Anthralin

Name:
Anthralin
Detailed information:

Chemistry name:	1,8,9-anthracenetriol; 1,8-dihydroxyanthranol
M Formula:	C14H10O3
Properties:
Odorless, tasteless, yellow powder. Mp 176–181C. Filtrate from water suspension is neutral to litmus. Soluble in chloroform, acetone, benzene, and solutions of alkali hydroxide; slightly soluble in alcohol, ether, and glacial acetic acid; insoluble in water. Combustible.
Derivation:
By catalytic reduction of 1,8-dihydroxyanthraquinone with hydrogen at high pressure.
Grade:
NF, 95%.
Hazard:
Very irritating. Do not use on scalp or near eyes.
Use:
Medicine (treatment of psoriasis).