Novel substantive moisturizing derivatives of 2-pyrrolidone-5-ca

Details Novel substantive moisturizing derivatives of 2-pyrrolidone-5-ca Novel substantive moisturizing derivatives of 2-pyrrolidone-5-ca

1983-12-02

1986-05-20

Ore, Dale R.

Drug, bio-affecting and body treating compositions

Live hair or scalp treating compositions

Amphoteric or zwitterionic surfactant containing

252 89, 252106, 252308, 424 61, 424 63, 424 64, 424 69, 514428, 514847, 514848, 548537, A61K 706, A61K 4700

Patent

active

045900698

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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Ajinomoto, 1981, vol. 94, p. 71224c.
Chemical Abstracts, vol. 83, (1975), 28562x, Eberhardt et al.
Chem. Abstracts vol. 51 (1957) 17880d; (Angier et al).
Chem. Abstracts 1961, 21094e; vol. 55; (Cocolas et al).
Chem. Abstracts vol. 65 (1966) 2199g; (Brunet et al).
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