SEARCH Articles Figures Tables 1.3- Dipolar cycloaddition nitronates Cycloaddition ester Esters cycloadditions Nitronates cycloadditions Nitrone 1,3-dipolar cycloaddition Nitrone esters Nitrones 1,3-dipolar cycloadditions Nitrones cycloaddition Nitrones, cycloadditions Nitrones, dipolar cycloaddition Nitronic esters