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:
May. 31, 1977
Filed:
Sep. 23, 1974
Masuo Murakami, Tokyo, JA;
Noriyoshi Inukai, Tokyo, JA;
Hidenori Iwamoto, Ageo, JA;
Toshinari Tamura, Tokyo, JA;
Isao Yanagisawa, Tokyo, JA;
Osamu Hasegawa, Fukuoka, JA;
Yoshio Ishii, Omiya, JA;
Hideya Matsuda, Urawa, JA;
Tetsuya Shiozaki, Misato, JA;
Kenichi Tomioka, Kitamoto, JA;
Yamanouchi Pharmaceutical Co., Ltd., Tokyo, JA;
Abstract
Novel prostaglandin derivatives are provided having the formula: ##STR1## wherein A represents ##STR2## one of R.sub.3 and R.sub.4 represents a hydrogen atom and the other of them represents a lower alkyl group; one of R.sub.5 and R.sub.6 represents a hydrogen atom and the other of them represents a hydroxyl group; and one of R.sub.7 and R.sub.8 represents a hydrogen atom and the other of them represents a lower alkyl group. The compounds of this invention have excellent effects as prostaglandin E.sub.2 and prostaglandin F.sub.2.sub..alpha..