benzophenone

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benzophenone

[¦ben·zō·fə′nōn]
(organic chemistry)
C6H5COC6H6 A diphenyl ketone, boiling point 305.9°C, occurring in four polymorphic forms (α, β, γ, and δ) each with different melting point; used as a constituent of synthetic perfumes and as a chemical intermediate. Also known as diphenyl ketone; phenyl ketone.