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. 19, 1989
Filed:
Oct. 21, 1987
Toru Haga, Takarazuka, JP;
Eiki Nagano, Nishinomiya, JP;
Ryo Sato, Toyonaka, JP;
Kouichi Morita, Toyonaka, JP;
Sumitomo Chemical Company, Limited, Osaka, JP;
Abstract
A compound of the formula: ##STR1## wherein R is a hydrogen atom, a C.sub.1 -C.sub.5 alkyl group, a C.sub.3 -C.sub.4 alkenyl group, a C.sub.3 -C.sub.4 alkynyl group, a halo(C.sub.1 -C.sub.4)alkyl group, a halo(C.sub.3 -C.sub.4)alkenyl group, a halo(C.sub.3 -C.sub.4)alkynyl group, a C.sub.1 -C.sub.2 alkoxy(C.sub.1 -C.sub.2) alkyl group, a C.sub.1 -C.sub.2 alkoxy(C.sub.1 -C.sub.2)alkoxy(C.sub.1 -C.sub.2)alkyl group, a cinnamyl group, a cyano(C.sub.1 -C.sub.3)alkyl group, a carboxy(C.sub.1 -C.sub.3)alkyl group, a C.sub.1 -C.sub.5 alkoxycarbonyl(C.sub.1 -C.sub.3)alkyl group, a halo(C.sub.1 -C.sub.5)alkoxycarbonyl(C.sub.1 -C.sub.3)alkyl group, a C.sub.1 -C.sub.2 alkoxyalkoxycarbonyl(C.sub. 1 -C.sub.3)alkyl group, a C.sub.1 -C.sub.2 alkoxy (C.sub.1 -C.sub.2)alkoxycarbonyl(C.sub.1 -C.sub.3)alkyl group, a C.sub.1 -C.sub.5 alkoxycarbonyl(C.sub.1 -C.sub.2)-alkoxycarbonyl(C.sub.1 -C.sub.3)alkyl group, a cyclo(C.sub.3 -C.sub.6)alkoxycarbonyl(C.sub.1 -C.sub.3)alkyl group, a C.sub.1 -C.sub.5 alkylaminocarbonyl(C.sub.1 -C.sub.3)alkyl group or a di-(C.sub.1 -C.sub.5)alkylaminocarbonyl(C.sub.1 -C.sub.3)alkyl group and A is an amino group or a nitro group, is disclosed. These compounds are useful as intermediates in the synthetic of benzothiazolone herbicides.