![File:Accepted Mechanism of the 1,3-Dipolar Cycloaddition Reaction Mediated by Metal Catalysis of Diazocarbonyl Compounds. Modified from M. Hodgson, D. et al. In Organic Reactions; John Wiley & Sons, Inc.png - Wikipedia File:Accepted Mechanism of the 1,3-Dipolar Cycloaddition Reaction Mediated by Metal Catalysis of Diazocarbonyl Compounds. Modified from M. Hodgson, D. et al. In Organic Reactions; John Wiley & Sons, Inc.png - Wikipedia](https://upload.wikimedia.org/wikipedia/commons/5/56/Accepted_Mechanism_of_the_1%2C3-Dipolar_Cycloaddition_Reaction_Mediated_by_Metal_Catalysis_of_Diazocarbonyl_Compounds._Modified_from_M._Hodgson%2C_D._et_al._In_Organic_Reactions%3B_John_Wiley_%26_Sons%2C_Inc.png)
File:Accepted Mechanism of the 1,3-Dipolar Cycloaddition Reaction Mediated by Metal Catalysis of Diazocarbonyl Compounds. Modified from M. Hodgson, D. et al. In Organic Reactions; John Wiley & Sons, Inc.png - Wikipedia
Energy of Concert and Origins of Regioselectivity for 1,3-Dipolar Cycloadditions of Diazomethane | The Journal of Organic Chemistry
1,3-Dipolar cycloaddition of nitrones to oxa(aza)bicyclic alkenes - Organic Chemistry Frontiers (RSC Publishing)
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![Arenes participate in 1,3-dipolar cycloaddition with in situ-generated diazoalkenes | Nature Chemistry Arenes participate in 1,3-dipolar cycloaddition with in situ-generated diazoalkenes | Nature Chemistry](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41557-023-01188-z/MediaObjects/41557_2023_1188_Figa_HTML.png)