A [4+2] cycloaddition is a cycloaddition to which one reactant molecule contributes four pi electrons and the other two pi electrons. For example, see Diels-Alder reaction.
see also [2+2] cycloaddition
A [4+2] cycloaddition is a cycloaddition to which one reactant molecule contributes four pi electrons and the other two pi electrons. For example, see Diels-Alder reaction.
see also [2+2] cycloaddition