Synthesis of substituted α-methylene-γ-butyrolactones from chloroformates via palladium catalysed cyclisation–anion capture
作者:Ronald Grigg、Vladimir Savic
DOI:10.1039/b006842j
日期:——
Cyclisation of chloroformates onto proximate alkyne
functionality in the presence of a Pd(0) catalyst followed by
anion capture affords α-methylene-γ-butyrolactone derivatives
in moderate to good yields.
氯甲酸酯在Pd(0)催化剂存在下与邻近的炔功能团进行环化反应,随后进行阴离子捕获,可以中等至良好产率得到α-亚甲基-γ-丁内酯衍生物。