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. 22, 1990
Filed:
Nov. 07, 1988
Alfred Hackenberger, Paulo, DE;
Manfred Patsch, Wachenheim, DE;
BASF Aktiengesellschaft, Ludwigshafen, DE;
Abstract
A compound of the formula I ##STR1## where A is nitro, amino, halocarbonyl or halosulfonyl, R is hydrogen, halogen, nitro, cyano, C.sub.1 -C.sub.4 -alkanoylamino, hydroxyl, C.sub.1 -C.sub.4 -alkoxy phenoxy which is unsubstituted by methyl or chloro, mercapto, C.sub.1 -C.sub.4 -alkylthio, phenylthio which is unsubstituted or substituted by ethyl, fluoro, or methoxy, carboxyl, C.sub.1 -C.sub.4 -alkoxycarbonyl, phenoxycarbonyl which is unsubstituted or substituted by isopropyl, bromo, or methoxy, carbamoyl, hydroxysulfonyl, C.sub.1 -C.sub.4 -alkylsulfonyl, phenylsulfonyl which is unsubstituted or substituted by ethyl, chloro, or isopropoxy, sulfamoyl or trifluoromethyl or is C.sub.1 -C.sub.4 -alkyl which may be substituted by hydroxyl, C.sub.1 -C.sub.4 -alkoxy or halogen, and X and Y are each, independently of one another, halogen, hydroxysulfonyl, C.sub.1 -C.sub.4 -alkoxy or phenoxy which is unsubstituted or substituted by methyl or chloro, phenoxy, subject to the proviso that at least one of X and Y is halogen.