The activity scale of dipolarophiles versus thiobenzophenone s-methylide
作者:Rolf Huisgen、Li Xingya
DOI:10.1016/s0040-4039(00)88294-5
日期:——
Competition experiments of pairs of dipolarophiles for thiobenzophenone S-methylide () furnish relative rate constants which reveal an unusually high selectivity of the nucleophilic 1,3-dipole, in accordance with Sustmann's PMO concept.