The other intermediate of dyes, 2-amino-5-nitrophenol, was prepared by nitration and hydrolyze starting from benzooxozolenone. The total yield is over 70% and the purity 98.8% by the analysis of HPLC.
以苯并恶唑酮为原料，经混酸硝化、加压水解两步反应合成了2-氨基-5-硝基苯酚，总收率达70％以上。
Dimethyl Acetylsuccinate (DMAS) was an important organic chemical intermediate, and widely used in the fields of pharmaceuticals, pesticide, pigment, dyes and organic synthesis research etc.
乙酰基丁二酸二甲酯是一种重要的有机化工中间体，广泛用于医药、农药、染料、食品添加剂和基础研究等领域。
Naphthol AS-BI is an important pigment intermediate, which is used to synthesize a new kind of high quality azo dyes.
色酚as -BI是一种颜料中间体，以它为原料合成的偶氮颜料是一类性能优良的新型颜料。
It is used for organic synthesis, and as an intermediate of the medicine and the dyes.
用于有机合成、医药及染料中间体等。
It is used for organic synthesis, and as an intermediate of the medicine and the dyes.
用于有机合成、医药及染料中间体等。
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