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:
Jun. 12, 1990
Filed:
Aug. 03, 1989
Applicant:
Inventors:
Toru Haga, Ibaraki, JP;
Eiki Nagano, Nishinomiya, JP;
Ryo Sato, Toyonaka, JP;
Ryo Yoshida, Kawanishi, JP;
Assignee:
Sumitomo Chemical Company, Limited, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
564310 ; 71 92 ; 71121 ;
Abstract
A compound of the formula: ##STR1## wherein R is a C.sub.2 -C.sub.3 alkyl group, a C.sub.3 -C.sub.4 alkenyl group, or a C.sub.3 -C.sub.4 alkynyl group, and X is a chlorine or bromine atom, is disclosed. These compounds are useful as intermediates in the production of herbicidal 3-chlorotetrahydroindazoles.