Organic letters

Synthesis of all nineteen appropriately protected chiral α-hydroxy acid equivalents of the α-amino acids for Boc solid-phase depsi-peptide synthesis

S Deechongkit, SL You, JW Kelly

Index: Gouesnard, Jean-Paul Bulletin de la Societe Chimique de France, 1989 , # 1 p. 88 - 94

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Citation Number: 71

Abstract

... All but one of the optimizations herein led to the use of 2 equiv of sodium nitrite in 20% aqueous acetic acid ... Scheme 1. Synthesis of the α-Hydroxy Acid Equivalents of the Boc-Protected α-Amino Acids by Diazotization (Method A was used for synthesis of 8−10 and 12−14 ...