2,6-Diisopropyl-1,4-benzoquinone1988-11-0100 % similar 2,6-Dimethyl-1,4-benzoquinone527-61-742 % similar 2,6-Dimethoxybenzoquinone530-55-238 % similar 2,6-Di-tert-butyl-1,4-benzoquinone719-22-238 % similar 2,6-Dichloro-1,4-benzoquinone697-91-637 % similar Phorone504-20-136 % similar 2,6-Dimethyl-3,5-heptanedione18362-64-635 % similar Diisopropyl ketone565-80-033 % similar