Selective Azetidine and Tetrahydropyridine Formation via Pd-Catalyzed Cyclizations of Allene-Substituted Amines and Amino Acids
作者:Floris P. J. T. Rutjes、Kim C. M. F. Tjen、Larissa B. Wolf、Willem F. J. Karstens、Hans E. Schoemaker、Henk Hiemstra
DOI:10.1021/ol990700c
日期:1999.9.1
[GRAPHICS]By choosing the right substituents either highly functionalized unusual four-membered ring amino acids or the isomeric pipecolic acid derivatives are obtained in enantiomerically pure form. Starting material is a linear allene containing amino acid that has been resolved via biocatalysis.
A Biocatalytic Route to Enantiomerically Pure Unsaturated α-H-α-Amino Acids
作者:Larissa B. Wolf、Theo Sonke、Kim C. M. F. Tjen、Bernard Kaptein、Quirinus B. Broxterman、Hans E. Schoemaker、Floris P. J. T. Rutjes