Process for the preparation of mercaptoethansulfonic acid and so

Details Process for the preparation of mercaptoethansulfonic acid and so Process for the preparation of mercaptoethansulfonic acid and so

1989-05-01

1990-07-03

Gray, Bruce

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

Organic compounds

Sulfonic acids or salts thereof

558252, 564183, C07C14302

Patent

active

049392913

ABSTRACT:
For the preparation of saline derivatives of mercaptoethansulfonic acid belonging to the class of the salts of alkali metals and of the salts with basic aminoacids, the sodium salt of the acid is obtained with a process comprising the reaction between sodium bromoethansulfonate with thiobenzoic acid and sodium bicarbonate and subsequent reaction of the resulting sodium benzoylethansulfonate with ammonia in water solution.

REFERENCES:
patent: 2694723 (1954-11-01), Schramm
Chemical Abstracts, vol. 50, No. 4, Feb. 25, 1956, p. 1956, col. 2422d, VXIII.

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