IP Right Grant
- 1994-09-20 DE DE69410432T patent/DE69410432T2/de not_active Expired - Fee Related
- 1994-09-20 CN CN94190919A patent/CN1116424A/zh active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6036471A (ja) * | 1983-08-08 | 1985-02-25 | Kanegafuchi Chem Ind Co Ltd | 光学活性オキサゾリジノン誘導体の製造方法 |
JPS6067470A (ja) * | 1983-09-22 | 1985-04-17 | Kanegafuchi Chem Ind Co Ltd | 光学活性オキサゾリジン−2−オン誘導体の製造法 |
JPH0344363A (ja) * | 1989-07-12 | 1991-02-26 | Daiso Co Ltd | 光学活性アミノ化合物とその製法 |
Non-Patent Citations (1)
Title |
---|
See also references of EP0670305A4 * |
Also Published As
Publication number | Publication date |
---|---|
EP0670305A4 (en) | 1995-07-25 |
DE69410432T2 (de) | 1998-10-01 |
US5744630A (en) | 1998-04-28 |
EP0670305A1 (en) | 1995-09-06 |
EP0670305B1 (en) | 1998-05-20 |
DE69410432D1 (de) | 1998-06-25 |
CN1116424A (zh) | 1996-02-07 |
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