SEARCH Articles Figures Tables 1.3- Dipolar cycloadditions alkynes and nitriles Alkyne-azide, 1,3-dipolar cycloaddition Alkynes 2+2]-cycloadditions Alkynes 3+2] dipolar cycloadditions, diazomethane Alkynes azide 1.3-dipolar cycloadditions Alkynes cycloaddition Azide-Alkyne Huisgen 1,3-Dipolar Cycloaddition Copper-catalyzed azide-alkyne 1,3-dipolar cycloaddition click