See All ProductsChlorimuron-ethyl

Action

Herbicide

Use

Postemergence yellow nutsedge and annual broadleaf weed control in peanuts and soybeans.

Formulation

Dry formulation.

Identification

Common Names

Chlorimuron-ethyl; Chlorimuron (ANSI, BSI, ISO-E, ISO-F, pa ISO, WSSA); Chlorimuron-methyl

Exp. Code Number

DPX F6025

CAS Codes

90982-32-4 (ester or salt); 99283-00-8 (Chlorimuron)

Other Code Number

SHA 128901

Chemistry

Compositions

Ethyl 2-(4-chloro-6-methoxypyrimidin-2-ylcarbamoylsulfamoyl)benzoate (IUPAC); ethyl 2-[[[[(4-chloro-6-methoxy-2-pyrimidinyl)amino]-carbonyl]amino]sulfonyl]benzoate (CAS)

Class

Sulfonylurea.

Properties

White solid. Melting point 186°C. Low solubility in organic solvents.

Mode of Action / Resistance Management

Chemical Group

sulfyonylurea

Mode of Action

inhibition of acetolactate synthase ALS (acetohydroxyacid synthase AHAS)

Action Group

HRAC Group B; WSSA Group 2

Environmental Guidelines

Hazard

Fish: LC50 >1000 mg/l (96 h) (rainbow trout); >100 mg/l (bluegill). Bird: >2510 mg/kg (mallard). Dietary >5620 ppm (mallard, quail). Bee: 12.5 µg/bee (48 h)

Water Solubility

1200 ppm at 25°C (pH 7)

Safety Guidelines

Signal Word

CAUTION

Toxicity Class

III

Toxicity

(Rat): Oral LD50 4102 mg/kg. (Rabbit): Dermal LD50 >2000 mg/kg

Handling/Storage Caution

Avoid contact with skin, eyes, or clothing. Wash contaminated clothing with soap and hot water before reuse. Store in original container away from other pesticides, fertilizer, food, or feed

Product/Waste Disposal

May be disposed of on-site or at an approved waste disposal facility. Container disposal: triple rinse (or equivalent), then offer for recycling or reconditioning or puncture and dispose of in a sanitary landfill or incineration or, if allowed by state and local authorities, by burning. If burned, stay out of smoke

Emergency Guidelines

First Aid

Get medical aid if irritation persists. Eyes: flush with plenty of water. Skin: wash with plenty of soap and water