e.g. Filippa Pettersson or Cancer Res. 75(6) , 1102-12, (2015) or 10.1002/anie.201600521
Enantioselective syntheses of isotopically labelled α??amino acids. Preparation of (ϵ??13C)??L?螃窿?aminoadipic acid and five isotopomers of L??lysine with 13C, 15N and …
J Raap, CM van der Wielen…
Index: Recueil des Travaux Chimiques des Pays-Bas, , vol. 109, # 4 p. 277 - 286