| 摘要 |
NEW MATERIAL:The compound of formula I (R is methyl or amino; X1 and X2 are H, Cl, methyl, methoxy, carboxy or sulfonic acid group) as free acid. EXAMPLE:The compound of formula II. USE:A dye for dyeing cellulosic fiber material in yellow color. It has excellent fastness to chlorine, light, and sweat and sunlight. PREPARATION:2-Aminonaphthalene-3,6,8-trisulfonic acid is diazotized, and coupled with the m-phenylenediamine compound of formula III to obtain the amino- monoazo compound of formula IV, which is condensed with cyanuric chloride and the aniline compound of formula V or VI. When the aniline compound is formula VI, the product is converted to sulfuric acid ester.
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