RSC Advances
Communication
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In summary, we have demonstrated an interesting tandem
oxidative cleavage/coupling process of benzoxazoles with
a-oxocarboxylic acids to the benzoxazinones using Oxone as a
sole oxidant under metal-free conditions. The method is
compatible with a wide range of easily available reactants and
reagents.
Acknowledgements
Financial support from National Natural Science Foundation of
China (no. 21102110) and the Fundamental Research Funds of
the Central Universities (no. 2011jdhz28) are greatly
appreciated.
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8722 | RSC Adv., 2014, 4, 8720–8722
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