The Synthesis of 3-Methoxycarbonylbenzofuran-2(3H)-one Derivatives via Copper(I)-Catalyzed Coupling of o-Bromophenols with Dimethyl Malonate - Hang, Howard C; Drotleff, Elizabeth; Elliot, Gregory I; Ritsema, Todd A; Konopelski, Joseph P (Synthesis, 1999)