Chemistry Letters p. 2031 - 2032 (1984)
Update date:2022-08-16
Topics:
Freer, Vernon, J.
Yates, Peter
Treatment of 5,5-dimethyl-2-cyclohexen-1-one and isophorone with phosphomolybdic acid, potassium dichromate, cupric sulfate, and air gives 5,5-dimethyl- and 3,5,5-trimethyl-2-cyclohexene-1,4-dione, respectively.In the latter reaction treatment of the crude product with aqueous base leads to the formation of 2,3,6,6-tetramethylanthracene-1,4,5,8-tetrone.
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