Title: Sulphenone
CAS Registry Number: 80-00-2
CAS Name: 1-Chloro-4-(phenylsulfonyl)benzene
Synonyms: p-chlorophenyl phenyl sulfone; 4-chlorodiphenyl sulfone; sulfenone
Manufacturers' Codes: R-242
Molecular Formula: C12H9ClO2S
Molecular Weight: 252.72
Percent Composition: C 57.03%, H 3.59%, Cl 14.03%, O 12.66%, S 12.69%
Literature References: May also contain 20% related diaryl sulfones. Prepn: Bender, Pitt,
US 2593001 (1952 to Stauffer Chem.). Toxicology: L. W. Hazleton
et al., J. Agric. Food Chem. 3, 836 (1955).
Properties: Dimorphic crystals, mp 94°. Slight aromatic odor. Tasteless. Soly at 20° (g/100 ml): acetone 74.4; dioxane 65.6; isopropanol 21; hexane 0.4; benzene 44.4; toluene 29.4; xylene 18.2; carbon tetrachloride 4.9. Practically insol in water. Slightly sol in petr oils. Stable to oxidizing and reducing agents, acids and alkalies found in spray formulations. LD50 orally in mice: 2.7 g/kg (Hazleton).
Melting point: mp 94°
Toxicity data: LD50 orally in mice: 2.7 g/kg (Hazleton)
Use: Acaricide.