| 摘要 |
NEW MATERIAL:A compound of formula I [D is (substituted) phenyl, imidazolyl, pyridyl, thiazolyl, thienyl, pyridinoisothiazolyl, benzothiazolyl, etc.; R' is (substituted) alkyl, cyclohexyl, alkenyl, aralkyl, or aryl; R<2> and R<3> are each H, (cyano-, OH-, alkoxy-, etc. substituted) alkyl, alkenyl, cyclohexyl, argl, etc.; A is -CH2CH2-, of formula II or III; X is F or Cl; Y is H, Cl, methyl, or acylamino]. EXAMPLE:A compound of formula IV. USE:Dyes for dyeing cellulose fiber and union fiber consisting of cellulose fiber and polyester one orange-blue with high fastness. PREPARATION:An amine of formula D-NH2 is first diazotized, followed by coupling with an aniline of formula V.
|
