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:
Jul. 04, 1989
Filed:
Jan. 26, 1988
Applicant:
Inventors:
Tsuneji Suzuki, Chiba, JP;
Sannohe, Kunio, Chiba, JP;
Toshihiko Ito, Chiba, JP;
Masahiko Maruyama, Chiba, JP;
Joji Kamiya, Chiba, JP;
Makoto Hirayama, Chiba, JP;
Takafumi Kitano, Chiba, JP;
Akira Awaya, Kanagawa, JP;
Assignee:
Mitsui Toatsu Chemicals, Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
546339 ; 546340 ; 546342 ;
Abstract
The present invention relates to cyclohexanone derivatives represented by general formula: ##STR1## wherein R represents a hydrogen atom or an acetyl group. The cyclohexanone derivatives are important intermediates for producing isoquinoline derivatives which are useful as drugs, especially for heart drugs.