Download 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. ... The mildest method of N-vinylation has been discovered. The synthetic utilities of the N- and O-vinylated products include protecting group, cyclopropanation and Grubbs' ring closure metathesis reactions. ... The mildest method of N-vinylation has been discovered. The synthetic ...