10.1002/anie.201713209
Angewandte Chemie International Edition
COMMUNICATION
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Unambiguous assignment of all 13C resonances of 2a was achieved
through HMBC and HMQC analysis of 2a and 13C NMR analysis of 13C-
labelled isotopomers {(IPr-1-13C1)Au[η1-C=C=CPh2]}+ OTf– (2a-IPr-1-
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for substituted
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[27] No evidence for complexation of 3 to the (IPr)Au+ fragment was
observed by 1H or 13C NMR spectroscopy.[28]
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[30] More detailed assignments of the chemical shifts and carbon-carbon
and carbon-nitrogen coupling constants for complexes 5 and 6 and
their isotopomers is provided in the Supporting Information.
[31] In comparison, 2a failed to react with anisole, THF, or acetone below
the threshold for thermal decomposition of 2a.
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