Product

3-Hydroxy-N-naphthalen-1-ylnaphthalene-2-carboxamide

CAS No.：132-68-3

Other grades of this product :

3-Hydroxy-N-naphthalen-1-ylnaphthalene-2-carboxamide Basic information

Product Name:	3-Hydroxy-N-naphthalen-1-ylnaphthalene-2-carboxamide
Synonyms:	(4-amino-4-hydroxy-3H-naphthalen-2-yl)-(1-naphthalenyl)methanone;2-Naphthalenecarboxamide, 3-hydroxy-N-1-naphthalenyl-;3-hydroxy-N-(naphthalen-1-yl)-2-naphthamide;3-Hydroxynaphthalene-2-carbonyl (1-naphthyl) amine;2-Hydroxy-3-Naphthoyl-1-Naphthamine;1-HYDROXY-3-NAPHTHOYL-1-NAPHTHAMINE;Naphthol AS-BO (C.I. 37560);3-Hydroxy-N-naphthalen-1-ylnaphthalene-2-carboxamide
CAS:	132-68-3
MF:	C21H15NO2
MW:	313.35
EINECS:	205-075-5
Product Categories:	Intermediates of Dyes and Pigments;pigments
Mol File:	132-68-3.mol

3-Hydroxy-N-naphthalen-1-ylnaphthalene-2-carboxamide Chemical Properties

Melting point	222~223℃
Boiling point	479.3±28.0 °C(Predicted)
density	1.333±0.06 g/cm3(Predicted)
pka	8.73±0.40(Predicted)
Colour Index	37560
form	powder to crystal
color	White to Light gray to Light orange
CAS DataBase Reference	132-68-3(CAS DataBase Reference)
NIST Chemistry Reference	2-Naphthalenecarboxamide, 3-hydroxy-n-1-naphthalenyl-(132-68-3)
EPA Substance Registry System	3-Hydroxy-N-1-naphthyl-2-naphthamide (132-68-3)

Safety Information

RTECS

QJ1897300

MSDS Information

3-Hydroxy-N-naphthalen-1-ylnaphthalene-2-carboxamide Usage And Synthesis

Preparation

Naphthalen-1-amine and 3-Hydroxy-2-naphthoic acid condensation.

Properties and Applications

cream-colored uniform powder, melting point of 222 ~ 223 ℃. Insoluble in water, sodium carbonate solution, soluble in xylene. In sodium hydroxide solution for yellow, stable to air. Mainly used for cotton yarns, cotton fabric, cotton knitted content, corduroy,PVA, viscose, silk and polyamide fiber dyeing, general is not used for printing. This product to cotton affinity is higher, coupled ability medium. Can be used to make quick pigment, neutral grain and organic pigments.

3-Hydroxy-N-naphthalen-1-ylnaphthalene-2-carboxamide Preparation Products And Raw materials

Raw materials

Sodium hydroxide-->Sodium carbonate-->Phosphorus trichloride-->Chlorobenzene-->1-Naphthylamine

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