Diastereoselective photocycloaddition of axially chiral monothiosuccinimides to 1,1-diphenylethylene
作者:Masami Sakamoto、Masaki Shigekura、Ayako Saito、Tomoko Ohtake、Takashi Mino、Tsutomu Fujita
DOI:10.1039/b304435a
日期:——
Photolysis of axially chiral monothiosuccinimides in the presence of diphenylethylene gave spirothietanes effectively, where the cycloaddition took place diastereoselectively by way of the steric effect of the ortho-substituent on the phenyl ring.
在二苯乙烯存在下,轴向手性单硫代琥珀酰亚胺的光解有效地产生了螺硫杂环丁烷,其中通过邻位取代基在苯环上的空间效应,非对映选择性地进行环加成反应。