3-甲基-2-氧代丁酰乙酯置于盐酸,Titanium(Iv) Tetraethanolate,L-Selectride体系中,用 四氢呋喃,1,4-二氧六环,甲醇 作为反应溶剂,化学反应 13.5H,反应生成 D-缬氨酸乙酯盐酸盐
参考文献:Asymmetric Synthesis Of α-Amino Acids By Reduction Of N-Tert-Butanesulfinyl Ketimine Esters
标题:Asymmetric Synthesis Of α-Amino Acids By Reduction Of N-Tert-Butanesulfinyl Ketimine Esters
摘要:A Highly Regio-And Diastereoselective Reduction Of Various N-Tert-Butanesulfinyl Ketimine Esters With L-Selectride Resulting In The Formation Of Alpha-Amino Acids Is Reported. This Method Is Quite General And Also Practical For The Preparation Of Both Enantiomers Of Aryl Or Aliphatic A-Amino Acids In High Yields.
DOI:10.1021/jo200401A