The molecule is a naphthofuran that is naphtho[2,3-b]furan-4,9-dione substituted by a hydroxy group at position 5 and a 1-hydroxyethyl group at position 2 (the S stereoisomer). Isolated from Tabebuia impetiginosa and Tabebuia avellanedae, it exhibits antineoplastic activity. It has a role as a metabolite and an antineoplastic agent. It is a naphthofuran, a member of phenols, a secondary alcohol and a member of p-quinones.
5-hydroxy-2-[(1S)-1-hydroxyethyl]benzo[f][1]benzofuran-4,9-dione