Metoxuran

Modify Date: 2025-08-25 11:32:41

Metoxuran structure	Common Name	Metoxuran
	CAS Number	19937-59-8	Molecular Weight	228.675
	Density	1.3±0.1 g/cm3	Boiling Point	391.6±42.0 °C at 760 mmHg
	Molecular Formula	C₁₀H₁₃ClN₂O₂	Melting Point	124-127ºC
	MSDS	Chinese USA	Flash Point	190.6±27.9 °C
	Symbol	GHS09	Signal Word	Warning

Use of Metoxuran

Metoxuron is a phenylurea herbicide.

Name	metoxuron
Synonym	More Synonyms

Density	1.3±0.1 g/cm3
Boiling Point	391.6±42.0 °C at 760 mmHg
Melting Point	124-127ºC
Molecular Formula	C₁₀H₁₃ClN₂O₂
Molecular Weight	228.675
Flash Point	190.6±27.9 °C
Exact Mass	228.066559
PSA	41.57000
LogP	1.80
Vapour Pressure	0.0±0.9 mmHg at 25°C
Index of Refraction	1.578
Storage condition	APPROX 4°C

CHEMICAL IDENTIFICATION

RTECS NUMBER :: YS5775000

CHEMICAL NAME :: Urea, N'-(3-chloro-4-methoxyphenyl)-N,N-dimethyl-

CAS REGISTRY NUMBER :: 19937-59-8

BEILSTEIN REFERENCE NO. :: 2128284

LAST UPDATED :: 199612

DATA ITEMS CITED :: 7

MOLECULAR FORMULA :: C10-H13-Cl-N2-O2

MOLECULAR WEIGHT :: 228.70

WISWESSER LINE NOTATION :: 1OR BG 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 :: 1600 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >2 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 2542 mg/kg

TOXIC EFFECTS :: Endocrine - other changes Blood - other changes

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 2300 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2558 mg/kg/43W-I

TOXIC EFFECTS :: Liver - other changes Endocrine - hyperglycemia Blood - methemoglobinemia-carboxyhemoglobin

MUTATION DATA

TEST SYSTEM :: Rodent - mouse

DOSE/DURATION :: 500 mg/kg

REFERENCE :: MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 58,353,1978

Symbol	GHS09
Signal Word	Warning
Hazard Statements	H410
Precautionary Statements	P273-P501
Personal Protective Equipment	Eyeshields;Gloves
Hazard Codes	Xn: Harmful;F: Flammable;N: Dangerous for the environment;
Risk Phrases	R50/53
Safety Phrases	60-61-36-26-16
RIDADR	UN3077 9
RTECS	YS5775000
Hazard Class	9.0

Dimethylamine

CAS#:124-40-3

3-CHLORO-4-METH...

CAS#:28395-76-8

Metoxuran

CAS#:19937-59-8

Literature: Journal of the Chemical Society, Perkin Transactions 2, , # 11 p. 2226 - 2229

phosgene

CAS#:75-44-5

3-chloro-p-anisidine

CAS#:5345-54-0

Metoxuran

CAS#:19937-59-8

Literature: US2655445 , ;

Precursor 4
CAS#:124-40-3 Dimethylamine CAS#:28395-76-8 3-CHLORO-4-METH... CAS#:75-44-5 phosgene CAS#:5345-54-0 3-chloro-p-anisidine
DownStream 4
CAS#:74-89-5 methylamine CAS#:124-40-3 Dimethylamine CAS#:5345-54-0 3-chloro-p-anisidine CAS#:7260-94-8 dimethylcarbami...

[Hygienic standard for the allowable content of Dosanex in food products and reservoir waters].

Gig. Sanit. (2) , 13-5, (1982)

[Effect of dosanex on the immunologic reactions in animals].

Gig. Sanit. (2) , 85-6, (1983)

Structure-activity relationship (SAR) studies of benzoxazinones, their degradation products, and analogues. Phytotoxicity on problematic weeds Avena fatua L. and Lolium rigidum Gaud.

J. Agric. Food Chem. 54(4) , 1040-8, (2006)

Avena fatua L. (wild oat) and Lolium rigidum Gaud. (rigid ryegrass) are highly problematic weeds affecting a wide variety of cereal crops worldwide. The fact that both of these weeds have developed re...

Dosaflo

N’-(3-chloro-4-methoxyphenyl)-N,N-dimethylurea

Sulerex

N'-(3-Chloro-4-methoxyphenyl)-N,N-dimethylurea

Urea, N'-(3-chloro-4-methoxyphenyl)-N,N-dimethyl-

Metoxuron solution

Purivel

3-(3-Chloro-4-methoxyphenyl)-1,1-dimethylurea

Dosanex FL

MFCD00055444

Metoxuran

EINECS 243-433-2

Dosagran

Deftor

Metoxuron

Dosanex

Dosanex MG

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Metoxuran
Price: Check
Purity: 98.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

ShangHai DC Chemicals Co.,Ltd
China
Product Name: Metoxuron
Price: ￥Inquiry/1g
Purity: 98.9%
Delivery: 1 Day
Contact: Tony Lai
Email: order@dcchemicals.com

DC Chemicals Limited
China
Product Name: Metoxuron
Price: $Inquiry/100mg $Inquiry/250mg $Inquiry/500mg
Purity: 98.0%
Delivery: 3 Day
Contact: Tony Cao
Email: sales@dcchemicals.com

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Metoxuran

Use of Metoxuran

Names

Chemical & Physical Properties

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

Safety Information

Synthetic Route

Precursor & DownStream

Articles6

Synonyms

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.