497967-74-5Relevant articles and documents
α-Amino acids and dioxopiperazines crowned at the α-carbons with polyether macrorings. Synthesis, complexation and self-assembling properties
Bělohradsky, Martin,Císa?ová, Ivana,Holy, Petr,Pastor, Jan,Závada, Ji?í
, p. 8811 - 8823 (2007/10/03)
Crowned α-amino acids 7a-c and their dioxopiperazine derivatives 12a-c were prepared from the easily accessible masked tris(hydroxymethyl)aminomethane 1. X-Ray crystal structures of the free as well as alkali metal ion coordinated compounds were investigated.