Process for deodorising a mercapto acid by extracting malodorous

Details Process for deodorising a mercapto acid by extracting malodorous Process for deodorising a mercapto acid by extracting malodorous

1993-04-12

1994-07-12

Killos, Paul J.

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

Organic compounds

Carboxylic acids and salts thereof

562606, 562512, C07C 5142

Patent

active

053290453

ABSTRACT:
A process for deodorizing a mercapto acid or a polar solvent solution thereof includes extracting malodorous compounds present therein by extraction with carbon dioxide in gaseous, liquid or solid form. The mercapto acid has the formula HS-A-COOH wherein A represents ##STR1## wherein n is an integer ranging from 1-4 and R is linear or branched C.sub.1 -C.sub.3 alkyl.

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Patent Abstracts of Japan, vol. 8, No. 114 (C-225) May 26, 1984, JP-A-57 027 866 (Raion) Feb. 14, 1984.

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