Process for the hydrogenation of halogenonitro-aromatic compound

Details Process for the hydrogenation of halogenonitro-aromatic compound Process for the hydrogenation of halogenonitro-aromatic compound

1990-07-20

1992-06-30

Hollrah, Glennon H.

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

Organic compounds

Amino nitrogen containing

564414, 564415, C07C20936

Patent

active

051264854

ABSTRACT:
A process for the hydrogenation of halogenonitro-aromatic compounds wherein said compounds are contacted with a nickel-, cobalt- or iron-based catalyst, preferably Raney nickel, and hydrogen in the presence of a sulfur-containing compound. Preferably, the sulfur-containing compound is a sulfoxide or sulfone, and the molar ratio of the sulfur-containing compound to the catalyst ranges from about 1:1 to 10:1.

REFERENCES:
patent: 3637820 (1972-01-01), Dodman et al.
patent: 4059627 (1977-11-01), Kritzler et al.
patent: 4115652 (1978-09-01), Linhart et al.
patent: 4215226 (1980-07-01), Onopchenko et al.

Affiliated with

Also associated with

Rating

Process for the hydrogenation of halogenonitro-aromatic compound 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 the hydrogenation of halogenonitro-aromatic compound, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for the hydrogenation of halogenonitro-aromatic compound will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1865127