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-acyl-2-bromobenzamides participate in metal-halogen exchange with n-BuLi to form N-acyl-2-lithiobenzamides, which undergo cyclization to afford 3-alkylidenephthalimidines. ... (b) RJ Boatman, BJ Whitlock, HW Whitlock Jr. ... Prepared by treatment of 2- ...