Dichlobenil

Synonyms

Casoron; Dyclomec; Barrier; [EPA Pesticides] 2,6-DBN; 2,6-Dichlorbenzonitril [German]; 2,6-Dichlorobenzonitrile; 2,6-Dichlorophenyl cyanide; Benzonitrile, 2,6-dichloro-; Casoron 133; Casoron G-10; Casoron G-4; Casoron G20 SR; Casoron W-50; Casoron gsr; Code H 133; Cyclomec; DBN; DBN (pesticide); DBN (the herbicide); DU-Sprex; Decabane; H 133; NIA 5996; Niagara 5,996; Norosac; Prefix D; Surfassol; Benzonitrile, 2,6-dichloro-; [ChemIDplus]

Category

Herbicides, Nitrile

Description

White to off-white solid; [ICSC] White solid; Formulated as granular, ready-to-use liquid, soluble concentrate, and wettable powder; [Reference #1] Light grey powder; [Aldrich MSDS]

Sources/Uses

Used as herbicide for cranberry bogs, orchards, vineyards, berry fields, ornamentals, nurseries, public easements, industrial areas, railroads, and sewers; Also used as a preservative (adhesives and industrial); [HSDB] Casoron G (67.5% active ingredient): Ready-to-use granular formulation used in the EU for weed control in vineyards; [EFSA]

Comments

A nitrile herbicide; [Hayes, p. 771] Listed as potential inducer of chloracne; [Rosenstock, p. 714] According to "Recognition and Management of Pesticide Poisonings," it has an acute LD50 of greater than 4,460 mg/kg and has "minimal toxic, irritant effects." [EPA Pesticides, p. 119] A major metabolite of the herbicide chlorthiamid; Can be absorbed through skin; May cause chloracne; [ICSC] Reports of chloracne in a manufacturing facility; [HSDB] Causes hepatitis in animal experiments; [Reference #1]

Reference Link #1

Biomedical References

Yes

0.00101 mm Hg

LC50 (rat) > 3,300 mg/m3

Explanatory Notes

VP = 6.6X10-4 mm Hg at 20 deg C; [HSDB]

Hepatoxic (a) from occupational exposure (secondary effect) or (b) in animal studies or in humans after ingestion

Chloracne

Diseases

Occupational diseases associated with exposure to this agent:

• Chloracne

Processes

Industrial Processes with risk of exposure:

• Farming (Pesticides)
• Working with Glues and Adhesives