BALDWIN J. E.; ADLINGTON R. M.; SWEENEY J. B., TETRAHEDRON LETT., 27,(1986) N 44, 5423-5424
作者:BALDWIN J. E.、 ADLINGTON R. M.、 SWEENEY J. B.
DOI:——
日期:——
Improved synthesis of α-Methylene-γ-lactones organotin reagents
作者:Jack E Baldwin、Robert M Adlington、Joseph B Sweeney
DOI:10.1016/s0040-4039(00)85228-4
日期:1986.1
The products of the reaction between aldehydes and the organotin reagent (1) have been converted to the corresponding α-methylene-γ-lactones in excellent yield under extremely mild conditions.
醛与有机锡试剂(1)之间的反应产物已在极温和的条件下以优异的收率转化为相应的α-亚甲基-γ-内酯。
Lead-Promoted 2-Carboethoxyallylation or 2-Carboxylallylation of Aldehydes: A New and Facile Method for the Synthesis of α-Methylene-γ-Butyrolactones
作者:Jing-Yao Zhou、Yu Jia、Xu-Bo Yao、Shi-Hui Wu
DOI:10.1080/00397919608004550
日期:1996.6
(or α-bromomethylacrylic acid) can be carried out under mild condition, the products 4-hydroxy-2-methylenebutanoates (or 4-hydroxy-2-methylenebutanoic acids) can be easily converted to α-methylene-γ-butyrolactones in the presence of CF3COOH.