tetrabutylammomium bromide 20 h; Ambient temperatureselective butylation of acetophenone; other phase transfer catalysts and alkylating agents, var. time and temperature conditions; also with KOTBu; Product distribution;
Multistep reaction; The regioselectivity of the alkylation of the kinetic mixture of lithium enolates was investigated in the absence or in the presence of different quantity of HMPA.; Product distribution;
参考文献
Liotta, Charles L.; Caruso, Thomas C.
Tetrahedron Letters, 1985 , vol. 26, # 13 p. 1599 - 1602