文献类型：期刊文献

英文题名：Synthesis of optically active dihydropyrans from asymmetric [4+2] cycloaddition of β,γ-unsaturated α-ketoesters with allenic esters

作者：Pei, Cheng-Kui[2,3];Jiang, Yu[2,3];Shi, Min[1,2,3]

机构：[1]Chinese Acad Sci, Shanghai Inst Organ Chem, State Key Lab Organometall Chem, Shanghai 200032, Peoples R China;[2]E China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China;[3]E China Univ Sci & Technol, Inst Fine Chem, Shanghai 200237, Peoples R China

年份：2012

卷号：10

期号：22

起止页码：4355

外文期刊名：ORGANIC & BIOMOLECULAR CHEMISTRY

收录：;EI(收录号：20122115058656);WOS:【SCI-EXPANDED(收录号:WOS:000304097000006)，CCR-EXPANDED(收录号:WOS:000304097000006)】；

基金：We thank the Shanghai Municipal Committee of Science and Technology (11JC1402600), National Basic Research Program of China (973)-2009CB825300, the Fundamental Research Funds for the Central Universities and the National Natural Science Foundation of China for financial support (21072206, 20472096, 20872162, 20672127, 21121062 and 20732008).

语种：英文

外文关键词：Pyridine

摘要：beta-Isocupreidine (beta-ICD) catalyzed asymmetric [4 + 2] cycloaddition of beta,gamma-unsaturated alpha-ketoesters with allenic esters afforded ester-substituted functionalized dihydropyran derivatives in high yields along with high enantioselectivities under mild conditions.