Process for the preparation of 16.beta.-methylsteroids

United States of America Patent

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Jan 21, 1997
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May 18, 1995
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Jun 2, 1994

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Abstract

A new process for the preparation of 16.beta.-methyl-steroids of the formula ##STR1## and novel intermediates therefor which compounds are intermediates for betamethasone.

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Patent Owner	Address
AVENTIS PHARMA S A	20 AVENUE RAYMOND ARON ANTONY CEDEX FRANCE 92165

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C07J:STEROIDS

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Geurts, Catherine	Betz, FR	3	2
Vivat, Michel	Lagny sur Marne, FR	36	77

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Process for the preparation of 16.beta.-methylsteroids

Number of patents in Portfolio can not be more than 2000

United States of America Patent

08444229

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PATENT NO	5596108
SERIAL NO	08444229
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08444229

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