Process for the preparation of 2,6-xylidine

Details Process for the preparation of 2,6-xylidine Process for the preparation of 2,6-xylidine

1981-06-04

1986-09-02

Warren, Charles F.

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

Organic compounds

Amino nitrogen containing

564403, C07C 8506

Patent

active

046097600

ABSTRACT:
An improved process for the preparation of 2,6-xylidine by amination of 2,6-dimethylphenol in the vapor phase with ammonia in the presence of an aluminum oxide catalyst is disclosed. According to the invention, particular amination conditions are chosen to effect high yields of the desired product. These conditions include a temperature of 360.degree. to 460.degree. C. and a minimum molar ratio of ammonia to 2,6-dimethylphenol which corresponds to the general formula ##EQU1## wherein X represents the minimum molar ratio of ammonia to 2,6-dimethylphenol,

REFERENCES:
patent: 2013873 (1935-09-01), Vogt
patent: 3860650 (1975-01-01), Becker et al.

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