Deconjugation of Dehydroamino Acids: Stereoselective Synthesis of Racemic (<i>E</i>)-Vinylglycines
作者:Paul A. Alexander、Stephen P. Marsden、Dulce M. Muñoz Subtil、John C. Reader
DOI:10.1021/ol052139q
日期:2005.11.1
[reaction: see text] A practical and general two-step synthesis of carbamate-protected (E)-vinylglycines from aliphatic aldehydes is reported. The key step involves the kinetic alpha-protonation of dianionic dienolates derived from dehydroaminoacids.