Cyclobutane-bicyclobutane system. 2. Ionic bicyclobutane as an intermediate in the reaction of PhS- with 3-halobicyclobutanecarbonitrile: comparison between thio- and oxycarbenium ions
Cyclobutane-bicyclobutane system. 2. Ionic bicyclobutane as an intermediate in the reaction of PhS- with 3-halobicyclobutanecarbonitrile: comparison between thio- and oxycarbenium ions