The reactions of 2-substituted 2-bromodimedones with various bases were studied. The behavior of the dimedones changed with the base and substituent attached to the dimedones. Treatment of 2-alkyl-2-bromodimedones (1a and 1b) with a weak nucleophilic ...
[Holder, Richard W.; Daub, John P.; Baker, Wesley E.; Gilbert, Raymond H; Graf, Norman A. Journal of Organic Chemistry, 1982 , vol. 47, # 8 p. 1445 - 1451]