Basic information Safety Supplier Related

Naphthol AS-KN

Basic information Safety Supplier Related

Naphthol AS-KN Basic information

Product Name:
Naphthol AS-KN
Synonyms:
  • 2-hydroxy-N-naphthyl-3-dibenzofuran-3-carboxamide
  • N-1-naphthyl-2-hydroxy-3-dibenzofurancarboxamide
  • 2-Hydroxy-N-(1-naphtyl)-3-dibenzofurancarboxamide
  • Azoic CC 37
  • C.I.37608
  • C.I.Azoic Coupling Component 37
  • Naphtol AS-KN
  • 2-hydroxy-N-(1-naphthyl)dibenzofuran-3-carboxamide
CAS:
4444-48-8
MF:
C23H15NO3
MW:
353.37
EINECS:
224-681-0
Mol File:
4444-48-8.mol
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Naphthol AS-KN Chemical Properties

Boiling point:
524.1±35.0 °C(Predicted)
Density 
1.402±0.06 g/cm3(Predicted)
pka
8.43±0.30(Predicted)
EPA Substance Registry System
3-Dibenzofurancarboxamide, 2-hydroxy-N-1-naphthalenyl- (4444-48-8)
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Naphthol AS-KN Usage And Synthesis

Preparation

3-Hydroxy-2-carboxydibenzofuran and Naphthalen-1-amine in chlorobenzene (including 5% DMF) were used in chlorinated and condensation.

Properties and Applications

light yellow powder. Mainly used for dyeing cotton yarns, cotton fabric, viscose fiber, also can be used in the infrared masking color, general is not used for printing. The high affinity for cotton, coupled with less ability.

Naphthol AS-KNSupplier

Hubei Jusheng Technology Co.,Ltd.
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18871490254
Email
linda@hubeijusheng.com