C. Spiegler

A New General Approach to Enantiomerically Pure Cyclic and Open‐Chain (<i>R</i>)‐ and (<i>S</i>)‐α,α‐Disubstituted α‐Amino Acids

Daniel Obrecht, C. Spiegler, Peter Schönholzer et al. · Helvetica Chimica Acta · 1992 · 82 citations

Pharmacy, Chemistry, Medicinal Chemistry +14

<scp>L</scp>‐Phenylalanine Cyclohexylamide: A simple and convenient auxiliary for the synthesis of optically pure α,α‐disubstituted (<i>R</i>)‐ and (<i>S</i>)‐amino acids

Daniel Obrecht, U. Bohdal, Clemens Broger et al. · Helvetica Chimica Acta · 1995 · 71 citations

Natural Sciences, Biochemistry, Medicinal Chemistry +14

An Efficient Synthesis of Optically Pure (<i>R</i>)‐ and (<i>S</i>)‐2‐(aminomethyl)alanine ((<i>R</i>)‐ and (<i>S</i>)‐ama) and (<i>R</i>)‐ and (<i>S</i>)‐2‐(aminomethyl)leucine ((<i>R</i>)‐ and (<i>S</i>)‐aml)

Daniel Obrecht, H. Karajiannis, Christian W. Lehmann et al. · Helvetica Chimica Acta · 1995 · 26 citations

Natural Sciences, Biochemistry, Chemistry +12

Design and synthesis of novel nonpolar host peptides for the determination of the 310- and α-helix compatibilities of α-amino acid buildig blocks: An assessment of α,α-disubstituted glycines

Daniel Obrecht, M. Altorfer, U. Bohdal et al. · Biopolymers · 1997 · 25 citations

Life Sciences, Biochemistry, Protein Biochemistry +16