Agent Name

Sulfentrazone

CAS Number

122836-35-5

Formula

C11-H10-Cl2-F2-N4-O3-S

Major Category

Pesticides

Synonyms

Authority; F 6285; N-(2,4-Dichloro-5-(4-(difluoromethyl)-4,5-dihydro-3-methyl-5-oxo-1H-1,2,4-triazol-1-yl)phenyl)methanesulfonamide; [ChemIDplus]

Category

Herbicides, Protox-Inhibiting

Description

Tan solid; [Merck Index] Colorless solid; [MSDSonline]

Sources/Uses

Used as pre-emergence or pre-plant herbicide for control of broad-leaved and grass weeds in soybeans, sugarcane, tobacco, and turf; [HSDB] Used as a herbicide in the production of soybeans; [Reference #1]

Comments

The protox inhibitor herbicides (Fomesafen, Oxadiazon, Lactofen, Sulfentrazone, Carfentrazone-ethyl, Oxyfluorofen and Bifenox) can disrupt porphyrin metabolism; "It has been speculated that a transient form of porphyria variegate may occur following a massive exposure or long-term exposure to lower doses." [HSDB] May cause eye irritation; [MSDSonline] See "Fluthiacet-methyl."

Reference Link

EPA Pesticide Chemical Search

Exposure Assessment
Vapor Pressure

9.75E-10 mm Hg

Lethal Concentration

LC50 (rat) > 4,140 mg/m3/4h

Adverse Effects
Reproductive Toxin

Yes

Links to Other NLM Databases
Health Studies

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Toxicity Information

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Chemical Information

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Related Information in HazMap
Processes

Industrial Processes with risk of exposure: