作者: James M. Coxon , Siew Tai Fong , D.Quentin McDonald , Peter J. Steel
DOI: 10.1016/S0040-4039(00)60084-9
关键词:
摘要: Dimethyl acetylenedicarboxylate and N-phenyl-1,2,4-triazolinedione add to ether 1 from the more sterically congested face of diene syn c