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Prez-PrezAVilario-GarcaTFernndez-RiejosPMartn-GonzlezJSegura-EgeaJJSnchez-MargaletV

Science 306 , 704708

The highly electronegative carbonyl oxygen atom can withdraw electron density from the electron-rich carboncarbon double bond, thereby creating an electron deficient (electrophilic) center at the -carbon atom

Kelly-Welch et al
