Water-soluble violet anthraquinone reactive dyes giving good fixing yield

摘要

2-Alkoxy-1-amino-4-((1,3,5-triazin-2-yl-amino)-phenyl)amino-anthraquin ones (I) of formula (A) are new; in which R = 1-10 C alkyl, opt. with 1-6 OH and/or 1-6 OSO3H substit(s)., or R'; R' = 5-8 C cycloalkyl, opt. with 1 or 2 Me substit(s)., 2-8 C alkyl with 1 or 2 hetero gps. in the chain or benzyl; n = 0-2; M = H or an alkali metal; X = F, Cl, -ORa or -NH-Rb; Ra = 1-10 C alkyl, R' or 1-4 C sulphoalkyl; Rb = H, 1-10 C alkyl, R' or 1-4 C sulphoalkyl; Y = F, Cl or -NH-R0; R0 = -alk-SO2-Z, Ph' or Naph'; Ph' = phenyl substd. by R1, R2 and R3; Naph' = naphthyl substd. by R1, R4 and SO3M; Z = vinyl or -CH2-CH2-U (U = a gp. eliminated by alkali to form the vinyl gp.); alk = 2-4 C alkylene; R1 = H, COOM, SO3M or -SO2-Z; R2 = H, 1-4 C alkyl, 1-4 C alkoxy, Cl, Br, COOM, -SO3M or NO2; R3 = H, 1-4 C alkyl, 1-4 C alkoxy, Cl or Br; R4 = H, -SO3M or COOM; Y = -N(alk-SO2-Z)2 or -N(Ph")-(CH2)m-SO2-Z; m = 1-4; Ph" = phenyl or sulphophenyl. Also claimed is a dyeing (including printing) process using (I).