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In several compounds (S)-1, e.g. R = Et, iPr, iBu, no deprotonation is observed at all [1,3a]
-
In several compounds (S)-1, e.g. R = Et, iPr, iBu, no deprotonation is observed at all [1,3a].
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0344687976
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note
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-3, Flack parameter 0.1(2), hydrogens calculated and refined as riding atoms.
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30
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0345118737
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Thieme: Stuttgart, 4th Ed., E 19d
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41
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0344687946
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note
-
-3, Flack parameter 0.00(3), hydrogens calculated and refined as riding atoms. Data sets were collected with Enraf Nonius CAD4 diffractometers. Programs used: data reduction MolEN, structure solution SHELXS-97, structure refinement SHELXL-97, graphics SCHAKAL-92.Crystallographic data (excluding structure factors) for the structures reported in this paper have been deposited with the Cambridge Crystallographic Data Centre as supplementary publication no. CCDC-124693 (14g) and 124694 (ent-16c). Copies of the data can be obtained free of charge on application to The Director, CCDC, 12 Union Road, CambridgeCB2 1EZ, UK [fax +44(1223)336033, e-mail: deposit@ccdc.cam.ac.uk].
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46
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0345550058
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Only the major diastereomer is shown
-
Only the major diastereomer is shown.
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