Pyrazosulfuron-ethyl

Names

[ Name ]:
Pyrazosulfuron-ethyl

[Synonym ]:
5-[[(4,6-dimethoxypyrimidin-2-yl)aminocarbonyl]aminosulfonyl]-1-methyl-1H-pyrazole-4-carboxylic acid ethyl ester
NC-311
ethyl 5-{[3-(4,6-dimethoxy-2-pyrimidinyl)ureido]sulfonyl}-1-methylpyrazole-4-carboxylate
ethyl 5-[(4,6-dimethoxypyrimidin-2-ylcarbamoyl)sulfamoyl]-1-methylpyrazole-4-carboxylate
1-(4-ethoxycarbonyl-1-methylpyrazol-5-yl-sulfonyl)-3-(4,6-dimethoxypyrimidin-2-yl)urea
Agreen
ethyl 5-[3-(4,6-dimethoxypyrimidin-2-yl)ureido-sulfonyl]-1-methylpyrazol-4-carboxylate
Ethyl 5-(N-((4,6-dimethoxypyrimidin-2-yl)carbamoyl)sulfamoyl)-1-methyl-1H-pyrazole-4-carboxylate
Ethyl 5-(4,6-dimethoxypyrimidin-2-ylcarbamoylsulfamoyl)-1-methylpyrazole-4-carboxylate
ethyl 5-[(4,6-dimethoxypyrimidin-2-yl)carbamoylsulfamoyl]-1-methylpyrazole-4-carboxylate
Pyrazosulfuron-ethyl
ethyl 5-[[[[(4,6-dimethoxy-2-pyrimidinyl)amino]carbonyl]amino]sulfonyl]-1-methyl-1H-pyrazole-4-carboxylate
ethyl 5-{[(4,6-dimethoxypyrimidin-2-yl)carbamoyl]sulfamoyl}-1-methyl-1H-pyrazole-4-carboxylate
Sirius
MFCD00274605
1H-Pyrazole-4-carboxylic acid,5-(((((4,6-dimethoxy-2-pyrimidinyl)amino)carbonyl)amino)sulfonyl)-1-methyl-,ethyl ester
N-[(4,6-dimethoxypyrimidin-2-yl)aminocarbonyl]-4-ethoxycarbonyl-1-methylpyrazole-5-sulfonamide
ethyl-5-{[(4,6-dimethoxy-2-pyrimidinyl)carbamoyl]sulfamoyl}-1-methyl-1h-pyrazol-4-carboxylat

Biological Activity

[Description]:

Pyrazosulfuron-ethyl, one of the acetolactate synthase inhibiting herbicides in the sulphonylurea family, has been widely used to control weed growth in commercial cereal, soybean, and vegetable fields[1].

[Related Catalog]:

Research Areas >> Others

Signaling Pathways >> Others >> Others

[In Vitro]

Pyrazosulfuron-ethyl inhibited biomass production in Rhodopseudomonas palustris PSB-S, altered cell morphology, suppressed flagella formation, and reduced pigment biosynthesis through significant suppression of carotenoids biosynthesis[2].

[References]

[1]. Luo XW, et al. Adaptation mechanism and tolerance of Rhodopseudomonas palustris PSB-S under pyrazosulfuron-ethyl stress. BMC Microbiol. 2018;18(1):207. Published 2018 Dec 7.

Chemical & Physical Properties

[ Density]:
1.44

[ Melting Point ]:
180-182°C

[ Molecular Formula ]:
C₁₄H₁₈N₆O₇S

[ Molecular Weight ]:
414.39400

[ Flash Point ]:
170 °C

[ Exact Mass ]:
414.09600

[ PSA ]:
172.01000

[ LogP ]:
1.45910

[ Index of Refraction ]:
1.44

[ Storage condition ]:
0-6°C

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UQ6393970

CHEMICAL NAME :: 1H-Pyrazole-4-carboxylic acid, 5-(((((4,6-dimethoxy-2-pyrimidinyl)amino)carbonyl)ami no) sulfonyl)-1-methyl-, ethyl ester

CAS REGISTRY NUMBER :: 93697-74-6

LAST UPDATED :: 199109

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C14-H18-N6-O7-S

MOLECULAR WEIGHT :: 414.44

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 :: JPIFAN Japan Pesticide Information. (Japan Plant Protection Assoc., 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) No.1-61, 1969-92. For publisher information, see AGJAEP. Volume(issue)/page/year: (55),17,1989

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

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >3900 mg/m3

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

REFERENCE :: JPIFAN Japan Pesticide Information. (Japan Plant Protection Assoc., 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) No.1-61, 1969-92. For publisher information, see AGJAEP. Volume(issue)/page/year: (55),17,1989

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 :: JPIFAN Japan Pesticide Information. (Japan Plant Protection Assoc., 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) No.1-61, 1969-92. For publisher information, see AGJAEP. Volume(issue)/page/year: (55),17,1989

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >5 gm/kg

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

REFERENCE :: JPIFAN Japan Pesticide Information. (Japan Plant Protection Assoc., 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) No.1-61, 1969-92. For publisher information, see AGJAEP. Volume(issue)/page/year: (55),17,1989

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

ROUTE OF EXPOSURE :: Unreported

SPECIES OBSERVED :: Bird - quail

DOSE/DURATION :: >2250 mg/kg

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

REFERENCE :: JPIFAN Japan Pesticide Information. (Japan Plant Protection Assoc., 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) No.1-61, 1969-92. For publisher information, see AGJAEP. Volume(issue)/page/year: (55),17,1989

Safety Information

[ Personal Protective Equipment ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter