Extremely pungent, sharp sulfurous odor reminiscent of rotten eggs and spoiled cabbage. Highly repulsive and acrid, more commonly associated with depilatory products and perm solutions than perfumery. Not used as a fragrance material in conventional perfumery.AI · claude-opus-4-7
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Perfume and Flavor Chemicals, page 1304.
Colorless liquid.
Miscible with water, alcohol and oils.
The odor of absolutely pure Thioglycolic acid is mildly sour with a heavy or slightly nauseating pungency and poor tenacity.
The title material is briefly mentioned in this work although it is probably not used as such in perfumes or flavors.
1) from Sodium sulfhydrate plus Sodium monochloro acetate. 2) from Sodium sulfide plus Sodium monochloro acetate to yield Dithioglycolic acid. Electrolysis of the latter acid yields the title material.