N-trityl protected aspartic acid derivatives for the preparation of
申请人:Merrell Pharmaceuticals Inc.
公开号:US05554773A1
公开(公告)日:1996-09-10
The present invention related to novel (R)-dimethyl N-tritylaspartate and novel (R)-alkyl N-trityl-4-oxo-5-phosphononorvalinate derivatives which are useful in the preparation of the class of beta-ketophosphonate NMDA antagonists.
Synthesis and rearangement of homoserine derivatives
作者:Jack E. Baldwin、M. North、A. Flinn
DOI:10.1016/s0040-4020(01)85851-8
日期:1988.1
Synthesis of (<i>R</i>)-4-Oxo-5-phosphononorvaline, an<i>N</i>-Methyl-D-aspartic Acid Receptor Selective β-Keto Phosphonate
作者:Duane E. Rudisill、Jeffrey P. Whitten
DOI:10.1055/s-1994-25588
日期:——
(R)-4-Oxo-5-phosphononorvaline (1), a selective NMDA glutamate site antagonist, has been synthesized in four steps (overall yield = 31%) from (R)-aspartic acid, without racemization.