Substituent and coordination effects in singlet reactions of 3-diazo-3H-1,2,4-triazoles with substituted benzenes and nitro compounds
作者:J Glinka、D Fiscus、C.B Rao、H Shechter
DOI:10.1016/s0040-4039(00)95476-5
日期:1987.1
3-Diazo-3-1,2,4-triazoles convert to singlet 3-1,2,4-triazol-3-ylidenes which (1) effect directed electrophilic substitutions of benzenes and (2) coordinate with benzenoid substituents and nitro compounds to give decomposition or rearrangement products.