See All ProductsThifensulfuron-methyl

Action

Herbicide

Use

Controls grasses and broadleaf weeds in corn, cotton, soybeans, barley, durum, oats, wheat, fallow, triticale, and peanuts.

Formulation

Water-dispersible granules, water-soluble granules, tablet.

Identification

Common Names

Thifensulfuron-methyl (ISO); Thifensulfuron (ANSI, BSI, ISO, ISO-F)

Exp. Code Number

DPX-M6316 (DuPont)

CAS Codes

79277-27-3 (Thifensulfuron-methyl); 79277-67-1 (Thifensulfuron)

Other Code Number

SHA 128845

Chemistry

Compositions

Methyl 3-(4-methoxy-6-methyl-1,3,5-triazin-2-ylcarbamoylsulfamoyl)thiophene-2-carboxylate (IUPAC); Methyl 3-[[[[(4-methoxy-6-methyl-1,3,5-triazin-2-yl)amino]carbonyl]amino]sulfonyl]-2-thiophenecarboxylate (CAS)

Class

Sulfonylurea.

Molecular Formula

C12H13N5O6S2

Mode of Action / Resistance Management

Chemical Group

sulfonylurea

Mode of Action

inhibition of acetolactate synthase ALS (acetohydoxyacid synthase AHAS)

Action Group

HRAC Group B; WSSA Group 2

Environmental Guidelines

Hazard

Fish: LC50 (96 h) 100 mg/l (rainbow trout), 520 mg/l (bluegill sunfish). Birds: LD50 >2510 mg/kg (mallard ducks); Dietary LC50 (8 d) >5620 mg/kg diet (mallard ducks, Japanese quail). Bees: LD50 (48 h, topical) >12.5 µg/bee.

Safety Guidelines

Signal Word

CAUTION

Toxicity Classes

III; IV

Toxicity

(Rat): Oral LD50 >5000 mg/kg. (Rabbit): Dermal LD50 >2000 mg/kg. (Rat): Inhalation LC50 (4 h) >7.9 mg/l air.

Emergency Guidelines

First Aid

Get medical aid.