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HomeProduct name listN,N-DIMETHYL-4,4'-AZODIANILINE

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

Synonym(s):p,p′-Dimapa-aniline;p,p′-DMPA-aniline;4-(4-Dimethylaminophenylazo)aniline;4-Amino-4′-(dimethylamino)azobenzene;4-Amino-4′-dimethylaminoazobenzene

  • CAS NO.:539-17-3
  • Empirical Formula: C14H16N4
  • Molecular Weight: 240.3
  • MDL number: MFCD00010204
  • EINECS: 208-712-5
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2023-04-23 13:52:06
N,N-DIMETHYL-4,4'-AZODIANILINE Structural

What is N,N-DIMETHYL-4,4'-AZODIANILINE?

Chemical properties

dark orange to rust brown crystalline powder

The Uses of N,N-DIMETHYL-4,4'-AZODIANILINE

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

What are the applications of Application

N,N-Dimethyl-4,4′-azodianiline is a dimethylated diazo dye

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

Purification Methods

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

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

Properties of N,N-DIMETHYL-4,4'-AZODIANILINE

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
CAS DataBase Reference 539-17-3(CAS DataBase Reference)
EPA Substance Registry System Benzenamine, 4-[(4-aminophenyl)azo]-N,N-dimethyl- (539-17-3)

Safety information for N,N-DIMETHYL-4,4'-AZODIANILINE

Signal word Warning
Pictogram(s)
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H315:Skin corrosion/irritation
H319:Serious eye damage/eye irritation
H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes P261:Avoid breathing dust/fume/gas/mist/vapours/spray.
P264:Wash hands thoroughly after handling.
P264:Wash skin thouroughly after handling.
P271:Use only outdoors or in a well-ventilated area.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352:IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Computed Descriptors for N,N-DIMETHYL-4,4'-AZODIANILINE

InChIKey BVRIUXYMUSKBHG-WUKNDPDISA-N

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