Basic information Safety Supplier Related

N,N-DIMETHYL-4,4'-AZODIANILINE

Basic information Safety Supplier Related

N,N-DIMETHYL-4,4'-AZODIANILINE Basic information

Product Name:
N,N-DIMETHYL-4,4'-AZODIANILINE
Synonyms:
  • 4-((4-aminophenyl)azo)-n,n-dimethyl-benzenamin
  • 4-((4-aminophenyl)azo)-n,n-dimethylbenzenamine
  • 4-(p-dimethylaminophenylazo)-anilin
  • 4-[(4-aminophenyl)azo]-n,n-dimethyl-benzenamin
  • c.i.disperseblack3
  • Diazo nero microsetile G
  • diazoneromicrosetileg
  • Interchem acetate developed black
CAS:
539-17-3
MF:
C14H16N4
MW:
240.3
EINECS:
208-712-5
Mol File:
539-17-3.mol
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N,N-DIMETHYL-4,4'-AZODIANILINE Chemical Properties

Melting point:
190-195 °C (dec.)
Boiling point:
373.02°C (rough estimate)
Density 
1.0236 (rough estimate)
refractive index 
1.4850 (estimate)
storage temp. 
2-8°C
form 
powder to crystal
pka
3.43±0.10(Predicted)
color 
Yellow to Amber to Dark red
Water Solubility 
120.2ug/L(25 ºC)
BRN 
748253
InChIKey
BVRIUXYMUSKBHG-WUKNDPDISA-N
CAS DataBase Reference
539-17-3(CAS DataBase Reference)
EPA Substance Registry System
Benzenamine, 4-[(4-aminophenyl)azo]-N,N-dimethyl- (539-17-3)
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Safety Information

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26-36
WGK Germany 
3
RTECS 
BX5020000
8-9-23
HS Code 
29270000

MSDS

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N,N-DIMETHYL-4,4'-AZODIANILINE Usage And Synthesis

Chemical Properties

dark orange to rust brown crystalline powder

Uses

N,?N-?Dimethyl-?4,?4''-?azodianiline is a disperse dye. Dyes and metabolites.

Preparation

4-Nitrobenzenamine diazo, and N,N-dimethylaniline?coupling, and then will the nitro reductive into amino.

Safety Profile

Poison by intraperitoneal route. Mutation data reported. When heated to decomposition it emits toxic fumes of NOx

Properties and Applications

black, red and black. Red crystallization, melting point of 186 ~ 187 ℃. Soluble in ethanol, acetone, soluble fiber element, pottery, solvent and carbon tetrachloride,. The strong sulfuric acid is palm in light yellow, diluted for orange red; In the light of nitric acid for palm red solution; In strong hydrochloric acid solution for red; In the thick of sodium hydroxide solution don’t change color.

Standard(Polyamide) Ironing Fastness Light Fastness Persperation Fastness Washing Fastness
Fading Stain Fading Stain Fading Stain
ISO 2 3 4 3-4 4 4

Purification Methods

Crystallise the azo-dye from aqueous EtOH. [Beilstein 14 IV 1004.]

N,N-DIMETHYL-4,4'-AZODIANILINESupplier

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