Substantive moisturizing derivatives of 2-pyrrolidone-5-carboxyl

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

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252522R, 424 63, 424 64, 424 69, 424 70, 424358, 424365, 548534, C07D20728

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044529899

ABSTRACT:
Derivatives of 2-pyrrolidone-5-carboxylic acid having excellent moisturizing properties are provided which have the structure ##STR1## wherein R.sub.1 and R.sub.2 are the same or different and are lower alkyl and aralkyl and n is 1 to 8 and including cationic salts thereof such as the pyrrolidone carboxylic acid salt thereof. These compounds are useful as moisturizing agents.
Cosmetics, shampoos, hair conditioners and skin toners containing such compounds are also provided.

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Chem. Abstracts (1961), 21094e, vol. 55, (Cocolas et al.).
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