Homo- and spiroconjugative effects in the sigmatropic rearrangement of 1,1′-spirobiindenes
作者:Herbert Kiesele
DOI:10.1016/s0040-4039(01)90246-1
日期:——
Due to homoconjugative interactions 2,3-dihydro-1,1′-spirobiindene and 1,1′-spirobiidene yields isomeric benzofluorenes in thermal, photochemical, and electron transfer induced rearrangement.