Title: Chlorfenson
CAS Registry Number: 80-33-1
CAS Name: 4-Chlorobenzenesulfonic acid 4-chlorophenyl ester
Additional Names: p-chlorophenyl p-chlorobenzenesulfonate; ovex
Manufacturers' Codes: K-6451
Trademarks: Estonmite; Orthotran; Ovochlor; Ovotox; Ovotran
Molecular Formula: C12H8Cl2O3S
Molecular Weight: 303.16
Percent Composition: C 47.54%, H 2.66%, Cl 23.39%, O 15.83%, S 10.58%
Literature References: Prepn: Barna, GB 747368 (1956 to Diamond Alkali).
Properties: Crystals from benzene, mp 86.5-86.8°. Practically insol in water. Solubilities at 25° in g/100 ml: 95% alcohol 1.4; acetone 130.0; carbon tetrachloride 41.0; cyclohexanone 110.0; ethylene dichloride 110.0; xylene 78.0; petr oils 2.0-2.7.
Melting point: mp 86.5-86.8°
CAUTION: Irritating to skin: Clinical Toxicology of Commercial Products, R. E. Gosselin et al., Eds. (Williams & Wilkins, Baltimore, 5th ed., 1984) Section II, pp 290.
Use: Miticide; control of powdery mildew.
Status: This monograph has been retired and is no longer subject to revision or update. |