Download full text in PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... 3-Bromo-3-methyldiazirine readily undergoes exchange reactions with F − , MeO − , CN − , or N 3 − . New carbene precursors can thus be prepared. ... 3-Bromo-3-Methyldiazirine readily undergoes exchange reactions with MeO − , F − , CN − , or N 3 − . New carbene ...