Formula

C17H19No3, C2H4O2 + 3H2O.

Derivation

Acetate of Morphine is obtained by precipitating morphine from the hydrochlorate of morphine, by the aid of ammonia, the precipitate resulting being washed in distilled water and dissolved and neutralized by acetic acid, after which it is evaporated and dried by heat. It is in the form of a white or yellowish-white, amorphous or crystalline powder, altogether soluble in water and alcohol, and of a bitter taste.