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3-Hydroxy-N-2-naphthyl-2-naphthamide

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3-Hydroxy-N-2-naphthyl-2-naphthamide Basic information

Product Name:
3-Hydroxy-N-2-naphthyl-2-naphthamide
Synonyms:
  • NAPHTHOL AS-SW
  • AZOIC COUPLING COMPONENT 7
  • AcnaNaphtholD
  • BrentholBN
  • 3-HYDROXY-N-2-NAPHTHYL-2-NAPHTHAMIDE
  • Amarthol AS-SW
  • Dycosthol AS-SW
  • Tulathol AS-SW
CAS:
135-64-8
MF:
C21H15NO2
MW:
313.35
EINECS:
205-208-7
Product Categories:
  • Intermediates of Dyes and Pigments
Mol File:
135-64-8.mol
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3-Hydroxy-N-2-naphthyl-2-naphthamide Chemical Properties

Melting point:
243~244℃
Boiling point:
479.3±28.0 °C(Predicted)
Density 
1.333±0.06 g/cm3(Predicted)
storage temp. 
2-8°C
form 
powder to crystal
pka
8.73±0.40(Predicted)
Colour Index 
37565
color 
Light yellow to Brown
CAS DataBase Reference
135-64-8(CAS DataBase Reference)
EPA Substance Registry System
2-Naphthalenecarboxamide, 3-hydroxy-N-2-naphthalenyl- (135-64-8)
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Safety Information

HS Code 
2924.29.3600
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3-Hydroxy-N-2-naphthyl-2-naphthamide Usage And Synthesis

Preparation

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

Properties and Applications

yellowish powder, soluble point 243 ~ 244 ℃. Insoluble in water solution and sodium carbonate, soluble in chlorobenzene, in the solution for hydrogen oxide yellow liquid. To the stability of the air is good. Mainly used for cotton, cotton yarn line, bath towel dyeing, also can be used to PVA, viscose, silk and polyamide fiber dyeing, general is not used for printing. This product to cotton affinity is higher, coupled ability medium.

3-Hydroxy-N-2-naphthyl-2-naphthamide Preparation Products And Raw materials

Raw materials

3-Hydroxy-N-2-naphthyl-2-naphthamideSupplier

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