Process for preparing 4-chloro-2,5-dimethoxy aniline

Details Process for preparing 4-chloro-2,5-dimethoxy aniline Process for preparing 4-chloro-2,5-dimethoxy aniline

1975-11-24

1978-04-04

Wyman, Daniel E.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07C 9314

Patent

active

040828034

ABSTRACT:
The catalytic hydrogenation of 4-chloro-2,5-dimethoxy nitrobenzene can be performed in water with a nickel catalyst if the average particle size is below 0.1 mm. The resulting aniline is reacted with diketene and the so-obtained N-acetoacetyl derivative is an azoic coupling component.

REFERENCES:
patent: 1679211 (1928-07-01), Faber
patent: 2186722 (1940-01-01), Gubelmann et al.
Frey, "College Chemistry," second edition, pp. 305-307 (1958).
Deming, "General Chemistry," fourth edition, pp. 378 & 379 (1935).
Fierz-David and Blangey, "Fundamental Processes of Dye Chemistry," fifth edition, p. 377 (1949).

Affiliated with

Also associated with

Rating

Process for preparing 4-chloro-2,5-dimethoxy aniline does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Process for preparing 4-chloro-2,5-dimethoxy aniline, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for preparing 4-chloro-2,5-dimethoxy aniline will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-724041