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Dayang Chem (Hangzhou) Co., Ltd.
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Henan Tianfu Chemical Co., Ltd.
China
Product Name: TIANFU-CHEM CAS NO.83055-99-6 Bensulfuron methyl
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Purity: 99.0%
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83055-99-6

83055-99-6 structure

83055-99-6 structure

Name: Bensulfuron-methyl [ANSI, WSSA]
Chemical Name: bensulfuron-methyl
CAS Number: 83055-99-6
Molecular Formula: C₁₆H₁₈N₄O₇S
Molecular Weight: 410.402
Catalog: Chemical pesticide herbicide Substituted urea herbicide
Create Date: 2018-10-03 07:59:34
Modify Date: 2026-07-10 23:20:22
Bensulfuron-methyl is a kind of sulfonylurea herbicide widely used to control broad-leaf weeds in rice paddies[1].

Name	bensulfuron-methyl
Synonyms	methyl alpha-((4,6-dimethoxypyrimidin-2-yl)ureidosulphonyl)-o-toluate methyl-α-(4,6-dimethoxypyrimidin-2-yl-crbamoyl sulfamoyl)-o-benzoate Bensulfuron-methyl @100 μg/mL in MeOH Methyl 2-[(4,6-dimethoxypyrimidin-2-yl)ureidosulfonylmethyl]benzoate CONDAX EINECS 401-340-6 Bensulfuron-methyl W.P BENSULFURON-METHYL PESTANAL Bensulfuron-methyi methylbensulfuron Bensulfuron-methyl Bensulfuron-methyl 10.0 μg/ml Acetonitrile BENSULFURON METHYL (LON DAX) 2-[(4,6-dimethoxypyrimidin-2-yl)cbamoylsulfamoylmethyl]benzoic acid methyl ester BENZSULFURON METHYL Bensulfuron methyl T6N CNJ BMVMSW1R BVO1& DO1 FO1 MFCD00128064 Bensulfuron-methyl in Acetonitrile Methyl α-[3-(4,6-dimethoxypyrimidin-2-yl)ureidosulphonyl]-o-toluate 2-[[(4,6-Dimethoxy-2-pyrimidinylcbamoyl)sulfamoyl]methyl]benzoic acid methyl ester Miner Benzoicacid,2-[[[[[(4,6-dimethoxy-2-pyrimidinyl)amino]carbonyl]amino]sulfonyl]methy]-,methylester Bedaquiline Impurity Methyl 2-(4,6-Dimethoxypyrimidin-2-ylcbamoylsulfamoyl)-o-toluic acid Methyl 2-((N-((4,6-diMethoxypyriMidin-2-yl)cbaMoyl)sulfaMoyl)Methyl)benzoate f5384 BIANMIHUANGLONG Bensulfuron-methyl 100 μg/mL in Acetonitrile METHYL-2-[[[[[(4,6-DIMETHOXY-2-PYRIMIDINYL)AMINO]carbonyl]-AMINO]SULFONYL] METHYL]BENZOATE BENSULFURON-METHYL BENSULPHURON-METHYL Methyl 2-[[[[[(4,6-dimethoxy-2-pyrimidinyl)amino]carbonyl]amino]sulfonyl]methyl]benzoate Bensulfuron-methyl Reference Material Bensulfuron-methyl@1000 μg/mL in Acetonitrile Bensulfuron-methyl, 10 mM in DMSO BENSULPHURONMETHYLESTER Bensulfuron-methyl Standd bensulfuron-methyl(patented-no-supply) BENZSULFURON METHYL, 100MG, NEAT Bensulfuron Bensulfuron-Acetochlor Wp 2-[[[[[(4,6-dimethoxy-2-pyrimidinyl)amino]carbonyl]amino]sulfonyl]methyl]benzoic acid methyl ester C10498000 Bensulfuron-methyl Benzoic acid, 2-(4,6-dimethoxy-2-pyrimidinyl)aminocbonylaminosulfonylmethyl-, methyl ester methylalpha-(4,6-dimethoxypyrimidin-2-ylcbamoylsulfamoyl)-o-toluate Bensulfuron Me LONDAX Bensulfuron-methyl Benzoic acid, 2-[[[[[(4,6-dimethoxy-2-pyrimidinyl) amino] carbonyl] amino]sulfonyl]methy]-, methyl ester 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 LONDAX 10 WP WEED KILLER(R) Bensulfuron-methyl 100mg [83-6] C10937 Methyl 2-({[(4,6-dimethoxy-2-pyrimidinyl)carbamoyl]sulfamoyl}methyl)benzoate Methyl 2-({[(4,6-dimethoxypyrimidin-2-yl)carbamoyl]sulfamoyl}methyl)benzoate 2-[[[[[(4,6-DIMETHOXY-2-PYRIMIDINYL)AMINO]carbonyl]AMINO]SULFONYL]METHYL]BENZOIC ACIDETHYL ESTER DPX-F5384 methyl α-[(4,6-dimethoxypyrimidin-2-ylcarbamoyl)sulfamoyl]-o-toluate benzoicacid,2-((((((4,6-dimethoxy-2-pyrimidinyl)amino)carbonyl)amino)sulfonyl ESPROCB(R) Bensulfuron-methyl Solution, 1000ppm TIANFU-CHEM CAS NO.83-6 Bensulfuron methyl bensulfuron-methyl (bsi, ansi, wssa, draft e-iso, draft f-iso) Methyl α-((4,6-dimethoxypyrimidin-2-yl)ureidosulfonyl)-o-toluate

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.

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

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

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

Precursor 0
DownStream 1
99283-01-9

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%

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