Patent ID: 6037473
Filing Date: 2000-03-14
Classification: C07D

Abstract:
A compound of the formula ##STR31## in which X is S, NH, NR.sup.1 or O,R.sup.1 is C.sub.5 -C.sub.20 -alkyl, optionally substituted by C.sub.1 -C.sub.12 -alkoxy, C.sub.6 -C.sub.12 -aryloxy, amino, hydroxyl, CONR.sup.2 R.sup.3, COOR.sup.4 or Si(OR.sup.7).sub.3,R.sup.2 and R.sup.3 independently of one another are H or C.sub.1 -C.sub.16 -alkyl,R.sup.4 is H, C.sub.1 -C.sub.16 -alkyl, C.sub.6 -C.sub.12 -aryl or R.sup.5 --O--(CH.sub.2 --CH(R.sup.6)--O--).sub.n --CH.sub.2 --CH(R.sup.6)--,R.sup.5 is C.sub.1 -C.sub.4 -alkyl,R.sup.6 is H or methyl,n is zero or an integer from 1 to 4,R.sup.7 is C.sub.1 -C.sub.4 -alkyl andR.sup.8 to R.sup.15 independently of one another are hydrogen, amino or nitro or posses the meaning given under R.sup.1.