| 摘要 |
NEW MATERIAL:The compound expressed by formula I {A1 and A2 are (substituted) benzene ring or naphthalene ring; Q1 and Q2 are group of formula II [R1 and R2 are H or (substituted) lower alkyl; A3 is (substituted) benzene ring or (substituted) naphthalene ring; X is -SO2CH=CH2 or -SO2CH2CH2L (L is group eliminable with alkali); Y is (substituted) lower alkoxy, phenoxy, etc.]; W1 and W2 are direct bond or methylene; one of Z1 and Z2 is amino and the other is OH; m is 0 or 1; n is 0-2} in the form of free acid. EXAMPLE:The compound of formula III. USE:A dye for dyeing cellulosic fiber, polyamide, polyurethane, wool, etc., in green-blue color. PREPARATION:Successive condensation of the compound of formula VI with the compounds of formulas IV, V and H-Y affords the compound of formula VII. The compound of formula VIII is produced by similar process. Both compounds of formula VII and VIII are diazotized and coupled with the compound of formula IX to obtain the objective compound.
|
