6
VEISI ET AL.
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with hot ethanol and water, and reused in a next reaction.
The data listed in Figure 6 show that catalyst could be
reused 5th times with only marginal loss of its catalytic
activity. The high stability and excellent reusability of the
catalyst should result from the chelating action of
thiosemicarbazide groups on CuI and the mesoporous struc-
ture of the MWCNTs support.
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4
| CONCLUSION
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ACKNOWLEDGMENTS
We are thankful to Payame Noor University and Pharmaceu-
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