Diuron

Agent Name
Diuron
CAS Number
330-54-1
Formula
C9-H10-Cl2-N2-O
Major Category
Pesticides
Diuron formula graphical representation
Synonyms
1,1-Dimethyl-3-(3,4-dichlorophenyl)urea; 1-(3,4-Dichlorophenyl)-3,3-dimethylurea; 1-(3,4-Dichlorophenyl)-3,3-dimethyluree [French]; 3-(3,4-Dichloor-fenyl)-1,1-dimethylureum [Dutch]; 3-(3,4-Dichlor-phenyl)-1,1-dimethyl-harnstoff [German]; 3-(3,4-Dichlorophenyl)-1,1-dimethylurea; 3-(3,4-Dicloro-fenyl)-1,1-dimetil-urea [Italian]; AF 101; Anduron; Ansaron; Bioron; Cekiuron; Crisuron; DCMU; DCMU 99; DMU; DP Hardener 95; Dailon; Di-on; Dichlorfenidim; Dichlorfenidim [Russian]; Direx 4L; Dirurol; Ditox-800; Diuron 4L; Diuron 900; Diuron Nortox; Drexel; Duran; Durashield; Dynex; Farmco diuron; HW 920; Herbatox; Herburon; Karmex; Karmex D; Karmex DW; Karmex Diuron Herbicide; Lucenit; Marmer; N'-(3,4-Dichlorophenyl)-N,N-dimethylurea; N,N,-Dimethyl-N'-(3,4-dichlorophenyl)urea; N-(3,4-Dichlorophenyl)-N',N'-dimethylurea; Preventol A 6; Seduron; Sup'r flo; Telvar diuron weed killer; USAF XR-42; Unidron; Urox D; Vonduron; [ChemIDplus]
Category
Herbicides, Urea Derivative
Description
White, odorless, crystalline solid. [herbicide]; [NIOSH]
Sources/Uses
A photosynthesis inhibitor, diuron is used for general weed control and to kill emerging weeds in sugarcane, citrus, pineapple, cotton, and asparagus crops. [ACGIH]
Comments
Urea-derived herbicides have low toxicity in animal feeding studies; May induce methemoglobinemia; [HSDB] Systemic toxicity unlikely unless large amounts ingested; [EPA Pesticides, p. 122] Skin and mucous membrane irritation have been reported with the use of diuron. [ACGIH]
Reference Link #1
Biomedical References

Exposure Assessment

Skin Designation (ACGIH)
Insufficient data
TLV (ACGIH)
10 mg/m3
Vapor Pressure
8.25E-09 mm Hg
Explanatory Notes
VP from HSDB;

Adverse Effects

Methemoglobinemia
MetHgb is secondary toxic effect
ACGIH Carcinogen
Not Classifiable

Diseases, Processes, and Activities Linked to This Agent

Processes

Industrial Processes with risk of exposure: