Molecule structure of Diuron (CAS NO.330-54-1):

IUPAC Name: 3-(3,4-Dichlorophenyl)-1,1-dimethylurea 
Molecular Weight: 233.0945 g/mol
Molecular Formula: C₉H₁₀Cl₂N₂O 
Density: 1.369 g/cm³ 
Melting Point: 158-159 °C
Boiling Point: 385.2 °C at 760 mmHg 
Flash Point: 186.7 °C
Index of Refraction: 1.605
Molar Refractivity: 58.66 cm³
Molar Volume: 170.1 cm³
Surface Tension: 48.1 dyne/cm 
Enthalpy of Vaporization: 63.39 kJ/mol
Vapour Pressure: 3.88E-06 mmHg at 25 °C 
Storage Temp.: approx 4 °C
Water Solubility: 0.0042 g/100 mL
XLogP3: 2.7
H-Bond Donor: 1
H-Bond Acceptor: 1
Rotatable Bond Count: 1
Tautomer Count: 2
Exact Mass: 232.017018
MonoIsotopic Mass: 232.017018
Topological Polar Surface Area: 32.3
Heavy Atom Count: 14
Canonical SMILES: CN(C)C(=O)NC1=CC(=C(C=C1)Cl)Cl
InChI: InChI=1S/C9H10Cl2N2O/c1-13(2)9(14)12-6-3-4-7(10)8(11)5-6/h3-5H,1-2H3,(H,12,14)
InChIKey: XMTQQYYKAHVGBJ-UHFFFAOYSA-N
EINECS: 206-354-4
Product Categories: Organics; ACTIVE AGROCHEMICAL INGREDIENTS; INSECTICIDE; 2000/60/EC; Alpha sort; D; DAlphabetic; DIO - DIZMethod Specific; European Community: ISO and DIN; Pesticides&Metabolites

 Diuron (CAS NO.330-54-1) is used as a herbicide. It is also used to research energy flow in photosynthesis.

Hazard Codes: Xn, N, F
Risk Statements: 22-40-48/22-50/53-36-20/21/22-11 
R22:Harmful if swallowed. 
R40:Limited evidence of a carcinogenic effect. 
R48/22:Harmful: danger of serious damage to health by prolonged exposure if swallowed. 
R50/53:Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. 
R36:Irritating to eyes. 
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed. 
R11:Highly flammable.
Safety Statements: 13-22-23-37-46-60-61-2-36/37-26 
S13:Keep away from food, drink and animal foodstuffs. 
S22:Do not breathe dust. 
S23:Do not breathe vapour. 
S37:Wear suitable gloves. 
S46:If swallowed, seek medical advice immediately and show this container or label.
S60:This material and its container must be disposed of as hazardous waste.
S61:Avoid release to the environment. Refer to special instructions / safety data sheets.
S2:Keep out of the reach of children. 
S36/37:Wear suitable protective clothing and gloves.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
RIDADR: UN 3077 9/PG 3
WGK Germany: 3
RTECS: YS8925000
HazardClass: 9
PackingGroup: III

 Diuron (CAS NO.330-54-1) is also named as 1,1-Dimethyl-3-(3,4-dichlorophenyl)urea ; 1-(3,4-Dichlorophenyl)-3,3-dimethylurea ; 1-(3,4-Dichlorophenyl)-3,3-dimethyluree ; 1-(3,4-Dichlorophenyl)-3,3-dimethyluree [French] ; 3-(3,4-Dichlorophenyl)-1,1-dimethylurea ; 3-(3,4-Dicloro-fenyl)-1,1-dimetil-urea ; 3-(3,4-Dicloro-fenyl)-1,1-dimetil-urea [Italian] ; 4-12-00-01263 (Beilstein Handbook Reference) ; AF 101 ; AI3-61438 ; Anduron ; Ansaron ; BRN 2215168 ; Bioron ; CCRIS 1012 ; Caswell No. 410 ; Cekiuron ; Crisuron ; DCMU ; DCMU 99 ; Dirurol ; Ditox-800 ; Duran ; Durashield ; Dynex ; EPA Pesticide Chemical Code 035505 ; Farmco diuron ; HSDB 382 ; HW 920 ; Herbatox ; Herburon ; N'-(3,4-Dichlorophenyl)-N,N-dimethylurea ; N,N,-Dimethyl-N'-(3,4-dichlorophenyl)urea ; N-(3,4-Dichlorophenyl)-N',N'-dimethylurea ; NSC 8950 ; Preventol A 6 ; Seduron ; Sup'r flo ; Telvar diuron weed killer ; USAF P-7 ; USAF XR-42 ; Unidron ; Urox D ; Vonduron . Diuron (CAS NO.330-54-1) is a white crystalline solid. It is a wettable powder. The primary hazard is the threat to the environment. Immediate steps should be taken to limit its spread to the environment. Diuron can cause illness by inhalation, skin absorption and/or ingestion. It is very slightly soluble in water. Diuron is incompatible with strong acids. It may cause irritation of nose and throat.