Schulze,B. et al., Journal fur praktische Chemie (Leipzig 1954), 1977, vol. 319, p. 305 - 312
作者:Schulze,B. et al.
DOI:——
日期:——
Fischer,G.W., Chemische Berichte, 1971, vol. 104, p. 210 - 219
作者:Fischer,G.W.
DOI:——
日期:——
Reactions of Ketene Acetals. IV. A New Synthesis of α-Pyrones. III
作者:Alain Bélanger、Paul Brassard
DOI:10.1139/v75-028
日期:1975.1.15
A simple one-step synthesis of α-pyrones and 3-chloro-α-pyrones from β-functionalized α, β-enones and ketene acetals has been devised. The method has also been adapted to the preparation of some 4-methoxy-α-pyrones. Finally the mechanism of the reaction has been investigated.