Asymmetric Synthesis of (S)-Dimethyl-4,4′-dimethoxy-5,6,5′,6′-dimethenedioxybiphenyl-2,2′-dicarboxylate  

作　　者：SenXiangCHENG LiMinWANG JunBiaoCHANG LingBoQU RongFengCHEN JingXiXIE 

机构地区：[1]HenanResearchCenter,HenanAcademyofSciences,Zhengzhou450002 [2]DepartmentofChemistry,ZhengzhouUniversity,Zhengzhou450052／／HenanResearchCenter,HenanAcademyofSciences,Zhengzhou450002 [3]DepartmentofChemistry,ZhengzhouUniversity,Zhengzhou450052

出　　处：《Chinese Chemical Letters》2005年第2期167-170,共4页中国化学快报（英文版）

摘　　要：(S)-Dimethyl-4, 4′-dimethoxy-5, 6, 5′, 6′-dimethenedioxy-biphenyl-2, 2′-dicarbonylatewas synthesized in reasonable yield through a series of reactions, including chiral oxazoline-mediated asymmetric Ullmann coupling, from methyl 2-bromo-5-methoxy-3, 4-methenedioxy-benzoate.

关 键 词：BIPHENYL Schisandrin C asymmetric Ullmann coupling. 

分 类 号：R282.71[医药卫生—中药学] R284[医药卫生—中医学]