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“On Water”: Efficient Iron-Catalyzed Cycloaddition of Aziridines with Heterocumulenes


  • We thank Department of Science and Technology, New Delhi and Council of Scientific and Industrial Research, New Delhi for financial Support.


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In suspension: The reaction of aziridines with heterocumulenes in the presence of Fe(NO3)3⋅9 H2O in aqueous suspension provides access to functionalized five-membered heterocycles in good to high yields. This protocol has a wide substrate scope, is simple, and uses a nontoxic and cheap catalyst.

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