Abstract
An operationally simple and environmentally benign method for reductive coupling of sulfonyl chlorides to the corresponding disulfides has been developed. Sulfonyl chlorides can be rapidly reduced with SO2/KI/H2SO4 system in moderate to good yields at 80 °C in water.
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Acknowledgments
The authors gratefully acknowledge the funding support by a grant from the National Natural Science Foundation of China (No. 21076183), and the Science and Technology Innovation Team of Zhejiang Province (No. 2009R50002).
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Zhao, Q., Qian, C. & Chen, Xz. Investigation on the reduction of sulfonyl chlorides with sulfur dioxide in water as solvent. Monatsh Chem 144, 1547–1550 (2013). https://doi.org/10.1007/s00706-013-1027-2
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DOI: https://doi.org/10.1007/s00706-013-1027-2