Agent Name

Primisulfuron-methyl

CAS Number

86209-51-0

Formula

C15-H12-F4-N4-O7-S

Major Category

Pesticides

Synonyms

Beacon; CGA 136872; Rifle; Tell; Benzoic acid, 2-(((((4,6-bis(difluoromethoxy)-2-pyrimidinyl)amino)carbonyl)amino)sulfonyl)-, methyl ester; [ChemIDplus]

Category

Herbicides, Sulfonylurea

Description

Colorless or white solid; [HSDB] Greyish-brown odorless granules; [MSDSonline]

Sources/Uses

Used as post-emergence herbicide to control grasses and broad-leaved weeds in maize; [HSDB]

Comments

Slightly irritating to eyes; Not a skin sensitizer; Adverse effects in chronic feeding studies of laboratory animals included weight loss, anemia, thyroid hyperplasia, increased liver weight, kidney damage, and testicular atrophy; [HSDB] A mild skin and eye irritant, based on animal studies; [MSDSonline]

Exposure Assessment
Lethal Concentration

LC50 (rat) > 4,800 mg/m3/4h

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

Search ChemIDplus

Related Information in HazMap
Processes

Industrial Processes with risk of exposure: