Bensulfuron-methyl [ANSI, WSSA]

Modify Date: 2026-07-10 23:20:22

Bensulfuron-methyl [ANSI, WSSA] structure	Common Name	Bensulfuron-methyl [ANSI, WSSA]
	CAS Number	83055-99-6	Molecular Weight	410.402
	Density	1.4±0.1 g/cm3	Boiling Point	N/A
	Molecular Formula	C₁₆H₁₈N₄O₇S	Melting Point	185-188ºC
	MSDS	Chinese USA	Flash Point	N/A
	Symbol	GHS07, GHS09	Signal Word	Warning

Use of Bensulfuron-methyl [ANSI, WSSA]

Bensulfuron-methyl is a kind of sulfonylurea herbicide widely used to control broad-leaf weeds in rice paddies[1].

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

Name	bensulfuron-methyl
Synonym	More Synonyms

This table contains bioactivity, target information and biological‑assay experimental data of this compound.

Description	Bensulfuron-methyl is a kind of sulfonylurea herbicide widely used to control broad-leaf weeds in rice paddies[1].
Related Catalog	Research Areas >> Others Signaling Pathways >> Others >> Others
References	[1]. Lin XY, et al. Biodegradation of bensulfuron-methyl and its effect on bacterial community in paddy soils. Ecotoxicology. 2012 Jul;21(5):1281-90.

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

Density	1.4±0.1 g/cm3
Melting Point	185-188ºC
Molecular Formula	C₁₆H₁₈N₄O₇S
Molecular Weight	410.402
Exact Mass	410.089630
PSA	154.19000
LogP	2.38
Index of Refraction	1.591
InChIKey	XMQFTWRPUQYINF-UHFFFAOYSA-N
SMILES	COC(=O)c1ccccc1CS(=O)(=O)NC(=O)Nc1nc(OC)cc(OC)n1

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

Bensulfuron-methyl [ANSI, WSSA] MSDS(Chinese)

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

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DG8733000

CHEMICAL NAME :: Benzoic acid, 2-((((((4,6-dimethoxy-2-pyrimidinyl)amino)carbonyl)am ino)sulfonyl)methyl)-, methyl ester

CAS REGISTRY NUMBER :: 83055-99-6

LAST UPDATED :: 199710

DATA ITEMS CITED :: 16

MOLECULAR FORMULA :: C16-H18-N4-O7-S

MOLECULAR WEIGHT :: 410.44

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 :: >5 gm/kg

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

REFERENCE :: NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) V.1- 1976- Volume(issue)/page/year: 16,343,1991

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >5 gm/m3

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

REFERENCE :: NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) V.1- 1976- Volume(issue)/page/year: 16,343,1991

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

REFERENCE :: NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) V.1- 1976- Volume(issue)/page/year: 16,343,1991

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >10985 mg/kg

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

REFERENCE :: NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) V.1- 1976- Volume(issue)/page/year: 16,343,1991

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: >2 gm/kg

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

REFERENCE :: FMCHA2 Farm Chemicals Handbook. (Meister Pub., 37841 Euclid Ave., Willoughy, OH 44094) Volume(issue)/page/year: -,C185,1991

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Bird - duck

DOSE/DURATION :: >2510 mg/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: 9,62,1991 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 40950 mg/kg/13W-C

TOXIC EFFECTS :: Liver - changes in liver weight Blood - normocytic anemia

REFERENCE :: NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) V.1- 1976- Volume(issue)/page/year: 16,343,1991

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 329 gm/kg/2Y-C

TOXIC EFFECTS :: Behavioral - food intake (animal) Liver - fatty liver degeneration Nutritional and Gross Metabolic - weight loss or decreased weight gain

REFERENCE :: NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) V.1- 1976- Volume(issue)/page/year: 16,343,1991

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 32760 mg/kg/13W-C

TOXIC EFFECTS :: Liver - fatty liver degeneration Liver - changes in liver weight

REFERENCE :: NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) V.1- 1976- Volume(issue)/page/year: 16,343,1991

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 438 gm/kg/2Y-C

TOXIC EFFECTS :: Liver - fatty liver degeneration Liver - changes in liver weight Kidney, Ureter, Bladder - other changes

REFERENCE :: NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) V.1- 1976- Volume(issue)/page/year: 16,343,1991

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - dog

DOSE/DURATION :: 22750 mg/kg/13W-C

TOXIC EFFECTS :: Liver - fatty liver degeneration Liver - changes in liver weight Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - phosphatases

REFERENCE :: NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) V.1- 1976- Volume(issue)/page/year: 16,343,1991

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - dog

DOSE/DURATION :: 68438 mg/kg/1Y-C

TOXIC EFFECTS :: Liver - change in gall bladder structure or function Liver - changes in liver weight Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - phosphatases

REFERENCE :: NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) V.1- 1976- Volume(issue)/page/year: 16,343,1991 ** REPRODUCTIVE DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 20 gm/kg

SEX/DURATION :: female 7-16 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) Reproductive - Specific Developmental Abnormalities - musculoskeletal system

REFERENCE :: NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) V.1- 1976- Volume(issue)/page/year: 16,343,1991

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 19500 mg/kg

SEX/DURATION :: female 7-19 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)

