Chloroxuron

Modify Date: 2026-07-02 11:42:58

Chloroxuron Structure
Chloroxuron structure
Common Name Chloroxuron
CAS Number 1982-47-4 Molecular Weight 290.745
Density 1.3±0.1 g/cm3 Boiling Point 459.3±41.0 °C at 760 mmHg
Molecular Formula C15H15ClN2O2 Melting Point 151ºC
MSDS Chinese USA Flash Point 231.6±27.6 °C
Symbol GHS07 GHS09
GHS07, GHS09
Signal Word Warning

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name chloroxuron
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.3±0.1 g/cm3
Boiling Point 459.3±41.0 °C at 760 mmHg
Melting Point 151ºC
Molecular Formula C15H15ClN2O2
Molecular Weight 290.745
Flash Point 231.6±27.6 °C
Exact Mass 290.082214
PSA 41.57000
LogP 3.20
Vapour Pressure 0.0±1.1 mmHg at 25°C
Index of Refraction 1.618
InChIKey IVUXTESCPZUGJC-UHFFFAOYSA-N
SMILES CN(C)C(=O)Nc1ccc(Oc2ccc(Cl)cc2)cc1
Stability Stable. Incompatible with strong oxidizing agents.

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
YS6125000
CHEMICAL NAME :
Urea, 3-(p-(p-chlorophenoxy)phenyl)-1,1-dimethyl-
CAS REGISTRY NUMBER :
1982-47-4
LAST UPDATED :
199710
DATA ITEMS CITED :
8
MOLECULAR FORMULA :
C15-H15-Cl-N2-O2
MOLECULAR WEIGHT :
290.77
WISWESSER LINE NOTATION :
GR DOR DMVN1&1

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 :
3700 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 :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>1350 mg/m3/6H
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PEMNDP Pesticide Manual. (The British Crop Protection Council, 20 Bridport Rd., Thornton Heath CR4 7QG, UK) V.1- 1968- Volume(issue)/page/year: 9,162,1991
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>3 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PEMNDP Pesticide Manual. (The British Crop Protection Council, 20 Bridport Rd., Thornton Heath CR4 7QG, UK) V.1- 1968- Volume(issue)/page/year: 9,162,1991
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Unreported
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
30ZDA9 "Chemistry of Pesticides," Melnikov, N.N., New York, Springer-Verlag New York, Inc., 1971 Volume(issue)/page/year: -,232,1971
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>1 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85JFAN "Agrochemicals Handbook," with updates, Hartley, D., and H. Kidd, eds., Nottingham, Royal Soc. of Chemistry, 1983-86 Volume(issue)/page/year: A083,1983
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
>10 gm/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

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Symbol GHS07 GHS09
GHS07, GHS09
Signal Word Warning
Hazard Statements H332-H400
Precautionary Statements P273
Personal Protective Equipment Eyeshields;Faceshields;Gloves
Hazard Codes N: Dangerous for the environment;
Risk Phrases 50/53
Safety Phrases 60-61
RIDADR UN3077 9/PG 3
RTECS YS6125000
HS Code 2924299034

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  0

DownStream  1

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2924299034
Summary 2924299034 n-(3-chloro-4-methylphenyl)-2-methylpentanamide。supervision conditions:s(import or export registration certificate for pesticides)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:6.5%。general tariff:30.0%

 Articles3

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

Electrically driven microseparation methods for pesticides and metabolites. II: on-line and off-line preconcentration of urea herbicides in capillary electrochromatography.

Electrophoresis 20(12) , 2337-42, (1999)

Capillary electrochromatography (CEC) was introduced to the separation of nine important urea herbicides using octadecyl-silica (ODS) capillary columns that were specially designed to allow the realiz...

Photocatalytic degradation of phenyl-urea herbicides chlortoluron and chloroxuron: characterization of the by-products by liquid chromatography coupled to electrospray ionization tandem mass spectrometry.

Rapid Commun. Mass Spectrom. 20(10) , 1569-76, (2006)

The first stages of the photocatalytic degradation of the compounds chlortoluron [3-(3-chloro-4-methylphenyl)-1,1-dimethylurea] and chloroxuron [3-[4-(4-chlorophenoxy)phenyl]-1,1-dimethylurea], belong...

Determination of chloroxuron in strawberries using liquid chromatography with electron-capture detection.

Bull. Environ. Contam. Toxicol. 35(6) , 711-5, (1985)

 ChloroxuronBioassay

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This table contains target information, in‑vitro & in‑vivo assay data for this compound.

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 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

Gesamoos
N’-[4-(4-chlorophenoxy)phenyl]-N,N-dimethylurea
Caswell No. 217B
TENORAN
3-[4-(4-Chlorophenoxy)phenyl]-1,1-dimethylurea
Ciba 1983
Chloroxuron
Norex
Chlorphencarb
Chloroxifenidim

 Chloroxuron | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the SMILES notation of chloroxuron?
A: SMILES notation of chloroxuron is CN(C)C(=O)Nc1ccc(Oc2ccc(Cl)cc2)cc1.
Q: What is the melting point of chloroxuron?
A: Melting point of chloroxuron is 151ºC.
Q: What is the molecular weight of chloroxuron?
A: Molecular weight of chloroxuron is 290.745.
Q: What is the CAS number of chloroxuron?
A: CAS number of chloroxuron is 1982-47-4.
Q: What is the safety information for chloroxuron?
A: Safety information for chloroxuron: 60-61.
Q: What English synonyms does chloroxuron have?
A: English synonyms of chloroxuron: Gesamoos, N’-[4-(4-chlorophenoxy)phenyl]-N,N-dimethylurea, Caswell No. 217B, TENORAN, 3-[4-(4-Chlorophenoxy)phenyl]-1,1-dimethylurea, Ciba 1983, Chloroxuron, Norex, Chlorphencarb, Chloroxifenidim.
Q: What is the English name of chloroxuron?
A: The English name of chloroxuron is chloroxuron.
Q: What is the polar surface area (PSA) of chloroxuron?
A: Polar surface area (PSA) of chloroxuron is 41.57000.
Q: What is the molecular formula of chloroxuron?
A: Molecular formula of chloroxuron is C15H15ClN2O2.
Q: What is the boiling point of chloroxuron?
A: Boiling point of chloroxuron is 459.3±41.0 °C at 760 mmHg.

 Chloroxuronfactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
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