Regioselective Monoalkylation of Dimethyl Alkylidenesuccinates: Simple Approach to Dialkyl-Substituted Maleic Anhydrides Including Chaetomellic Acid A
作者:Narshinha Argade、Umesh Kshirsagar
DOI:10.1055/s-0030-1260013
日期:2011.6
Natural and nonnatural dialkylmaleicanhydrides were readily prepared from dimethyl alkylidenesuccinates by sodium hexamethyldisilazide-induced selective monoalkylation followed by base-catalyzed hydrolysis. esters - alkylations - furans - heterocycles - maleic anhydrides