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. 24, 1991
Filed:
Jan. 17, 1991
Applicant:
Inventors:
James R Behling, Lindenhurst, IL (US);
John R Medich, Niles, IL (US);
Assignee:
G. D. Searle & Co., Chicago, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
556441 ; 560 53 ; 560121 ; 562463 ; 562503 ; 568379 ;
Abstract
A process for preparing prostaglandin derivatives by reacting a trans bis-tin ethylene with an organo metal compound then with a compound selected from an epoxide, aldehyde, or ketone, then, without isolation and in the same reaction vessel, reacting with an organo lithium compound, a cuprate complex and a cyclopentenone to produce a prostaglandin intermediate having an unprotected hydroxyl group on the omega side chain.