REFERENCE :: NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) V.1- 1976- Volume(issue)/page/year: 16,343,1991

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

Symbol	GHS07, GHS09
Signal Word	Warning
Hazard Statements	H317-H411
Precautionary Statements	P273-P280
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Faceshields;Gloves
Hazard Codes	Xi:Irritant
Risk Phrases	R43;R51/53
Safety Phrases	S2-S24-S37-S61
RIDADR	UN 3077 9/PG 3
RTECS	DG8733000
HS Code	2935009013

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

Precursor 0
DownStream 1
CAS#:99283-01-9 bensulfuron

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

HS Code	2935009013
Summary	2935009013 methyl 2-((n-((4,6-dimethoxypyrimidin-2-yl)carbamoyl)sulfamoyl)methyl)benzoate。supervision conditions:s(import or export registration certificate for pesticides)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:6.5%。general tariff:35.0%

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

Phytotoxicity of four herbicides on Ceratophyllum demersum, Vallisneria natans and Elodea nuttallii.

J. Environ. Sci. (China) 21(3) , 307-12, (2009)

The physiological effects of 4 herbicides (butachlor, quinclorac, bensulfuron-methyl and atrazine) on 3 submerged macrophytes (Ceratophyllum demersum, Vallisneria natans and Elodea nuttallii) were tes...

Construction and analysis of an intergeneric fusant able to degrade bensulfuron-methyl and butachlor.

Biodegradation 24(1) , 47-56, (2013)

Rhodococcus sp. BX2 degrades bensulfuron-methyl but not butachlor, and Acinetobacter sp. LYC-1 degrades butachlor but not bensulfuron-methyl. Functional strains were constructed through protoplast fus...

Acute toxic effects of three pesticides on Pseudomonas putida monitored by microcalorimeter.

J. Environ. Sci. Health B 44(2) , 157-63, (2009)

A series of calorimetric experiments were performed to investigate the toxic effects of beta-cypermethrin (BCP), bensulfuron-methyl (BSM) and prometryne (PM) on Pseudomonas putida (P. putida). The met...

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

Methyl 2-{[({[(4,6-dimethoxypyrimidin-2-yl)amino]carbonyl}amino)sulfonyl]methyl}benzoate

Benzoic acid, 2-[[[[[(4,6-dimethoxy-2-pyrimidinyl)amino]carbonyl]amino]sulfonyl]methyl]-, methyl ester

Bensulfuron methyl

T6N CNJ BMVMSW1R BVO1& DO1 FO1

Methyl 2-({[(4,6-dimethoxy-2-pyrimidinyl)carbamoyl]sulfamoyl}methyl)benzoate

Methyl 2-({[(4,6-dimethoxypyrimidin-2-yl)carbamoyl]sulfamoyl}methyl)benzoate

MFCD00128064

Methyl α-[3-(4,6-dimethoxypyrimidin-2-yl)ureidosulphonyl]-o-toluate

EINECS 401-340-6

methyl α-[(4,6-dimethoxypyrimidin-2-ylcarbamoyl)sulfamoyl]-o-toluate

Bensulfuron-methyl

Bensulfuron-methyl [ANSI, WSSA]

Methyl 2-[[[[[(4,6-dimethoxy-2-pyrimidinyl)amino]carbonyl]amino]sulfonyl]methyl]benzoate

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

Q: What is the safety information for bensulfuron-methyl?

A: Safety information for bensulfuron-methyl: S2-S24-S37-S61.

Q: What is the molecular formula of bensulfuron-methyl?

A: Molecular formula of bensulfuron-methyl is C16H18N4O7S.

Q: What is the SMILES notation of bensulfuron-methyl?

A: SMILES notation of bensulfuron-methyl is COC(=O)c1ccccc1CS(=O)(=O)NC(=O)Nc1nc(OC)cc(OC)n1.

Q: What is the molecular weight of bensulfuron-methyl?

A: Molecular weight of bensulfuron-methyl is 410.402.

Q: What is the LogP of bensulfuron-methyl?

A: LogP of bensulfuron-methyl is 2.38.

Q: What are the downstream products of bensulfuron-methyl?

A: Related downstream products(CAS) of bensulfuron-methyl: 99283-01-9.

Q: What is the melting point of bensulfuron-methyl?

A: Melting point of bensulfuron-methyl is 185-188ºC.

Q: What is the English name of bensulfuron-methyl?

A: The English name of bensulfuron-methyl is bensulfuron-methyl.

Q: What is the CAS number of bensulfuron-methyl?

A: CAS number of bensulfuron-methyl is 83055-99-6.

Q: What are the uses of bensulfuron-methyl?

A: Main uses of bensulfuron-methyl: Bensulfuron-methyl is a kind of sulfonylurea herbicide widely used to control broad-leaf weeds in rice paddies[1].

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

Shanghai Nianxing Industrial Co., Ltd

Dayang Chem (Hangzhou) Co., Ltd.

Henan Tianfu Chemical Co., Ltd.

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Bensulfuron-methyl [ANSI, WSSA]
Price: Check
Purity: 98.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Bensulfuron-methyl
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: TIANFU-CHEM CAS NO.83055-99-6 Bensulfuron methyl
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Delivery: Inquiry
Contact: Anson
Email: info@tianfuchem.com

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