Gerhard Krack

Peptide conformations. 20. Conformational analysis of proline rings from proton spin-spin coupling constants and force-field calculations: application to three cyclic tripeptides

Frank A.A.M. de Leeuw, C. Altona, Horst Kessler et al. · Journal of the American Chemical Society · 1983 · 57 citations

Life Sciences, Biochemistry, Chemistry +15

Peptide conformation. 17. cyclo-(L-Pro-L-Pro-D-Pro). Conformational analysis by 270- and 500-MHZ one- and two-dimensional proton NMR spectroscopy

Horst Kessler, Wolfgang Bermel, Axel Friedrich et al. · Journal of the American Chemical Society · 1982 · 50 citations

Natural Sciences, Biochemistry, Chemistry +12

Separation and identification of vitamin A acetate isomers by supercritical fluid chromatography—1H NMR coupling

Ulrich Braumann, Heidrun Händel, Sabine Strohschein et al. · Journal of Chromatography A · 1997 · 39 citations

Pharmacy, Biochemistry, Pharmaceutical Analysis +13

Structure Determination of Vitamin A Acetate Isomers through Coupled HPLC and ¹H NMR Spectroscopy

Klaus Albert, Götz Schlotterbeck, Ulrich Braumann et al. · Angewandte Chemie International Edition in English · 1995 · 32 citations

Natural Sciences, Biochemistry, Chemistry +12

Conformational equilibrium in the backbone of cyclic tripeptides

Horst Kessler, Peter Kondor, Gerhard Krack et al. · Journal of the American Chemical Society · 1978 · 22 citations

Natural Sciences, Chemistry, Analytical Chemistry +8