Patent number: 4391976
Abstract: A process for producing an N-(heterocyclo-aminocarbonyl)-arylsulfamate of the general formula I ##STR1## wherein R.sub.1 is hydrogen, methoxy or C.sub.1 -C.sub.3 -alkyl,R.sub.2 is hydrogen, fluorine, chlorine, bromine, nitro, CF.sub.3, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy or C.sub.1 -C.sub.4 -alkoxycarbonyl,R.sub.3 is hydrogen, fluorine, chlorine, bromine, methyl or C.sub.1 -C.sub.4 -alkoxy,R.sub.4 is hydrogen, fluorine, chlorine, bromine, nitro, cyano, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy or C.sub.1 -C.sub.4 -alkoxycarbonyl,R.sub.5 is hydrogen, fluorine, chlorine, bromine, nitro or CF.sub.3,R.sub.6 is hydrogen, fluorine, chlorine, bromine, C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -alkoxy,X is C.sub.1 -C.sub.2 -alkyl, C.sub.1 -C.sub.3 -alkoxy, C.sub.1 -C.sub.2 -alkylthio, methoxymethyl, methoxyethyl, CF.sub.3 or chlorine,Y is C.sub.1 -C.sub.2 -alkyl, C.sub.1 -C.sub.3 -alkoxy, C.sub.1 -C.sub.
Type:
Grant
Filed:
October 19, 1981
Date of Patent:
July 5, 1983
Assignee:
Ciba-Geigy Corporation
Inventor:
Beat Bohner