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:
May. 19, 1987
Filed:
Dec. 30, 1985
Mikio Yanagi, Ageo, JP;
Shuji Kawada, Yono, JP;
Fumio Futatsuya, Ohmiya, JP;
Kenji Kobayashi, Ageo, JP;
Nippon Kayaku Kabushiki Kaisha, Tokyo, JP;
Abstract
Disclosed is a compound exhibiting herbicidal activity of the formula: ##STR1## wherein R.sup.1 is hydrogen, halogen or methyl, R.sup.2 is hydrogen, halogen or lower alkyl, R.sup.3 is lower alkyl which may be substituted by halogen or methylsulfonyl, benzyl or phenyl which may be substituted by halogen or nitro, R.sup.4 is hydrogen; lower alkyl which may be substituted by carboxy or lower alkoxycarbonyl; lower alkenyl; lower alkynyl; methylsulfonyl or benzyl which may be substituted by halogen, X is hydrogen, halogen or C.sub.1 -C.sub.2 -alkyl, Y is C.sub.1 -C.sub.2 -alkyl, X may make --(CH.sub.2).sub.3 -- or --(CH.sub.2).sub.4 -- together with Y, W is halogen.