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. 26, 1978
Filed:
Dec. 06, 1976
Applicant:
Inventors:
Muneyoshi Ikezaki, Ageo, JP;
Yashushi Okazaki, Tokyo, JP;
Nobuo Ito, Tokyo, JP;
Masao Hoshiyama, Tokyo, JP;
Taku Nagao, Ageo, JP;
Hiromichi Nakajima, Yono, JP;
Assignee:
Tanabe Seiyaku Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07C / ;
U.S. Cl.
CPC ...
424330 ; 2605706 ;
Abstract
A compound of the formula: ##STR1## wherein R is lower alkyl, may be prepared, for example, by reducing a compound of the formula: ##STR2## wherein R is same as above. Other methods for preparing the compound [I] are also disclosed. The compound [I] and a pharmaceutically acceptable acid addition salt thereof are useful as anti-diabetic agents.