WO2007026373A3 - Process for preparing rivastigmine - Google Patents

Process for preparing rivastigmine Download PDF

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Publication number
WO2007026373A3
WO2007026373A3 PCT/IN2005/000293 IN2005000293W WO2007026373A3 WO 2007026373 A3 WO2007026373 A3 WO 2007026373A3 IN 2005000293 W IN2005000293 W IN 2005000293W WO 2007026373 A3 WO2007026373 A3 WO 2007026373A3
Authority
WO
WIPO (PCT)
Prior art keywords
rivastigmine
preparing
preparing rivastigmine
preparation
disclosed
Prior art date
Application number
PCT/IN2005/000293
Other languages
French (fr)
Other versions
WO2007026373A2 (en
Inventor
Mukarram Siddiqui Moham Jaweed
Bhargav Krishnaji Upadhye
Vikas Chandra Rai
Hanfi Zia
Original Assignee
Wockhardt Ltd
Mukarram Siddiqui Moham Jaweed
Bhargav Krishnaji Upadhye
Vikas Chandra Rai
Hanfi Zia
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wockhardt Ltd, Mukarram Siddiqui Moham Jaweed, Bhargav Krishnaji Upadhye, Vikas Chandra Rai, Hanfi Zia filed Critical Wockhardt Ltd
Priority to PCT/IN2005/000293 priority Critical patent/WO2007026373A2/en
Publication of WO2007026373A2 publication Critical patent/WO2007026373A2/en
Publication of WO2007026373A3 publication Critical patent/WO2007026373A3/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C269/00—Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
    • C07C269/08—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C269/00—Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
    • 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

Abstract

An improved process for the preparation of Rivastigmine is disclosed.
PCT/IN2005/000293 2005-09-01 2005-09-01 Process for preparing rivastigmine WO2007026373A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/IN2005/000293 WO2007026373A2 (en) 2005-09-01 2005-09-01 Process for preparing rivastigmine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IN2005/000293 WO2007026373A2 (en) 2005-09-01 2005-09-01 Process for preparing rivastigmine

Publications (2)

Publication Number Publication Date
WO2007026373A2 WO2007026373A2 (en) 2007-03-08
WO2007026373A3 true WO2007026373A3 (en) 2007-07-12

Family

ID=37809292

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IN2005/000293 WO2007026373A2 (en) 2005-09-01 2005-09-01 Process for preparing rivastigmine

Country Status (1)

Country Link
WO (1) WO2007026373A2 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008110339A2 (en) * 2007-03-09 2008-09-18 Synthon B.V. Polymorphs of rivastigmine hydrogentartrate
US7884121B2 (en) 2007-06-11 2011-02-08 Apotex Pharmachem Inc. Process for the preparation of phenylcarbamates
WO2009147687A2 (en) * 2008-06-03 2009-12-10 Shodhana Laboratories Limited An improved process for the separation of enantiomerically pure compounds
CN103664702A (en) * 2013-12-18 2014-03-26 成都医路康医学技术服务有限公司 Production process of rivastigmine
CN103664703A (en) * 2013-12-18 2014-03-26 成都医路康医学技术服务有限公司 Synthesis process of rivastigmine tartrate
CN113461554A (en) * 2020-03-30 2021-10-01 北京泰德制药股份有限公司 Purification method of rivastigmine intermediate

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1486973A (en) * 2003-07-31 2004-04-07 上海三维制药有限公司 Ethyl methyl 3-[(1s)-1-(dimethylamino) ethyl] phenyl carbamate and its prepn and medicine use
GB2409453A (en) * 2003-12-24 2005-06-29 Generics Process for the preparation of aminoalkyl phenylcarbamates

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1486973A (en) * 2003-07-31 2004-04-07 上海三维制药有限公司 Ethyl methyl 3-[(1s)-1-(dimethylamino) ethyl] phenyl carbamate and its prepn and medicine use
GB2409453A (en) * 2003-12-24 2005-06-29 Generics Process for the preparation of aminoalkyl phenylcarbamates

Also Published As

Publication number Publication date
WO2007026373A2 (en) 2007-03-08

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