PROCESSES FOR THE PREPARATION OF CLOPIDOGREL

The invention relates to processes for the preparation of clopidogrel and salts thereof. The inventors have developed a process for preparing racemic clopidogrel by racemizing R(−) clopidogrel. The process includes the step of reacting R(−) clopidogrel with a powered anhydrous base in one or more so...

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Bibliographic Details
Main Authors MERWADE, ARVIND, KUMAR, YATENDRA, KHAN, ANJUM REYAZ, SHUKLA, JAGDISH, SIDDIQUI, MOHAMMAD JAWEED MUKARRAM
Format Patent
LanguageEnglish
French
German
Published 05.08.2015
Subjects
CHEMISTRY
HETEROCYCLIC COMPOUNDS
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
METALLURGY
ORGANIC CHEMISTRY
SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS
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Summary:The invention relates to processes for the preparation of clopidogrel and salts thereof. The inventors have developed a process for preparing racemic clopidogrel by racemizing R(−) clopidogrel. The process includes the step of reacting R(−) clopidogrel with a powered anhydrous base in one or more solvents.
Bibliography:Application Number: EP20080763137