Salts of n-substituted-2-pyrrolidone-4-carboxylic acids as...

Details Salts of n-substituted-2-pyrrolidone-4-carboxylic acids as... Salts of n-substituted-2-pyrrolidone-4-carboxylic acids as...

A - Human Necessities

61

K

167/159, 167/310

A61K 31/40 (2006.01) A61K 9/06 (2006.01) A61K 47/00 (2006.01) A61K 47/22 (2006.01) C07D 207/277 (2006.01)

Patent

CA 1200202

SALTS OF N-SUBSTITUTED-2-PYRROLIDONE- 4-CARBOXYLIC ACIDS AS HUMECTANTS Abstract Alkali metal salts of N-(C1-C5)alkyl- or N- (C1-C5)hydroxyalkyl-2-pyrrolidone-4-carboxylic acids are useful as humectants, particularly in topical preparations for use with mammals.

406683

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