| Identification | Back Directory | [Name]
CHLORFENSULFIDE | [CAS]
2274-74-0 | [Synonyms]
cpas azosulfide Chlorfensulde chlorfensulfid CHLORFENSULFIDE CHLORFENSULPHIDE 4-chlorophenyl2,4,5-trichlorophenylazosulfide 4-chlorphenyl-2’,4’,5’-trichlorphenylazosulfid 2,4,5-trichloro-benzenediazop-chlorophenylsulfid 2,4,5-trichlorophenylazo-4’-chlorophenyl-sulfide 4-chlorophenyl 2,4,5-trichlorobenzenediazosulphide [(4-Chlorophenyl)thio](2,4,5-trichlorophenyl)diazene ((p-chlorophenyl)thio)(2,4,5-trichlorophenyl)-diimid (4-chlorophenyl)sulfanyl-(2,4,5-trichlorophenyl)diazene (E)-1-((4-Chlorophenyl)thio)-2-(3,4-dichlorophenyl)diazene | [Molecular Formula]
C12H6Cl4N2S | [MDL Number]
MFCD00143947 | [MOL File]
2274-74-0.mol | [Molecular Weight]
352.07 |
| Hazard Information | Back Directory | [Description]
Chlorfensulphide is an obsolete acaricide. Little information is available regarding its environmental fate. It is moderately toxic to fish and aquatic invertebrates. It has a low mammalian toxicity if ingested and is a skin irritant. | [Uses]
(E)-1-((4-Chlorophenyl)thio)-2-(3,4-dichlorophenyl)diazene is a pesticide. | [Definition]
ChEBI: Chlorfensulphide is a member of monochlorobenzenes and a trichlorobenzene. | [Production Methods]
Chlorfensulphide is commercially produced through a diazotization and coupling reaction. The process begins with the diazotization of 2,4,5-trichloroaniline using sodium nitrite and hydrochloric acid to form the diazonium salt. This intermediate is then coupled with 4-chlorothiophenol under controlled pH and temperature conditions to yield the final product: (E)-1-[(4-chlorophenyl)thio]-2-(2,4,5-trichlorophenyl)diazene. The reaction is typically carried out in aqueous or alcoholic media, followed by purification through crystallisation. | [Mechanism of action]
Non-systemic with contact action | [Pesticide Type]
Insecticide; Acaricide; Miticide |
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