Synonyms: Dunnione;33404-57-8;dl-Dunnione;AC1Q6KGN;AC1L66QG;NSC95403;EINECS 251-507-0;AR-1I7068;NSC-95403;C10337;2,3,3-trimethyl-2H-benzo[g][1]benzofuran-4,5-dione;2,3,3-trimethyl-2,3-dihydronaphtho[1,2-b]furan-4,5-dione;2,3-Dihydro-2,3,3-trimethylnaphtho(1,2-b)furan-4,5-dione;Naphtho(1,2-b)furan-4,5-dione, 2,3-dihydro-2,3,3-trimethyl-;521-49-3