94732-07-7Relevant academic research and scientific papers
Chemoselective N-Ethylation of Boc Amino Acids without Racemization
Hansen, Donald W.,Pilipauskas, Daniel
, p. 945 - 950 (1985)
The Boc derivatives of amino acids such as phenylalanine, methionine, and tyrosine benzyl ethers have been selectively ethylated to give, respectively, the enantiomerically pure Boc-N-ethyl amino acids 12, 20, and 23.The benzyl, trimethylsilyl, and tert-b
