Patent ID: 6201126
Filing Date: 2001-03-13
Classification: C09B

Abstract:
A compound of the formula (I) ##STR23##in whichA represents N or a cyanomethylene radical,B represents S, O or NH,R.sub.1 represents a saturated or unsaturated aliphatic radical having 1 to 12 C atoms, which is uninterrupted or interrupted by one oxygen atom and/or is unsubstituted or substituted by one or more identical or different substituents selected from the group consisting of alkoxy, acyloxy, halogen, CN and aryl,R.sub.2 denotes hydrogen or aryl or adopts one of the meanings given for R.sub.1, R.sub.1 and R.sub.2 being identical or different, orR.sub.1 and R.sub.2, together with the N atom to which they are bonded, form a heterocyclic ring,R.sup.3 denotes halogen, C.sub.1 -C.sub.4 -alkyl, a saturated or unsaturated aliphatic alkoxy radical having 1 to 4 C atoms, which is unsubstituted or substituted by C.sub.1 -C.sub.4 -alkoxy, CN or NO.sub.2, andx denotes a number from 0 to 4.