10.1002/cctc.201701182
ChemCatChem
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Scheme 5. The proposed mechanism of GO catalyzed
iodination reactions.
Experimental Section
Bolm, J. P. Hildebrand, K. Muniz, N. Hermanns, Angew.
̃
A solution of aromatic or ketone (0.2 mmol), graphene
oxide (GO) (20 mg), I2 (1 equiv for mono-iodination; 4
equiv for di-iodination) in CH3NO2 (0.7 mL) were stirred
in a sealed round bottom microwave reaction tube (10 mL)
under air at 120 °C for 1 h. After being cooled to room
temperature, the reaction mixture were filtered, washed
with AcOEt. Afterward, the solution was evaporated under
vacuum. The residue was purified by preparative thin-layer
chromatography (TLC) on silica gel with petroleum ether
and AcOEt to achieve the pure product.
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Acknowledgements
We are grateful to the National Natural Science Foundation of
China (No. 21402168), Scientific Research Foundation of Hunan
Provincial Education Department (No. 15B232) and Hunan 2011
Collaborative Innovation Center of Chemical Engineering &
Technology with Environmental Benignity and Effective Resource
Utilization for their support of our research.
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