Definition of Benzidine
by : Rahul Sharma
Benzidine:-
a crystalline diamine base C12H12N2 prepared from nitrobenzene and used especially in making dyes.
The following Benzidine congeners are worth study
Name Starty Material
1. O-tolidine - O-Nitro tulene.
2. 3,3'-dichloro Benzidine - O-Nitro Chloro Benzene.
3. O- dicnisidine - O-Nitro Anisole.
4. Benzidine-3,3'-diceBuxylic acid - 2-Nitro Benzoic acid.
5. O-tolidine-6.6' disulfonic acid - 2-Nitro toluene -4-sulfonic acid.
