PROCESS FOR PREPARING CRYSTALLINE FORM I OF OLANZAPINE

A process for preparing olanzapine Form I comprises: a) cooling a concentrated solution of olanzapine; b) isolating wet crystals of olanzapine Form I; and c) drying wet crystals and recovering olanzapine Form 1. Drying can be conducted by stepwise increases in the drying temperatures, with extended...

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Hauptverfasser:	DAYARAM VISHAL PARMAR, PANDURANG SHARAT NARSAPUR, SUNDARAM VENKATARAMAN, SITARAM HITENDRA CHAUDHARY, BOMMAREDDY SIVA KUMAR REDDY
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY HETEROCYCLIC COMPOUNDS METALLURGY ORGANIC CHEMISTRY
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creator	DAYARAM VISHAL PARMAR PANDURANG SHARAT NARSAPUR SUNDARAM VENKATARAMAN SITARAM HITENDRA CHAUDHARY BOMMAREDDY SIVA KUMAR REDDY
description	A process for preparing olanzapine Form I comprises: a) cooling a concentrated solution of olanzapine; b) isolating wet crystals of olanzapine Form I; and c) drying wet crystals and recovering olanzapine Form 1. Drying can be conducted by stepwise increases in the drying temperatures, with extended holding times at each temperature condition.
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subjects	CHEMISTRY HETEROCYCLIC COMPOUNDS METALLURGY ORGANIC CHEMISTRY
title	PROCESS FOR PREPARING CRYSTALLINE FORM I OF OLANZAPINE
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