WO2007135693A2 - Intermédiaires utiles pour la préparation d'un dérivé de la pipéridine antihistaminique - Google Patents
Intermédiaires utiles pour la préparation d'un dérivé de la pipéridine antihistaminique Download PDFInfo
- Publication number
- WO2007135693A2 WO2007135693A2 PCT/IN2007/000201 IN2007000201W WO2007135693A2 WO 2007135693 A2 WO2007135693 A2 WO 2007135693A2 IN 2007000201 W IN2007000201 W IN 2007000201W WO 2007135693 A2 WO2007135693 A2 WO 2007135693A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- formula
- derivative
- methyl
- acid
- ester
- Prior art date
Links
- 0 OC(C1CC*CC1)(c1ccccc1)c1ccccc1 Chemical compound OC(C1CC*CC1)(c1ccccc1)c1ccccc1 0.000 description 2
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
- C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D211/06—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
- C07D211/08—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms
- C07D211/18—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D211/20—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms with hydrocarbon radicals, substituted by singly bound oxygen or sulphur atoms
- C07D211/22—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms with hydrocarbon radicals, substituted by singly bound oxygen or sulphur atoms by oxygen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/66—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety
- C07C69/73—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety of unsaturated acids
- C07C69/738—Esters of keto-carboxylic acids or aldehydo-carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/74—Esters of carboxylic acids having an esterified carboxyl group bound to a carbon atom of a ring other than a six-membered aromatic ring
- C07C69/757—Esters of carboxylic acids having an esterified carboxyl group bound to a carbon atom of a ring other than a six-membered aromatic ring having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/02—Systems containing only non-condensed rings with a three-membered ring
Definitions
- the phase transfer catalyst comprises arylalkylammonium halide, tetraalkyl ammonium halide, phosphonium salts and preferably benzyltrietliylammonium chloride is used.
- the reaction is carried out in any solvent like hydrocarbons such as benzene, toluene, xylene; chlorinated hydrocarbon such as methylene chloride and the like; acetates such as ethyl acetate; ethers such as dioxane, tetrahydrofuran; acetonitrile, dimethylacetamide, dimethylformamide, n- methylpyrrolidine, dimethylsulfoxide and the like, at a temperature ranging from ambient temperature to 8O 0 C.
- the crude product can be purified by preparing acid addition salts.
- the acid can be any suitable acid such as citric acid, fumaric acid, maleic acid, pthalic acid, isopthalic acid, p-terepthalic acid, oxalic acid and the like.
- keto ester of the formula IX is reduced first with the help of reducing agent such as sodium borohydride and thereafter hydroxyl ester is hydrolyzed to fexofenadine in situ or optionally by isolating the corresponding hydroxyl ester intermediate.
- keto ester of the formula IX can be hydrolyzed first and thereafter keto group is reduced to hydroxyl to form fexofenadine which is converted to fexofenadine salts such as hydrochloride having purity greater than 99.5%.
- Major advantages realized in the present invention is that process provides exclusively para isomer thus no need of extensive purification and affords fexofenadine hydrochloride in high purity.
- Demineralized water (20 ml) was added slowly at 50-55 0 C and stirred for 30 minutes. The reaction mixture was cooled and stirred. The product obtained was filtered, washed with demineralized water and dried at 50-55 0 C for 6-8 hours to obtain 9.0 g of 2-(4- ⁇ l-hydroxy-4-[4- (hydroxyl -diplienyl-methyl)-piperidin- 1 -yl] -butyl ⁇ -phenyl )-2-methyl-propionic acid methyl ester.
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Hydrogenated Pyridines (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
La présente invention concerne un procédé de préparation d'un dérivé de la pipéridine antihistaminique, notamment la fexofénadine et ses sels pharmaceutiquement acceptables, par l'utilisation de nouveaux intermédiaires synthétiques de formule (I) suivante, où R représente un alkyle inférieur ; R2 représente H, un cyclopropyle, R1 représente un alkyle, la 4-(hydroxy-diphényl-méthyl)-pipéridin-1-yle.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IN1219/DEL/2006 | 2006-05-18 | ||
IN1219DE2006 | 2006-05-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2007135693A2 true WO2007135693A2 (fr) | 2007-11-29 |
WO2007135693A3 WO2007135693A3 (fr) | 2009-06-11 |
Family
ID=38723705
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/IN2007/000201 WO2007135693A2 (fr) | 2006-05-18 | 2007-05-18 | Intermédiaires utiles pour la préparation d'un dérivé de la pipéridine antihistaminique |
Country Status (1)
Country | Link |
---|---|
WO (1) | WO2007135693A2 (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7671071B2 (en) | 2002-06-10 | 2010-03-02 | Teva Pharmaceutical Industries Ltd. | Polymorphic Form XVI of fexofenadine hydrochloride |
CN102757382A (zh) * | 2012-07-06 | 2012-10-31 | 启东东岳药业有限公司 | 非索非那定中间体的纯化方法 |
WO2017068129A1 (fr) | 2015-10-22 | 2017-04-27 | Sanofi-Aventis Deutschland Gmbh | Procédé de préparation de fexofénadine et d'intermédiaires utilisés dans celle-ci |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5750703A (en) * | 1993-06-24 | 1998-05-12 | Albany Molecular Research, Inc. | Piperidine derivatives and process for their production |
US6147217A (en) * | 1997-02-04 | 2000-11-14 | Sepracor Inc. | Synthesis of terfenadine and derivatives |
WO2002102776A1 (fr) * | 2001-06-15 | 2002-12-27 | Aventis Pharma Deutschland Gmbh | Procede de production du derive fexofenadine de piperidine |
WO2004054955A1 (fr) * | 2002-12-16 | 2004-07-01 | Ranbaxy Laboratories Limited | Procede de preparation de la fexofenadine |
-
2007
- 2007-05-18 WO PCT/IN2007/000201 patent/WO2007135693A2/fr active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5750703A (en) * | 1993-06-24 | 1998-05-12 | Albany Molecular Research, Inc. | Piperidine derivatives and process for their production |
US6147217A (en) * | 1997-02-04 | 2000-11-14 | Sepracor Inc. | Synthesis of terfenadine and derivatives |
WO2002102776A1 (fr) * | 2001-06-15 | 2002-12-27 | Aventis Pharma Deutschland Gmbh | Procede de production du derive fexofenadine de piperidine |
WO2004054955A1 (fr) * | 2002-12-16 | 2004-07-01 | Ranbaxy Laboratories Limited | Procede de preparation de la fexofenadine |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7671071B2 (en) | 2002-06-10 | 2010-03-02 | Teva Pharmaceutical Industries Ltd. | Polymorphic Form XVI of fexofenadine hydrochloride |
CN102757382A (zh) * | 2012-07-06 | 2012-10-31 | 启东东岳药业有限公司 | 非索非那定中间体的纯化方法 |
WO2017068129A1 (fr) | 2015-10-22 | 2017-04-27 | Sanofi-Aventis Deutschland Gmbh | Procédé de préparation de fexofénadine et d'intermédiaires utilisés dans celle-ci |
US10696633B2 (en) | 2015-10-22 | 2020-06-30 | Sanofi-Aventis Deutschland Gmbh | Process for the preparation of fexofenadine and of intermediates used therein |
Also Published As
Publication number | Publication date |
---|---|
WO2007135693A3 (fr) | 2009-06-11 |
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