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:
Feb. 12, 1991
Filed:
Apr. 12, 1990
Applicant:
Inventors:
Seiichi Saito, Kashiwa, JP;
Shigeru Hasegawa, Urawa, JP;
Masayuki Kitagawa, Urawa, JP;
Nobuyoshi Shimada, Tokyo, JP;
Noriyuki Yamashita, Yono, JP;
Assignee:
Nippon Kayaku Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C12P / ;
U.S. Cl.
CPC ...
435 88 ; 544265 ; 544276 ;
Abstract
The present invention provides a novel process for producing oxetanocin G by hydrolysis of alkoxylated 2-amino-oxetanocin A thereby to convert ##STR1## at the 6-position thereof into >C.dbd.O. Oxetanocin G is expectedly useful as an antiviral agent.