Emodin

Emodin (from Rheum emodi, a Himalayan rhubarb)


 * 1. A purgative resin, (C14H4)&#45;(CH3)(OH3)O2, from rhubarb and the buckthorn.
 * 2. Any one of a series of principles isomeric with the emodin of rhubarb.
 * aloe emodin &mdash; a variety of emodin found in Socotrine, Barbados, and Zanzibar aloes, but not in Natal aloes.