2,5-二甲基苯
Phlorone \Phlo"rone\, n. [Phlorol + quinone.] (Chem.)
A yellow crystalline substance having a peculiar unpleasant
odor, resembling the quinones, and obtained from beechwood
tar and coal tar, as also by the oxidation of xylidine; --
called also {xyloquinone}.