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. ... N,N-Dimethylamides are converted by NBS to the N-succinimidomethylamides in an almost quantitative yield. The intermediacy of bromomethylderivatives which further react with NBS to give is demonstrated. ... Purification was carried out on a Merck silica gel 60 column, eluent ...