3-Hydroxy-N-(4-methylphenyl)naphthalene-2-carboxamide

3-Hydroxy-N-(4-methylphenyl)naphthalene-2-carboxamide Structure
CAS No.
3651-62-5
Chemical Name:
3-Hydroxy-N-(4-methylphenyl)naphthalene-2-carboxamide
Synonyms
C.I. 37521;Naphthol AS-RT;Cibanaphthol RT;Azoic Coupling Component 31;Naphthol AS-RT (C.I. 37521);C.I.Azoic Coupling Component 31;3-hydroxy-N-p-tolyl-2-naphthamide;3-Hydroxy-4′-methyl-2-naphthanilid;3-hydroxy-4'-methyl-2-naphthanilide;C.I.Azoic Coupling Component 31:C.I.37521
CBNumber:
CB5870336
Molecular Formula:
C18H15NO2
Molecular Weight:
277.32
MOL File:
3651-62-5.mol
Modify Date:
2023/7/19 8:28:04

3-Hydroxy-N-(4-methylphenyl)naphthalene-2-carboxamide Properties

3-Hydroxy-N-(4-methylphenyl)naphthalene-2-carboxamide Chemical Properties,Uses,Production

Preparation

p-Methylaniline and 3-Hydroxy-2-naphthoic acid condensation.

Properties and Applications

red light yellow powder. Insoluble in water, but soluble in pyridine. The strong sulfuric acid and sodium hydroxide solution are yellow liquid, sodium carbonate in solution not dissolve. Melting point for 207 ~ 211 ℃, the air is stable. This product is brown and purplish red render agent, used for cotton, viscose and polyamide fiber dyeing and not used in printing of cotton, cotton to the high affinity.

3-Hydroxy-N-(4-methylphenyl)naphthalene-2-carboxamide Preparation Products And Raw materials

Raw materials

Preparation Products

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3-Hydroxy-N-(4-methylphenyl)-2-naphthamide C.I.Azoic Coupling Component 31 N-(4-Methylphenyl)-3-hydroxy-2-naphthamide 3-hydroxy-4'-methyl-2-naphthanilide 3-hydroxy-N-p-tolyl-2-naphthamide 3-Hydroxy-4′-methyl-2-naphthanilid Naphthol AS-RT (C.I. 37521) 3-Hydroxy-N-(4-methylphenyl)naphthalene-2-carboxamide Azoic Coupling Component 31 C.I. 37521 Cibanaphthol RT Naphthol AS-RT 3-hydroxy-n-(4-methylphenyl)-2-naphthalenecarboxamid 3-hydroxy-N-(4-methylphenyl)-2-Naphthalenecarboxamide 2-Naphthalenecarboxamide, 3-hydroxy-N-(4-methylphenyl)- C.I.Azoic Coupling Component 31:C.I.37521 3651-62-5