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. ... Dedicated to a colleague and personal friend, Professor Madeleine M. Joullie, in celebration of 40 years of distinguished teaching and research at the University of Pennsylvania. ... Treatment of selected chloromethylated heteroaromatics, including pyridines, thiophenes, and ...