Patent ID: 6323213
Filing Date: 2001-11-27
Classification: A01N,A61P,C07D

Abstract:
A compound of the formula (I) ##STR28##in whichR.sup.1 represents hydrogen, C.sub.1 -C.sub.4 -alkyl which is optionally substituted by hydroxyl, methoxy, amino, methylamino or dimethylamino, or (5-methyl-2-oxo-1,3-dioxol-4-yl)methyl,R.sup.2 represents hydrogen, benzyl, C.sub.1 -C.sub.3 -alkyl, (5-methyl-2-oxo-1,3-dioxol-4-yl)methyl, radicals having the structures --CH.dbd.CH--COOR.sup.3, --CH.sub.2 CH.sub.2 COOR.sup.3, --CH.sub.2 CH.sub.2 CN, --CH.sub.2 CH.sub.2 COCH.sub.3 or --CH.sub.2 COCH.sub.3, in which R.sup.3 represents methyl or ethyl, or a radical of structure R.sup.4 --(NH--CHR.sup.5 --CO).sub.n --, in which R.sup.4 represents hydrogen, C.sub.1 -C.sub.3 -alkyl or the radical --COO-tert-butyl, R.sup.5 represents hydrogen, C.sub.1 -C.sub.4 -alkyl, hydroxyalkyl, aminoalkyl, thioalkyl, carboxyalkyl or benzyl and n is 1 or 2, andY is oxygen or sulfur,or an addition product thereof with water, acid, alkali metal, alkaline earth metal, silver or guanidinium salt of the carboxylic acid.