Drug – bio-affecting and body treating compositions – Bleach for live hair or skin
Patent
1982-03-17
1985-10-08
Ore, Dale R.
Drug, bio-affecting and body treating compositions
Bleach for live hair or skin
549417, 549418, 514460, 514784, 514787, 514789, A61K 7135
Patent
active
045459827
ABSTRACT:
Novel acyl compounds 3-acyloxy-4(H)-pyran-4-ones were obtained by reacting 3-hydroxy-4(H)-pyran-4-one with acyl halides. The acyl compounds and their starting compound exhibit a skin-lightening effect on the skin and are preferably used as an active constituent in skin-lightening cosmetic preparations or local demelanizing agents.
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Ore Dale R.
Yakurigaku Chuo Kenkyusho
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