3,3'-Dimethylbenzidine Properties, Molecular Formula, Applications - WorldOfChemicals

3,3'-Dimethylbenzidine Properties


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3,3'-Dimethylbenzidine is a commercially important aromatic amines used mainly for dye production, but also for the production of certain elastomers. It is also widely used as a reagent or indicator in analytical, clinical and forensic chemistry, such as in the analytical determination of gold. It is used as an intermediate for the production of soluble azo dyes and insoluble pigments used particularly in the textile, leather and paper industries.

Chemical Properties

Appearance Light Grey-Green to Grey Powder
Boiling Point 300.5 °C
CAS Number 119-93-7
Density 1.106 g/cm3
EINECS Number 204-358-0
IUPAC Name 3,3'-Dimethylbiphenyl-4,4'-diamine
InChI 1S/C14H16N2/c1-9-7-11(3-5-13(9)15)12-4-6-14(16)10(2)8-12/h3-8H,15-16H2,1-2H3
Melting Point 128-131 °C
Molar Mass 212.29 g/mol
Molecular Formula C14H16N2
RTECS Number DD1225000
Refractive 1.341 n20/D
Synonyms Orthotolidine;Benzidine,3,3'-Dimethyl-;3,3'-Dimethyl-4,4'-Biphenyldiamine;3,3'-Dimethyl-4,4'-Diaminobiphenyl;3,3'-Dimethylbenzidine;3,3'-Tolidine;4,4'-Diamino-3,3'-Dimethyl-1,1'-Biphenyl;4,4'-Diamino-3,3'-Dimethylbiphenyl;4'-Amino-3,3'-Dimethyl[1,1'-Biphenyl]-4-ylamine;C.I. 37230;C.I. Azoic DiazoComponent 113;Fast Dark Blue Base R;O,O'-Tolidine;[1,1'-Biphenyl]-4,4'-diamine,3,3'-dimethyl-;O-Tolidine