ADDUKTER AV 1,8-DIHYDROXI-9-ANTRON, FORFARANDE FOR FRAMSTELLNING DERAV OCH ANVENDNING DERAV INOM HUMAN- ELLER VETERINERMEDICINEN SAMT INOM KOSMETIKEN

摘要

The invention concerns adducts of 1,8-dihydroxy-9-anthrone, of formula: (I) in which: R1 and R2, taken together, form one of the following divalent residues: (i) (ii) (iii) R3, R4, R'4, R5 and R'5 representing H, an alkyl group having 1-8 C with the exception of R5=R'5=CH3, a monohydroxyalkyl group with 2-8 C, possibly interrupted by one or more oxygens, a cycloalkyl group having 4-6 C, a phenyl group, or a benzyl group. Utilization of the compounds (I) in human or veterinary medicine, in particular in the treatment of psoriasis and or warts, and in cosmetics.