Process for the manufacture of 1,3-diaryl triazenes

Details Process for the manufacture of 1,3-diaryl triazenes Process for the manufacture of 1,3-diaryl triazenes

C - Chemistry, Metallurgy

07

D

260/152

C07D 213/77 (2006.01)

Patent

CA 1171850

HOE 81/F 191 - 1 - Abstract of the disclosure: 1,3-Diaryl triazenes are prepared by reacting gaseous alkyl nitrites with primary aromatic monoamines in a liquid phase containing preferably a polar protic solvent, in the presence of a small quantity of an acid. The reaction products are partially final products, for example suitable for use as foamers in the plastics manufacture, partially intermediates suitable for use in various fields, for example the fields of polymers, dyestuffs and pharmaceuticals.

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