Urea,N'-(4-chlorophenyl)-N-methoxy-N-methyl- cas no:1746-81-2

NameUrea,N'-(4-chlorophenyl)-N-methoxy-N-methyl-
CAS1746-81-2
SynonymsUrea,3-(p-chlorophenyl)-1-methoxy-1-methyl- (6CI,8CI);1-Methoxy-1-methyl-3-(4-chlorophenyl)urea;3-(4-Chlorophenyl)-1-methoxy-1-methylurea;3-(4-Chlorophenyl)-1-methyl-1-methoxyurea;Aresin;Arezin;Arezine;Monolinuron;Monorotox;N-(4-Chlorophenyl)-N'-methoxy-N'-methylurea;N-4-Chlorophenyl-N'-methyl-N'-methoxyurea;N-Methyl-N-methoxy-N'-(4-chlorophenyl)urea;N'-(4-Chlorophenyl)-N-methoxy-N-methylurea;N'-(4-Chlorophenyl)-N-methyl-N-methoxyurea;
EINECS(EC#)217-129-5
Molecular FormulaC9H11 Cl N2 O2
Molecular Weight214.67

refractive index1.589
storage temp0-6°C

Hazard Xn: Harmful;N: Dangerous for the environment;
Risk R22
Safety

Moderately toxic by ingestion. Experimental teratogenic and reproductive effects. When heated to decomposition it emits very toxic fumes of Cl⁻ and NO_x.
Hazard Codes of Monolinuron (CAS NO.1746-81-2): Xn,N
Risk Statements: 22-48/22-50/53 
R22:Harmful if swallowed. 
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.
Safety Statements: 22-60-61 
S22:Do not breathe dust. 
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.

1.		orl-rat LD50:1800 mg/kg		WRPCA2    World Review of Pest Control. 9 (1970),119.
2.		orl-dog LD50:500 mg/kg		28ZEAL    Pesticide Index. 5 (1976),158.