Three chiral vinyldioxazaborocanes.
Autor: | Olmstead MM; Department of Chemistry, University of California, Davis, CA 95616, USA. olmstead@chem.ucdavis.edu, Fettinger JC, Gamsey S, Clary JW, Singaram B |
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Jazyk: | angličtina |
Zdroj: | Acta crystallographica. Section C, Crystal structure communications [Acta Crystallogr C] 2006 Jun; Vol. 62 (Pt 6), pp. o333-5. Date of Electronic Publication: 2006 May 24. |
DOI: | 10.1107/S0108270106013527 |
Abstrakt: | The structures of three chiral vinyldioxazaborocanes are reported, namely (2E)- and (2Z)-6-benzyl-2-buten-2-yl-1,3,6,2-dioxazaborocane, C27H30BNO2, (II) and (III), respectively, and (2Z)-2-buten-2-yl-6-isobutyl-1,3,6,2-dioxazaborocane, C24H32BNO2, (IV). These compounds may be useful in asymmetric reactions. In the structures reported here, the N-B donor-acceptor bond is longer than in any previously reported analogous compounds. |
Databáze: | MEDLINE |
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