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Showing papers by "Ernst Schaumann published in 2000"

Journal Article•DOI•
Preparation of optically activen-butyl(methyl)phenyl-, tert-butyl(methyl)phenyl- andisopropyl(methyl)phenylsilanes from the corresponding silyl chlorides using2,2′-dihydroxy-1,1′-binaphthyls as resolving agents

[...]

Pawel Jankowski1, Ernst Schaumann, Jerzy Wicha1, Andrzej Zarecki1, Gunadi Adiwidjaja, Monika Asztemborska1 •
Polish Academy of Sciences1
01 Jan 2000-Chemical Communications
TL;DR: The optical purity of silanes 4a, 4b and 4c was determined by HPLC using a chiral cyclodextrin-based column as mentioned in this paper, achieving an optical purity ratio of 98% ee.

19 citations

Journal Article•DOI•
A Silicon-Mediated Domino Approach to Pyrrolidine- and Piperidine-2,3-diones

[...]

Alexander Jung, Oliver Koch, Monika Ries, Ernst Schaumann
01 Jan 2000-Synlett

1 citations

Journal Article•DOI•
A Silicon‐Mediated Domino Approach to Pyrrolidine‐ and Piperidine‐2,3‐diones.

[...]

Alexander Jung1, Oliver Koch1, Monika Ries1, Ernst Schaumann1•
Clausthal University of Technology1
25 Apr 2000-ChemInform

1 citations

Journal Article•DOI•
Preparation of Optically Active n-Butyl(methyl)phenyl-, tert-Butyl(methyl)phenyl- and Isopropyl(methyl)phenylsilanes from the Corresponding Silyl Chlorides Using 2,2′-Dihydroxy-1,1′-binaphthyls as Resolving Agents.

[...]

Pawel Jankowski, Ernst Schaumann, Jerzy Wicha, Andrzej Zarecki, Gunadi Adiwidjaja, Monika Asztemborska 
19 Sep 2000-ChemInform