Enantioselective hydrogenation of α-aminomethylacrylates containing a free N-H group for the synthesis of β-amino acid derivatives

被引:34
作者
Qiu, Liqin
Prashad, Mahavir [3 ]
Hu, Bin
Prasad, Kapa
Repic, Oljan
Blacklock, Thomas J.
Kwong, Fuk Yee
Kok, Stanton H. L.
Lee, Hang Wai
Chan, Albert S. C.
机构
[1] Hong Kong Polytech Univ, Inst Mol Technol Drug Discovery & Synth, Open Lab Chirotechnol, Kowloon, Hong Kong, Peoples R China
[2] Hong Kong Polytech Univ, Dept Appl Biol & Chem Technol, Kowloon, Hong Kong, Peoples R China
[3] Nova Pharmaceut Corp, Proc Res & Dev Chem & Analyt Dev, E Hanover, NJ 07936 USA
关键词
asymmetric catalysis; Baylis-Hillman reaction;
D O I
10.1073/pnas.0704461104
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
We describe highly enantioselective synthesis of beta-amino acid derivatives (1a-c) using asymmetric hydrogenation of alpha-aminomethylacrylates (2a-c), which contain a free basic N-H group, as the key step. The alpha-aminomethylacrylates (2a-c) were prepared using the Baylis-Hillman reaction of an appropriate alclehyde with methyl acrylate followed by acetylation of the resulting allylic alcohols (4a-b) and S(N)2'-type amination of the allylic acetates (3a-b).
引用
收藏
页码:16787 / 16792
页数:6
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