Process for the production of azomethines and alpha-haloacetanil

Details Process for the production of azomethines and alpha-haloacetanil Process for the production of azomethines and alpha-haloacetanil

1996-09-19

1998-12-22

O'Sullivan, Peter

Organic compounds -- part of the class 532-570 series

Organic compounds

Amino nitrogen containing

564211, 564214, 564271, 564276, 564300, C07C24902

Patent

active

058522158

ABSTRACT:
Aromatic azomethines are produced by continuous reaction of an aniline with a formaldehyde source, with continuous evaporation to remove residual water of reaction. The azomethine product may be further reacted, either continuously or in batch process, with a haloacetylating agent, and, additionally, with an aliphatic alcohol.

REFERENCES:
patent: 3637847 (1972-01-01), Olin
patent: 4399306 (1983-08-01), Domjan et al.
patent: 4491672 (1985-01-01), Richarz et al.
patent: 5155272 (1992-10-01), Baldus et al.
patent: 5298659 (1994-03-01), Langer et al.
patent: 5399759 (1995-03-01), Rodriguez

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