您要查找的是不是:
- diastereoselective aUylation 烯丙化反应
- The diastereoselective reactions of organogembismetallic reagent 3 with trialkyltin chloride and iodine were studied. 研究了偕二金属有机试剂3与氯化三烷基锡和碘的非对映选择性反应。
- A diastereoselective version for the synthesis of chiral pyrrolidine and piperidine ring containing compounds was also developed. 利用由本项目拓展的方法,我们成功全合成了生物碱石蒜碱及单萜化合物紫牡丹内酯,合成了蛙皮毒素的重要合成中间体。
- The second reaction we tested was diastereoselective Michael-Aldol annulation of B-keto ester 121 with methacrolein to give a key intermediate for synthesizing (-)-Huperzine A. 其次,我们以手性胍为催化剂,探索了带有手性辅基的B-酮酯121g、121h和121i与异丁烯醛的不对称Michael/Aldol串联反应,不对称地合成天然石杉碱甲((-)-Huperzine A)的关键中间体123。
- Keywords trifluoromethylated amino acid;diastereoselective allylation;indium; 关键词三氟甲基氨基酸;烯丙化反应;铟;
- Keywords trans cognac lactone;butyrolactone;diastereoselective synthesis; 科涅克内酯;丁内酯;非对映选择性合成;
- diastereoselective 非对映选择性
- diastereoselective synthesis 非对映选择性合成