Mechanistic insight into the highly regioselective Ni(0)-catalyzed [2 + 2] self-cycloaddition of electron-deficient allenoates

Chemistry

• catalytic cycle 50%
• Cycloaddition 100%
• Cyclodimerization 50%
• Density Functional Theory 50%
• Energetics 50%
• Reductive Elimination Reaction 50%
• Regioselectivity 50%