- Definition. - A substitution compound of camphor, C9H15BrCO.

Origin. - Prepared by heating camphor and bromine, dissolving in benzin, and crystallizing from hot alcohol.

Description and Properties. - Colorless, prismatic needles or scales, of a mild, cam-phoraceous odor and taste, permanent in the air. unaffected by light, and neutral to litmus-paper. Almost insoluble in water; freely soluble in alcohol, ether, chloroform, hot benzin, and fixed and volatile oils; slightly soluble in glycerin.

Dose. - 2-5 grains (0.12-0.3 Gm.) [2 grains (0.125 Gm.), U. S. P.].