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The 1,3 chiazoriruazo dye, the disperse dye which features those methods of preparation
The 1,3 chiazoriruazo dye, the disperse dye which features those methods of preparation
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机译：1,3 az七并偶氮染料，一种分散染料，具有这些制备方法的特点
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摘要
Disperse dye of the present invention is a compound of formula I, [Formula 1] Wherein, R 1 to R 4, the A and B are as defined in claim 1 respectively], processes for their preparation, and to their use.
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机译：本发明的分散染料是式I的化合物，[式1]其中，R 1 至R 4， A 和B分别如权利要求1所定义。 ]，其准备和使用过程。
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