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Issue 19, 2002
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Slow epimerization of stereochemically rigid diastereomers of the equatorially substituted cluster [Os3H23-S)(CO)8{(S)-PhCHMeNH2}]

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Abstract

Turnstile rotation is suppressed in the equatorially substituted cluster [Os3(μ-H)23-S)(CO)8{(S)-PhCHMeNH2}] which was separated by HPLC into two diastereomers which do not interconvert at room temperature and epimerize only slowly at 90 °C.

Graphical abstract: Slow epimerization of stereochemically rigid diastereomers of the equatorially substituted cluster [Os3H2(μ3-S)(CO)8{(S)-PhCHMeNH2}]

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Publication details

The article was received on 12 Apr 2002, accepted on 12 Aug 2002 and first published on 05 Sep 2002


Article type: Communication
DOI: 10.1039/B203611H
Citation: Chem. Commun., 2002,0, 2230-2231
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    Slow epimerization of stereochemically rigid diastereomers of the equatorially substituted cluster [Os3H23-S)(CO)8{(S)-PhCHMeNH2}]

    A. J. Deeming, C. S. Forth, G. Hogarth, D. Markham, J. O. Prince and J. W. Steed, Chem. Commun., 2002, 0, 2230
    DOI: 10.1039/B203611H

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