Anilin

(an'-il-in), QH.X. Amido benzene; formed in the dry distillation of bituminous coal, bones, indigo, isatin, and other nitrogenous substances. It is made by reducing nitrobenzene. Itis a colorle liquid with a faint peculiar odor, boiling at 1830; its sp. gr. at o° is 1. 036. When perfectly pure it solidifies on cooling, and melts at 8°. It is slightly soluble in water, but di olves readily in alcohol and ether. Combined with chlorin, the chlorates, and hypochlorites, the various anilin dyes are produced. It is a powerful narcotic poison. It is used in chorea and epilepsy with benefit in one-half grain doses. Unof. A. Black, one of the indulins formed by the oxidation of anilin by means of pota ium chlorate in the presence of copper or vanadium salts. It is a dark-green amorphous powder, insoluble in the ordinary reagents, and is used in calico printing as a black color. See Conspectus of Pigments, under Pigment. A. Colors. See Conspectus under Pigment. A. Red. See Fuchsin. A. Sulphate, used as a test for lignin. See Stains, Table of. A. Violet. See Tyrolin.