An improved process for the preparation of pure cyamemazine and salts thereof

The present invention provides an improved process for the preparation of cyamemazine of formula-1 or its pharmaceutically acceptable salt thereof, which is substantially free of impurities.

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Hauptverfasser: Kumar, Pramod, Annem, Chandrahasa Reddy, Patel, Pareshkumar Kashavial, Gajula, Madhusudana Rao, Alla, Srinivasa Reddy
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creator Kumar, Pramod
Annem, Chandrahasa Reddy
Patel, Pareshkumar Kashavial
Gajula, Madhusudana Rao
Alla, Srinivasa Reddy
description The present invention provides an improved process for the preparation of cyamemazine of formula-1 or its pharmaceutically acceptable salt thereof, which is substantially free of impurities.
format Patent
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subjects CHEMISTRY
HETEROCYCLIC COMPOUNDS
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
METALLURGY
ORGANIC CHEMISTRY
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS
title An improved process for the preparation of pure cyamemazine and salts thereof
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