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:
Jul. 18, 1989

Filed:

Feb. 24, 1986
Applicant:
Inventors:

Hirokazu Naora, Kawasaki, JP;

Takashi Onuki, Yokohama, JP;

Asao Nakamura, Tokyo, JP;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
556441 ; 560121 ; 562503 ;
Abstract

Cyclopentenylheptanoic acid derivatives having the formula: ##STR1## wherein R is hydrogen or C.sub.1 to C.sub.4 alkyl and --(A)-- is: ##STR2## wherein M is hydrogen or triorganosilyl group, are prepared by reacting a compound having the formula: ##STR3## ps wherein X is halogen, with a compound having the formula: The derivatives belong to the pharmacologically-active class of compounds called 'prostaglandins'.


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