Basic information Safety Supplier Related

naphthol AS-S

Basic information Safety Supplier Related

naphthol AS-S Basic information

Product Name:
naphthol AS-S
Synonyms:
  • 3-hydroxy-N-(2-methoxydibenzofuran-3-yl)-2-naphthamide
  • naphthol AS-S
  • 3-hydroxy-N-(2-methoxy-3-dibenzofuranyl)-2-Naphthalenecarboxamide
  • 2-Naphthalenecarboxamide, 3-hydroxy-N-(2-methoxy-3-dibenzofuranyl)
  • C.I.Azoic Coupling Component 32
  • Naphtanilide S
  • Naphtol AS-S
  • 3-hydroxy-N-(2-methoxydibenzofuran-3-yl)naphthalene-2-carboxamide
CAS:
2672-81-3
MF:
C24H17NO4
MW:
383.39608
EINECS:
2202176
Mol File:
2672-81-3.mol
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naphthol AS-S Chemical Properties

Boiling point:
550.8±45.0 °C(Predicted)
Density 
1.389±0.06 g/cm3(Predicted)
pka
8?+-.0.40(Predicted)
EPA Substance Registry System
2-Naphthalenecarboxamide, 3-hydroxy-N-(2-methoxy-3-dibenzofuranyl)- (2672-81-3)
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naphthol AS-S Usage And Synthesis

Preparation

2-Amino-3-methoxydibenzofuran?with 3-Hydroxy-2-naphthoic acid condensation.

Properties and Applications

Soluble in pyridine, insoluble in water. The strong sulfuric acid for yellow; In sodium hydroxide solution for yellow; Sodium carbonate in solution not dissolve. Melting point for 207 ~ 211 ℃

naphthol AS-S Preparation Products And Raw materials

Raw materials

naphthol AS-SSupplier

Nanjing King-pharm Co.,LTD.
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025-58748998 18951874644
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elsa@chemsigma.com
Nanjing Chalf-Pharm Technology Co., Ltd.
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025-57018978 18251899859
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sales@chalf-pharm.com
Jinan elephant international trading co., LTD
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13006575422@163.com
Zhengzhou Acme Chemical Co., Ltd.
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0371-0371-55629727 13323845623
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2885676761@qq.com
Zhejiang Zetian Fine Chemical Co., Ltd.
Tel
0571-87682782 18957127338
Email
sales@zetchem.com