B - Operations – Transporting – 01 – J
Patent
B - Operations, Transporting
01
J
260/600.4
B01J 23/06 (2006.01) B01J 27/00 (2006.01) B01J 31/04 (2006.01)
Patent
CA 1259631
ABSTRACT OF THE DISCLOSURE PARA-NITRODIPHENYLAMINE SYNTHESIS There is disclosed a process for the synthesis of para-nitrodiphenylamines via the Formanilide Process wherein the improvement is characterized in that a specific catalyst is utilized. More specifically, a zinc (II) compound (zinc in the plus two oxidation or valence state), is used as a catalyst in the preparation of para-nitrodiphenylamines via the formanilide process.
508471
Smart & Biggar
The Goodyear Tire & Rubber Company
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