| 摘要 |
<p>PCT No. PCT/FR94/00549 Sec. 371 Date Jan. 10, 1995 Sec. 102(e) Date Jan. 10, 1995 PCT Filed May 10, 1994 PCT Pub. No. WO94/26711 PCT Pub. Date Nov. 24, 1994The present invention relates to novel carbazole derivatives corresponding to the formula: <IMAGE> (I) in which R1 is H, benzyl or alkyl; R2 and R3 are a carbethoxy, acetyl, nitrile, <IMAGE> with R2=R3 other than H, or R2 and R3 form the following ring systems: <IMAGE> (a) <IMAGE> (b) <IMAGE> (c) R4 is H, Cl, methoxy, nitrile or nitro; R5, R7 and R8 are H or methoxy; R6 is H or methyl; with the proviso that if R2 and R3 form the ring system (c), at least one of R1, R4, R5, R6, R7 and R8 does not denote H. The invention also relates to the use in cosmetics of these novel compounds as pigments, and in particular in cosmetic compositions intended for the treatment and/or the coloration of keratinous substances.</p> |
