A chemical group consisting of a benzene ring bonded to a carbon atom with a double-bonded oxygen (C6H5-CO-), widely used in organic synthesis and pharmaceuticals.
From 'benzo-' (benzene) + '-yl' (a suffix denoting a chemical group or radical). Named in the early 19th century by German chemist Friedrich Wöhler and Joseph Gay-Lussac when they identified this functional group.
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