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:
Apr. 30, 1991
Filed:
Jul. 17, 1989
Applicant:
Inventors:
Tokiyuki Hiramitsu, Kitaibaraki, JP;
Ken-ichi Sakamoto, Toyama, JP;
Assignee:
Nippon Miktron Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07F / ; C07F / ;
U.S. Cl.
CPC ...
560147 ; 556 94 ; 556428 ; 558104 ; 562598 ; 549307 ;
Abstract
A (trans 1-propenyl)disulfide derivative having a distinguished anti-tumor effect, represented by the following general formula: ##STR1## , wherein R is a lower alkylene group and R' is a hydrogen atom or a carboxyl protective group, is prepared by allowing a carboxylic acid thiol derivative, represented by the following general formula: