| 摘要 |
PURPOSE:A cosmetic that contains 4-estrene-3,17-dione-17-cyclic ethylene ketal, thus showing hair-tonic effect and acne-curative effect without side-effects caused by hormones. CONSTITUTION:4-Estrene-3,17-dione-17-cyclic ethylene ketal of the formula is added to a cosmetic that can be applied to skins such as cream or lotion by 0.0001-2wt%. The above compound has no undesirable side-effects caused by hormones and has the combination of reductase inhibition and binding inhibition with receptor protein, thus the addition of the compound gives a cosmetic with good hair-tonic action and acne-curative action. |
