The chemical Sterigmatocystin has a designated molecular formula of C18H12O6 and a molecular weight of 324.288 g/mol. Synonyms may include: CCRIS 561, 3a,12c-Dihydro-8-hydroxy-6-methoxy-7H-furo(3',2':4,5)furo(2,3-c)xanthen-7-one, EINECS 233-158-6, 7H-Furo(3',2':4,5)furo(2,3-c)xanthen-7-one, 3a,12c-dihydro-8-hydroxy-6-methoxy-, (3aR-cis)-, HSDB 3540, NSC 201423, NSC 204985, Sterigmatocystine, UNII-5F95211S5Z (ChemID).