Title: Chlorbenside
CAS Registry Number: 103-17-3
CAS Name: 1-Chloro-4-[[(4-chlorophenyl)methyl]thio]benzene
Additional Names: p-chlorobenzyl p-chlorophenyl sulfide; chlorocide
Trademarks: Chlorparacide; Chlorsulphacide; Mitox
Molecular Formula: C13H10Cl2S
Molecular Weight: 269.19
Percent Composition: C 58.00%, H 3.74%, Cl 26.34%, S 11.91%
Literature References: Prepn of analogous compd, p-chlorobenzyl p-nitrobenzyl sulfide, from p-chlorophenylthiol and p-nitrobenzyl chloride: Stevenson et al., GB 738170 (1955 to Boots Pure Drug). Chemical and biological properties: Cranham et al., Chem. Ind. (London) 1953, 1206.
Properties: Crystals, mp 75-76°. Technical grades may have almond-like odor. d425 1.4210. Vapor tension at 30°: 1.21 ´ 10-5 mm. uv max (95% ethanol): 262 nm: Watson, Chem. Ind. (London) 1956, 349. Soly in water <1:5000, in ethanol about 2.9%, in kerosene 5-7.5%. Sol in acetone, benzene, toluene, xylene, petr ether. Resistant to acid and alkaline hydrolysis. Strong oxidizing agents convert it to the corresponding sulfoxide and sulfone.
Melting point: mp 75-76°
Absorption maximum: uv max (95% ethanol): 262 nm: Watson, Chem. Ind. (London) 1956, 349
Density: d425 1.4210
CAUTION: May be irritating to skin. Kidney and liver injuries have been produced in exptl animals.
Use: Acaricide, esp for the control of eggs and larvae of red spider mites.
Status: This monograph has been retired and is no longer subject to revision or update. |