| 摘要 |
NEW MATERIAL:The compound of formula I (Z<1> and Z<2> are nitro, alkoxycarbonyl or cyano; R is H, lower alkyl, phenyl or halogen; Y<1> is H, halogen, alkyl or alkoxy; Y<2> is H, halogen, alkyl, alkoxy, or acylamino; R<1> and R<2> are H, lower alkyl, acyloxyalkyl, alkoxyalkyl, alkoxycarbonyloxyalkyl, allyl, cyanoalkyl or alkoxycarbonylalkyl). EXAMPLE:The compound of formula II. USE:Coloring material for synthetic fiber and recording material. It has various fastnesses such as light-fastness, high color value, and good thermal stability and transfer speed necessary in transfer printing. PREPARATION:The 2-aminothiophene compound of formula III is coupled with 2-amino-4-methyl-1-methoxybenzene, and the resultant monoazo compound is diazotized and coupled with the compound of formula V to obtain the objective compound.
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