Polycyclic aromatic derivatives, process for preparing the same

Details Polycyclic aromatic derivatives, process for preparing the same Polycyclic aromatic derivatives, process for preparing the same

1996-10-04

1997-11-11

Ivy, C. Warren

Organic compounds -- part of the class 532-570 series

Organic compounds

Carbohydrates or derivatives

536 172, 536 182, 536 185, 536 552, 536 553, 544155, 544172, 544173, 544174, 544176, 544380, 544386, 544399, 546195, 546203, 546204, 546205, 546206, 548539, 548573, 549388, 549389, 549458, 560 8, 560 50, 560100, 562405, 562467, 562490, 564172, 564180, 568633, A01N 4308, C07C 4320, C07C23300, C07D31182

Patent

active

056865864

ABSTRACT:
A polycyclic aromatic compound having the formula ##STR1## and its salts have useful therapeutic and cosmetic action particularly in psoriasis.
In the formula, X represents --CH.dbd.CH--, O or S,

REFERENCES:
patent: 2153135 (1939-04-01), Dickey et al.
patent: 2532515 (1950-12-01), Pines et al.
patent: 3940502 (1976-02-01), Winter et al.
patent: 4578522 (1986-03-01), Eaddy, III
Chebaane, Societe Chimique de France, BCCFAS (1122) pp. 2521-2526, 1-12/75.
Hawley's Condensed Chemical Dictionary, 11 Ed., 1989, pp. 100.
Chemical Abstract vol. 86. No. 6381, Liebscher et al, "Heterocyclic Dyes and Intermediates" (1976).

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