monolinuron

Modify Date: 2025-08-23 12:11:20

monolinuron Structure
monolinuron structure
 Common Name monolinuron
CAS Number 1746-81-2 Molecular Weight 214.649
Density 1.3±0.1 g/cm3 Boiling Point N/A
Molecular Formula C9H11ClN2O2 Melting Point 76-78ºC
MSDS Chinese USA Flash Point 100 °C
Symbol GHS07 GHS08 GHS09
GHS07, GHS08, GHS09		 Signal Word Warning

 Names

Name monolinuron
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.3±0.1 g/cm3
Melting Point 76-78ºC
Molecular Formula C9H11ClN2O2
Molecular Weight 214.649
Flash Point 100 °C
Exact Mass 214.050903
PSA 41.57000
LogP 2.30
Index of Refraction 1.590

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
YS6425000
CHEMICAL NAME :
Urea, 3-(p-chlorophenyl)-1-methoxy-1-methyl-
CAS REGISTRY NUMBER :
1746-81-2
LAST UPDATED :
199710
DATA ITEMS CITED :
9
MOLECULAR FORMULA :
C9-H11-Cl-N2-O2
MOLECULAR WEIGHT :
214.67
WISWESSER LINE NOTATION :
GR DMVN1&O1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1800 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
WRPCA2 World Review of Pest Control. (London, UK) V.1-10, 1962-71. Discontinued. Volume(issue)/page/year: 9,119,1970
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
28ZEAL "Pesticide Index," Frear, E.H., ed., State College, PA, College Science Pub., 1969 Volume(issue)/page/year: 5,158,1976 ** REPRODUCTIVE DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
8 gm/kg
SEX/DURATION :
female 6-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - litter size (e.g. # fetuses per litter; measured before birth) Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Effects on Embryo or Fetus - fetal death
REFERENCE :
ARTODN Archives of Toxicology. (Springer-Verlag, Heidelberger Pl. 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.32- 1974- Volume(issue)/page/year: 38,261,1977
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
8 gm/kg
SEX/DURATION :
female 6-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - other developmental abnormalities
REFERENCE :
ARTODN Archives of Toxicology. (Springer-Verlag, Heidelberger Pl. 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.32- 1974- Volume(issue)/page/year: 38,261,1977
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
4 gm/kg
SEX/DURATION :
female 10-13 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - pre-implantation mortality (e.g. reduction in number of implants per female; total number of implants per corpora lutea) Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
ARTODN Archives of Toxicology. (Springer-Verlag, Heidelberger Pl. 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.32- 1974- Volume(issue)/page/year: 38,261,1977
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
1 gm/kg
SEX/DURATION :
female 6-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - craniofacial (including nose and tongue)
REFERENCE :
ARTODN Archives of Toxicology. (Springer-Verlag, Heidelberger Pl. 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.32- 1974- Volume(issue)/page/year: 38,261,1977 *** REVIEWS *** TOXICOLOGY REVIEW DTTIAF Deutsche Tieraerztliche Wochenschrift. (Hanover, Fed. Rep. Ger.) V.1-77, 1893-1970. Volume(issue)/page/year: 80,485,1973

 Safety Information

Symbol GHS07 GHS08 GHS09
GHS07, GHS08, GHS09
Signal Word Warning
Hazard Statements H302-H373-H410
Precautionary Statements P273-P501
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xn: Harmful;N: Dangerous for the environment;
Risk Phrases R22
Safety Phrases 22-60-61
RIDADR UN 3077 9/PG 3
WGK Germany 3
RTECS YS6425000

 Synthetic Route

4-Chloroaniline structure

4-Chloroaniline

CAS#:106-47-8

~%

monolinuron Structure

monolinuron

CAS#:1746-81-2

Literature: Synthetic Communications, , vol. 26, # 22 p. 4253 - 4265
p-Chlorophenyl isocyanate structure

p-Chlorophenyl ...

CAS#:104-12-1

~%

monolinuron Structure

monolinuron

CAS#:1746-81-2

Literature: Angewandte Chemie, , vol. 75, p. 851 - 854
N-(4-Chlorophenyl)-N'-methoxyurea structure

N-(4-Chlorophen...

CAS#:28443-49-4

Dimethyl sulfate structure

Dimethyl sulfate

CAS#:77-78-1

~%

monolinuron Structure

monolinuron

CAS#:1746-81-2

Literature: Angewandte Chemie, , vol. 75, p. 851 - 854
Urea,N-(4-chlorophenyl)-N'-hydroxy- structure

Urea,N-(4-chlor...

CAS#:30085-34-8

Dimethyl sulfate structure

Dimethyl sulfate

CAS#:77-78-1

~%

monolinuron Structure

monolinuron

CAS#:1746-81-2

Literature: Angewandte Chemie, , vol. 75, p. 851 - 854

 Articles14

More Articles
High efficiency polyethylene glycol diacrylate monoliths for reversed-phase capillary liquid chromatography of small molecules.

J. Chromatogr. A. 1364 , 96-106, (2014)

Highly cross-linked monolithic networks (i.e., polyethylene glycol diacrylate, PEGDA) synthesized from monomers containing varying ethylene oxide chain lengths were fabricated inside fused silica capi...

Sonochemical and sonocatalytic degradation of monolinuron in water

Ultrason. Sonochem. 18(5) , 1107-12, (2011)

Highlights ► Monolinuron is degraded by ultrasounds by OH or CO 3 - radicals. ► Ultrasound efficiency was improved in the presence of nanoparticles of TiO 2 and SiO 2 only at 20 kHz. ► Activated speci...

Investigation of photodegradation and hydrolysis of selected substituted urea and organophosphate pesticides in water.

Environ. Sci. Pollut. Res. Int. 18(6) , 949-57, (2011)

Photodegradation and hydrolysis of two substituted urea herbicides, monolinuron [3-(4-chlorophenyl)-1-methoxy-1-methylurea] and linuron [3-(3,4-dichlorophenyl)-1-methoxy-1-methylurea], and one organop...

 Synonyms

N’-(4-chlorophenyl)-N-methoxy-N-methylurea
3-(4-Chlorophenyl)-1-methoxy-1-methylurea
Monolinuron
MFCD00055264
EINECS 217-129-5
Urea, N'-(4-chlorophenyl)-N-methoxy-N-methyl-
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