Patent ID: 7091328

Claim:
A compound according to formula (I) wherein R 1 is a C 1-4 -aikyl group or a substituted C 2-4 -alkyl group, R 2 and R 3 are independently from each other; —OH; —CN: C 1-2 -alkyl; —SO 3 H; COOH; —OC 1-2 -alkyl or —NH 2 , X is a halogen radical and Y signifies —CH═CH 2 or —CH 2 CH 2 -Z, wherein Z is a radical which can be eliminated by alkali, or a salt thereof and/or mixtures thereof, with the proviso that (i) mixtures with at least one compound of formula(I) wherein X is Cl and at least one compound of formula (I) wherein X is F are excluded from the scope of the protection.