CUSCONINE

n. Ku3s'kon-en. Fr., c. Ger., Cusconin. An alkaloid, Ca3HMN.)O4 + 2HSO, discovered by Leverkohn in cuscobark. It is almost insoluble in water, soluble in 35 parts of ether, easily soluble in alcohol and in chloroform, tt may be distinguished from other cinchona alkaloids by the character of its sulphate. It crystallizes in faintly lustrous white laminae which lose water on heating and melt at 110 C. [B, 5, 270 (a, 24).] C. sulphate. Fr., sulfate de c. Ger., Cusconinsulfat. A neutral, amorphous, yellow gelatinous substance insoluble in an exce of the acid compounded of c. and sulphuric acid. [B, 5, 270 (a, 24).] [s. 476]