The regioselectivity of the conversion of 1,3-diketones into beta-chloroenones can be changed by the appropriate choice of the reagent: reaction with ''Vilsmeier's reagent'' prepared from POCl3 and dimethylformamide or treatment of the diketone with the oxalyl chloride in the presence of dimethylformamide.
Borodaev, S. V.; Zubkova, O. V.; Luk'yanov, S. M., Journal of Organic Chemistry USSR (English Translation), 1988, vol. 24, p. 1662 - 1666
作者:Borodaev, S. V.、Zubkova, O. V.、Luk'yanov, S. M.
DOI:——
日期:——
Alberola, Angel; Andres, Jose M.; Gonzalez, Alfonso, Synthetic Communications, 1990, vol. 20, # 16, p. 2537 - 2547
作者:Alberola, Angel、Andres, Jose M.、Gonzalez, Alfonso、Pedrosa, Rafael、Pradanos, Pedro