Many (cis)-cyclopropanes bearing 1-electronwithdrawing and 2-hydroxymethylene groups were synthetised and isomerized under midl acidic conditions to afford the corresponding trans isomers. The mechanism is reported.
在中酸性条件下,合成了许多带有1-吸电子基团和2-
羟基亚甲基的(顺式)-
环丙烷,并使其异构化,得到了相应的反式异构体。报告了该机制。