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Pigment Yellow 5

Pigment Yellow 5 / CAS : 4106-67-6

Appearance Pigment yellow 5 yellow loose powder with green light, bright color, melting point 206 ℃. Unstable in case of heat. It can be dissolved in ethanol, acetone, benzene and other solvents to obtain homogeneous and heterogeneous crystals. It is light yellow in concentrated sulfuric acid, light yellow precipitation after dilution, and dark yellow in 10% hot sodium hydroxide solution. UN 0
HS 29270000 DG Class 0
Synonyms 2-[(2-Nitrophenyl)Diazenyl]-3-Oxo-N-Phenylbutanamide; 2-[(O-Nitrophenyl)Azo]Acetoacetanilide; Butanamide,2-((2-Nitrophenyl)Azo)-3-Oxo-N-Phenyl; O868; 2-[(E)-(2-Nitrophenyl)Diazenyl]-3-Oxo-N-Phenylbutanamide; C.I. 11660; 2-(2-Nitrophenyl)Diazenyl-3-Oxo-N-Phenyl-Butanamide; 3-Keto-2-(2-Nitrophenyl)Azo-N-Phenyl-Butyramide; Butanamide, 2-(2-Nitrophenyl)Azo-3-Oxo-N-Phenyl-
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Properties

Summary

Formula
C16H14N4O4
Molecular Mass
326.30700
Exact Mass
326.10200
PSA
116.71000
Logp
3.87100
IUPAC
2-[(2-nitrophenyl)diazenyl]-3-oxo-N-phenylbutanamide
SMILES
CC(=O)C(C(=O)NC1=CC=CC=C1)N=NC2=CC=CC=C2[N+](=O)[O-]

Attribute classification

Matter Classification
organic
Category
Dyestuffs and Pigments > Pigment Yellow

Chemical and Physical Properties

Melting Point
225ºC
Density
1.32
Boiling Point
525.3ºC at 760 mmHg
Flash Point
271.5ºC
Appearance
Pigment yellow 5 yellow loose powder with green light, bright color, melting point 206 ℃. Unstable in case of heat. It can be dissolved in ethanol, acetone, benzene and other solvents to obtain homogeneous and heterogeneous crystals. It is light yellow in concentrated sulfuric acid, light yellow precipitation after dilution, and dark yellow in 10% hot sodium hydroxide solution.

Export information

HS Code
29270000
Export Rebate
13%
UN No.
0
DG-Class
0

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