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Details for Naphthol AS-PH

Naphthol AS-PH 92-74-0

Category :	Dyestuffs and Pigments/Others
CAS NO :	92-74-0
EC NO :	202-185-5
MF :	C₁₉H₁₇NO₃
MW :	307.3432
Product description :	Product name: Naphthol AS-PH C.I. 37558 CAS: 92-74-0 Chemical name: 3-hydroxy-N - (2-ethoxyphenyl) -2-naphthoformamide Molecular formula: C19H17NO3 Formula: Appearance: Light rice brown powder Shade: approximate Strength: 100 + / - 3% Content: 98% or higher Melting point: 155 ℃ or higher Alkali insoluble substance: ≤0.4% 2,3 acid content: ≤0.4% Sieve residue 60 mesh (or 80 mesh) ≤5% Application: This product is mainly used as an intermediate of organic pigment, which can produce pigment red 170.Pigment orange 22.This product can also be used for dyeing cotton yarn, cotton fabric, vinylon, cotton-nylon, viscose and silk, generally not used for printing.This product has low affinity to cotton and medium coupling ability
Synonyms :	C.I. 37558;C.I. Azoic Coupling Component 14;2-Naphthalenecarboxamide, N-(2-ethoxyphenyl)-3-hydroxy-;C.I.Azoic Coupling Component 14;2-Hydroxy-3-Naphthoyl-O-Ethoxy Aniline;N-(2-ethoxyphenyl)-3-hydroxynaphthalene-2-carboxamide;3-Hydroxy-2-Naphthoyl-Ortho-Phenetidide;
Molecular Structure :

Naphthol AS-PH

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