MgBr<sub>2</sub> · OEt<sub>2</sub>: A Lewis Acid Catalyst for the <i>O</i>- and <i>N</i>-Boc Protection of Phenols and Amines
作者:Aaron Schechter、David Goldrich、Jessica R. Chapman、Beatrix M. Uberheide、Daniel Lim
DOI:10.1080/00397911.2014.976348
日期:2015.3.4
MgBr2 center dot OEt2 efficiently catalyzes the O- and N-tert-butoxycarbonylation of functionalized phenols and amines. The presented procedure is operationally simple and done under solvent-free conditions.