Process for producing 2,3,5,6-tetrachloropyridine

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C07D21316

Patent

active

047031239

ABSTRACT:
In accordance with the present invention, 2,3,5,6-tetrachloropyridine is advantageously prepared by contacting pentachloropyridine in a solvent selected from the group consisting of alkylnitriles, water, alkylsulfoxides, tetramethylsulfone, C-1 to C-5 alcohols, alkyl carbonates and mixtures thereof, in the presence of an ammonium salt of an organic or inorganic acid with about 0.7 to about 1.1 g atoms of zinc per mole of pentachloropyridine.

REFERENCES:
patent: 3993654 (1976-11-01), Dean et al.
patent: 4133675 (1979-01-01), Schurter et al.
patent: 4259495 (1981-03-01), Weis
Sutter et al., Chem. Abstracts, vol. 93, (9), abst. No. 93:95, 104, Sept. 1, 1980.
Weis, Chem. Abstracts, vol. 95, (3), abst. No. 95:24, 837r, Jul. 20, 1981.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Process for producing 2,3,5,6-tetrachloropyridine 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 producing 2,3,5,6-tetrachloropyridine, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for producing 2,3,5,6-tetrachloropyridine will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-1273132

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.