DOLBIER W. R., JR.; AL-FEKRI DHEYA M., TETRAHEDRON, 43,(1987) N 1, 39-44
作者:DOLBIER W. R., JR.、 AL-FEKRI DHEYA M.
DOI:——
日期:——
The thermal deazetations of fluorinated 2,3-diazabicyclo[3.2.0]hept-2-enes
作者:William R. Dolbier、Dheya M. Al-Fekri
DOI:10.1016/s0040-4020(01)89928-2
日期:1987.1
Thermal deazetation of difluoro- and tetrafluoro-2,3-diazabicyclo[3.2.0]hept-2-enes proceed via two parallel mechanistic pathways, one involving formation of a diradical via simple N2 loss, and the other proceeding via a retro-dipolar cycloaddition process. A key finding was the absence of isolation of a bicyclopentane product in the difluoro case.