Synthesis of 4,4′-Dimethoxy-5,6,5′,6′-dimethenedioxy-2-alkyloxycarbonyl-2′-(4-substituted benzyl piperazin-1-yl)carbonyl-biphenyl
CHENG, Sen-Xiang, WANG, Li-Min, CHANG, Jun-Biao, QU, Ling-Bo, CHEN, Xiao-Lan, CHEN, Rong-Feng
Chinese Journal of Organic Chemistry . 2004, (6): 691 -696 .