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Benzidine

Benzidine / CAS : 92-87-5

Appearance White or slightly reddish crystalline powder. It is easily soluble in boiling ethanol, acetic acid and dilute hydrochloric acid, slightly soluble in ether, slightly soluble in boiling water and very slightly soluble in cold water. UN 1885
HS 29215900 DG Class 6.1
Synonyms [1,1'-Biphenyl]-4,4'-Diamine; 4,4’-Bianiline; 4,4’-Biphenylenediamine; 4,4’-Diamino-Bipheny; 4,4’-Diaminodiphenyl; Benzydyna(Polish); Biphenyl -4,4'-Ylenediamine; Biphenyl,4,4'-Diamino-
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Properties

Summary

Formula
C12H12N2
Molecular Mass
184.24
Exact Mass
184.10000
PSA
52.04000
Logp
3.68040
IUPAC
4-(4-aminophenyl)aniline
SMILES
C1=CC(=CC=C1C2=CC=C(C=C2)N)N

Attribute classification

Matter Classification
organic
Category
Dyestuffs and Pigments > Intermediates

Chemical and Physical Properties

Melting Point
127-128 °C
Density
1.25
Boiling Point
402°C
Flash Point
11 °C
Appearance
White or slightly reddish crystalline powder. It is easily soluble in boiling ethanol, acetic acid and dilute hydrochloric acid, slightly soluble in ether, slightly soluble in boiling water and very slightly soluble in cold water.

Export information

HS Code
29215900
Export Rebate
13%
UN No.
1885
DG-Class
6.1
Risk Code
45-22-50/53-52/53-39/23/24/25-23/24/25-11-36/37/38-20/21/22-51/53-67
Safety Label
T,N,F,Xn

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