A practical synthesis of fully protected l-γ-carboxyglutamic acid
作者:Sheng Jiang、Christopher C. Lai、James A. Kelley、Peter P. Roller
DOI:10.1016/j.tetlet.2005.10.121
日期:2006.1
We have developed a new synthetic route for the preparation of Fmoc protected l-γ-carboxyglutamic acid in 60% overall yield (>99% ee) via a six-step synthesis from d-Garner’s aldehyde. An aldol condensation and the selective cleavage of the acetonide protective group are key steps.