The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 22, 2000

Filed:

Mar. 05, 1999
Applicant:
Inventors:

Sunil Kumar Chattopadhyay, Lucknow, IN;

Ram Prakash Sharma, Lucknow, IN;

Sushil Kumar, Lucknow, IN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
549510 ; 549511 ;
Abstract

The present invention relates to an improved process for the production of important taxol analogues 10-deacetyl taxol A,B and C of the formula (2) ##STR1## R=C.sub.6 H.sub.5 (10 deacetyl taxol A) =CH.sub.3 C.dbd.CHCH.sub.3 (10-deacetyl taxol B)


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