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.
Patent No.:
Date of Patent:
Dec. 08, 1981
Filed:
Dec. 05, 1980
Applicant:
Inventors:
James B Heather, Hercules, CA (US);
David R White, Kalamazoo, MI (US);
Assignee:
The Upjohn Company, Kalamazoo, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07J / ;
U.S. Cl.
CPC ...
26039745 ;
Abstract
A process for 9.alpha.-debromination of 9.alpha.-bromo-11.beta.-hydroxy steroids without eliminating the 11.beta.-hydroxyl group utilizing chromous chloride or chromous sulfate and thioglycolic acid.