Journal of Inorganic and General Chemistry
www.zaac.wiley-vch.de
SHORT COMMUNICATION
Zeitschrift für anorganische und allgemeine Chemie
has much better thermal stability than that with an amidate Acknowledgements
ancillary ligand. Photophysical properties showed that com-
plex 2 gave the typical green emission. Moreover, the iridium We gratefully acknowledge financial support of this work by the
National Natural Science Foundation of China (21401080, 21371080),
complex could be applied on the transfer hydrogenation reac-
the Natural Science Foundation of Jiangsu Province (BK20130125),
tion of acetophenone and 2-propanol with moderate yield.
333 Talent Project of Jiangsu Province (BRA2012165) and China Post-
Compared to amide iridium complexes, the enhanced catalytic
activity of phosphine iridium complex provides us a possible
method toward iridium-catalyzed reactions.
doctoral Science Foundation (2014M550262).
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4
Experimental Section
4.1 Materials
IrCl
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bt) Ir(μ-Cl) Ir(bt) (1) was prepared according to the reported litera-
All solvents were dried by standard methods.
3 2
·3H O and other chemicals were obtained from commercial re-
(
2
[
2
2
8a]
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[
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4.3 Synthesis and Characterization Data of Complex 2
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Ir(μ-Cl)}
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–
1 1
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(
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3
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7
1
2
5
1
H), 7.56–7.50 (m, 2H), 7.46 (dd, J = 12.9, 5.3 Hz, 2H), 6.91–6.81(m,
H), 6.71 (t, J = 7.4 Hz, 1H), 6.67–6.62 (m, 2H), 6.10 (dd, J = 7.1,
.1 Hz, 1H), 1.88–1.75 (m, 3H), 1.72–1.61 (m, 3H), 1.06–0.86 (m,
2H), 0.62 (t, J = 7.0 Hz, 9H) ppm. 1 C NMR (101 MHz, CDCl
[
3
3
): δ
=
183.64 (d, J = 8.4 Hz), 179.30, 163.79, 162.78, 152.30, 149.71,
1
1
1
4
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1
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Crystallographic data (excluding structure factors) for the structure in
this paper have been deposited with the Cambridge Crystallographic
Data Centre, CCDC, 12 Union Road, Cambridge CB21EZ, UK.
Copies of the data can be obtained free of charge on quoting the de-
pository number CCDC-980976 (Fax: +44-1223-336-033; E-Mail:
deposit@ccdc.cam.ac.uk, http://www.ccdc.cam.ac.uk).
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403
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