Rottlerin is a chromenol that is 2,2-dimethyl-2H-chromene substituted by hydroxy groups at positions 5 and 7, a 3-acetyl-2,4,6-trihydroxy-5-methylbenzyl group at position 6 and a (1E)-3-oxo-1-phenylprop-1-en-3-yl group at position 8. A potassium channel opener, it is isolated from Mallotus philippensis. It has a role as a metabolite, an antineoplastic agent, an antihypertensive agent, an anti-allergic agent, a K-ATP channel agonist and an apoptosis inducer. It is a benzenetriol, a chromenol, an enone, a methyl ketone and an aromatic ketone.