External preparation for skin

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Carbohydrate doai

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514 25, 514159, 514161, A61K 3170, A61K 3160, A61K 3162

Patent

active

057007845

ABSTRACT:
An external preparation for the skin comprising at least one of the glycosides or hydroxysaliyclic acid and/or the glycosides of aliphatic esters of hydroxysalicylic acid represented by the following formula 1: ##STR1## wherein R.sub.1 represents one selected from the group consisting of saturated hydrocarbon group and an unsaturated hydrocarbon group which have 1 to 20 carbon atoms and which may be either a straight-chain or a branched chain, and one of R.sub.2 and R.sub.3 represents a sugar residue and the other hydrogen. The external preparation for the skin has an excellent whitening effect and/or an excellent skin care effect.

REFERENCES:
patent: 3279990 (1966-10-01), Rose et al.
Chemical Abstracts, vol. 105, No. 14 issued 14 Oct. 1986, Wagner et al., "Analyses and standardization of pharmaceuticals and plant preparations by HPLC and other chromatographic methods. 6. Primula root extract. HPLC analysis", see p. 380, column 2, abstract no. 120873v, Dtsch. Apoth. Ztg., 126(28), 1489-1493.
Chemical Abstracts (116: 18 09 90 ) Studies on the Chemical Constituents of Glorisa Rothschidiana and Colchicum autumnel mimaki et al. (1991).
Chemical Abstracts (121:91340) Skin-lightening preparations containing gentistic acid ester glycosidis Shinojima et al. (1994).
Derwent Publications' Abstract of AN 92-197397 & JP-A-4 131 091.

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