对映体药物
焦谷氨酸
冷凝
安息香
化学
有机化学
对映选择合成
催化作用
氨基酸
生物化学
热力学
物理
作者
Dieter Enders,Jianwei Han
标识
DOI:10.1016/j.tetasy.2008.05.017
摘要
A family of enantiopure 1,2,4-triazolium salts were prepared starting from the inexpensive (S)-pyroglutamic acid. After treatment with base, the corresponding N-heterocyclic carbenes were tested as organocatalysts in the asymmetric benzoin condensation and gave good yields and up to 95% ee.
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