Basic information Safety Supplier Related

naphthol AS-RS

Basic information Safety Supplier Related

naphthol AS-RS Basic information

Product Name:
naphthol AS-RS
Synonyms:
  • naphthol AS-RS
  • N-(4-chloro-2-methoxy-5-methylphenyl)-3-hydroxy-2-naphthamide
  • N-(4-chloro-2-methoxy-5-methylphenyl)-3-hydroxy-2-Naphthalenecarboxamide
  • 2-Naphthalenecarboxamide, N-(4-chloro-2-methoxy-5-methylphenyl)-3-hydroxy
  • C.I.Azoic Coupling Component 28
  • Naphtanilide RS
  • Naphtol AS-RS.
  • C.I.37541
CAS:
5165-81-1
MF:
C19H16ClNO3
MW:
341.79
EINECS:
225-946-3
Mol File:
5165-81-1.mol
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naphthol AS-RS Chemical Properties

Boiling point:
458.9±45.0 °C(Predicted)
Density 
1.350±0.06 g/cm3(Predicted)
pka
8.68±0.40(Predicted)
EPA Substance Registry System
2-Naphthalenecarboxamide, N-(4-chloro-2-methoxy-5-methylphenyl)-3-hydroxy- (5165-81-1)
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naphthol AS-RS Usage And Synthesis

Preparation

4-Chloro-2-methoxy-5-methylbenzenamine?in pyridine with?N-(4-chloro-2-methoxy-5-methylphenyl)-3-hydroxy-2-naphthamide condensation.

Properties and Applications

Shallow brown powder, insoluble in water. Mainly used for cotton, PVA?dyeing and glue, and all the good fastness, not used for printing of cotton. To cotton of high affinity.

naphthol AS-RS Preparation Products And Raw materials

Raw materials

naphthol AS-RSSupplier

Hubei Jusheng Technology Co.,Ltd.
Tel
18871490254
Email
linda@hubeijusheng.com
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd
Tel
17691182729 18161915376
Email
1046@dideu.com