Three strategies (additive, chiral auxiliary or chiral reagent) were developed to improve the diastereoselectivity or enantioselectivity of the ylide cyclopropanation reactions.
通过加剂、手性辅基、手性试剂等3种策略,分别控制反应的非对映选择性和对映选择性。
Three strategies (additive, chiral auxiliary or chiral reagent) were developed to improve the diastereoselectivity or enantioselectivity of the ylide cyclopropanation reactions.
通过加剂、手性辅基、手性试剂等3种策略,分别控制反应的非对映选择性和对映选择性。
The enantioselectivity of N-dodecanoyl-L-proline-3,5-dimethyl-anilide is also good, but the basic line fluctuates strongly due to containing benzene ring in its molecular structure.
N-十二酰基-L-脯酸-3,5-二甲基苯加剂,手性选择性也较好,但由于含有苯环,紫外吸收增强,基线波动严重。
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