This document does not have an outline. ... JavaScript is disabled on your browser. Please enable JavaScript to use all the features on this page. ... Author links open the overlay panel. Numbers correspond to the affiliation list which can be exposed by using the show more link. ... The reaction of N,N-disubstituted-4-methylaniline derivatives under Vilsmeier conditions afforded products derived from an intramolecular hydride shift when one N-substituent was benzyl or 4- ...