Labeled Physcion. A natural anthraquinone derivative, on the infection process of Blumeria graminis on wheat. Physcion is one of the important active ingredients of ethanol extract from the roots of Chinese rhubarb (Rheum officinale) for controlling powdery mildew.
Form:
Dark Yellow Solid
Melting Point:
198-202 degrees C
Solubility:
Chloroform