Diphenyl Sulfone

Title: Diphenyl Sulfone
CAS Registry Number: 127-63-9
CAS Name: 1,1¢-Sulfonylbisbenzene
Additional Names: phenyl sulfone; sulfobenzide
Molecular Formula: C12H10O2S
Molecular Weight: 218.27
Percent Composition: C 66.03%, H 4.62%, O 14.66%, S 14.69%
Line Formula: (C6H5)2SO2
Literature References: Prepd by sulfonation of benzene with sulfuric acid; formed as a by-product on production of benzenesulfonic acid and benzenesulfonyl chloride.
Properties: White monoclinic prisms or leaflets, mp 128-129°. bp 378-379°. Insoluble in cold water. Slightly sol in boiling water; sol in hot alcohol, in benzene. LD50 orally in rats: >2 g/kg, Residue Rev. 36, 240 (1971).
Melting point: mp 128-129°
Boiling point: bp 378-379°
Toxicity data: LD50 orally in rats: >2 g/kg, Residue Rev. 36, 240 (1971)
Use: Ovicide; acaricide.
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