Product Name: Diuron
Synonyms: 3-(3,4-Dichlorophenyl)-N,N-dimethylurea;3-(3,4-Dichlor-phenyl)-1,1-dimethyl-harnstoff;3-(3,4-Dicloro-fenyl)-1,1-dimetil-urea;af101;Dichlorfenidim;dichlorfenidim(russian);Di-On;dirurol
CAS: 330-54-1
MF: C9H10Cl2N2O
MW: 233.09
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;Agro-Products;Aromatics;Bioactive Small Molecules;Building Blocks;Carbonyl Compounds;Cell Biology;Chemical Synthesis;DIG-DY;Organic Building Blocks;Ureas;pesticide
Mol File: 330-54-1.mol
Diuron Structure
Diuron Chemical Properties
Melting point 158-159°C
Boiling point 180-190°C
density 1.48
vapor pressure 2(x 10-7 mmHg) at 30 °C (Hawley, 1981)
refractive index 1.5500 (estimate)
Fp 180-190°C
storage temp. APPROX 4°C
solubility In acetone: 5.3 wt % at 27 °C (Meister, 1988).
form neat
pka -1 to -2 (quoted, Bailey and White, 1965)
color White, odorless crystalline solid
Water Solubility Slightly soluble. 0.0042 g/100 mL
Merck 14,3382
BRN 2215168
Henry's Law Constant 1.46(x 10-9 atm?m3/mol) at 25 °C (approximate - calculated from water solubility and vapor pressure)
Exposure limits NIOSH REL: TWA 10 mg/m3.
Stability: Stable. Incompatible with strong acids, strong bases, strong oxidizing agents.
InChIKey XMTQQYYKAHVGBJ-UHFFFAOYSA-N
NIST Chemistry Reference Urea, 3-(3,4-dichlorophenyl)-1,1-dimethyl-(330-54-1)
Safety Information
Hazard Codes Xn,N,F
Risk Statements 22-40-48/22-50/53-36-20/21/22-11
Safety Statements 13-22-23-37-46-60-61-2-36/37-26-16
RIDADR UN 3077 9/PG 3
WGK Germany 3
RTECS YS8925000
TSCA Yes
HazardClass 9
PackingGroup III
HS Code 29242990
Hazardous Substances Data 330-54-1(Hazardous Substances Data)
Toxicity LD50 orally in rats: 1690 mg/kg (Boyd, Krupa)