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:
Nov. 02, 1976
Filed:
Jul. 10, 1975
Hisao Yamamoto, Kobe, JA;
Shigeho Inaba, Takarazuka, JA;
Toshiyuki Hirohashi, Ibaragi, JA;
Michihiro Yamamoto, Nishinomiya, JA;
Kikuo Ishizumi, Toyonaka, JA;
Mitsuhiro Akatsu, Saitama, JA;
Isamu Maruyama, Minoo, JA;
Yoshiharu Kume, Takarazuka, JA;
Kazuo Mori, Kobe, JA;
Takahiro Izumi, Takarazuka, JA;
Sumitomo Chemical Company, Limited, Osaka, JA;
Abstract
Benzodiazepine derivatives of the formula, ##SPC1## Wherein R.sub.1 is a C.sub.2-4 alkenyl group, R.sub.2 is a halogen atom and R.sub.3 is a hydrogen or halogen atom, which are useful as minor tranquilizer and anticonvulsant. These compounds are prepared by reacting a compound of the formula, ##SPC2## Wherein R.sub.1, R.sub.2, and R.sub.3 are as defined above, with a compound of the formula, ##EQU1## wherein X is an oxygen or sulfur atom.