Reinterpretation of long-range 1H-19F spin—spin coupling in 1,4-dihydro-1,4-epoxynaphthalenes and related systems
作者:Gordon W. Gribble、William J. Kelly
DOI:10.1016/s0040-4039(01)92936-3
日期:1981.1
The long-range 1H-19F coupling reported earlier for the bridgehead proton(s) in 1,4-dihydro-1,4-epoxynaphthalenes (e.g., ) is shown unequivocally to involve the distal fluorine by a five-bond zig-zag coupling pathway.
较早前报道的1,4-二氢-1,4-环氧萘(例如)中桥头质子的远程1 H - 19 F偶合清楚地表明是通过五键Zig- zag耦合途径。