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            Direct Dyestuffs    |    Aniline Derivatives    |    Organic Pigment Intermediates    |    Dyestuff Intermediates    |    Pesticide & pharmaceutical intermediates    |    Others
            N-Methylaniline
            N-Ethylaniline
            Naphthol AS Naphthol AS-D
            Naphthol AS-E Naphthol AS-BO
            Tobias Acid J Acid
            2-Amino-4-nitrophenol
            Diethyl(3-pyridyl)borane
            4-Dimethylaminopyridine
            2,6-Dichlorobenzoxazole
            Naphthol AS-BS
            Product name: Naphthol AS-BS
            Chemical name: 3-hydroxy-3'-nitro-2-naphthanilide
            CAS No: 135-65-9
            Molecular formula: C17H12N2O4
            Molecular weight: 308.29
            Structural formula:
            Appearance: yellow even powder
            Initial Melting point (dry) : ≥242℃
            Purity: ≥98%
            Uses: used in the dyeing and printing of cotton, viscose fiber, also can make quick pigment, neutral element, etc.
             
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