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pro vyhledávání: '"Bernd Napierski"'
Autor:
Matthias Beller, Bernd Napierski, E. Wolfgang Holla, Holger Geissler, Markus Eckert, Heinz-Peter Rebenstock
Publikováno v:
Chemistry – A European Journal. 4:935-941
A “state of the art” route to enantiomerically pure synthetic α-amino acids on a multigram scale from commonly available starting materials (below) is described; it relies on the combination of palladium-catalyzed amidocarbonylation and enantios
Autor:
Heiner Jendralla, Bernd Napierski, Bernhard Kammermeier, Gerhard Beck, Wolfgang Holla, Detlev Jacobi
Publikováno v:
Chemistry - A European Journal. 2:307-315
Peptide aldehydes 15 a–c are prepared without epimerization from enantiomerically pure (S)-α-amino acids (Scheme 3). Reductive pinacol homocoupling of 15 a–c, induced by vanadium complex 11 or niobium complex 16 in refluxing THF, yields C2-symme
Publikováno v:
Synthesis. 1996:823-825
Publikováno v:
Synlett. 1994:333-334