Process for the preparation of 4,4'-dinitrostilbene-2,...

Details Process for the preparation of 4,4'-dinitrostilbene-2,... Process for the preparation of 4,4'-dinitrostilbene-2,...

C - Chemistry, Metallurgy

07

C

260/503

C07C 303/22 (2006.01) B01J 23/34 (2006.01) B01J 23/40 (2006.01) B01J 23/70 (2006.01) B01J 27/053 (2006.01) B01J 27/08 (2006.01) B01J 27/24 (2006.01) B01J 31/02 (2006.01) B01J 31/04 (2006.01) C07B 61/00 (2006.01) C07C 303/32 (2006.01) C07C 307/00 (2006.01) C07C 309/40 (2006.01)

Patent

CA 1331198

Process for the preparation of 4,4'-dinitrostilbene-2,2'-disulfonic acid Abstract A process is described for the preparation of 4,4'-dinitrostilbene-2,2'- disulfonic acid by oxidation of 4-nitrotoluene-2-sulfonic acid by using liquid, anhydrous ammonia, a liquid alkyl derivative of ammonia or a mixture of ammonia and/or the alkyl derivatives of ammonia with water as the solvent.

568342

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