Pyriftalid
Action/Use:
- Herbicide
Use:
Controls grasses in rice.
Identification
Common Name(s): Pyriftalid (ISO accepted)
Chemistry
Formula: C15H14N2O4S.
Properties: Slightly brownish to brown powder. Melting point 163.4°C.
Mode of Action / Resistance Management
Chemical Group: pyrimidinyl(thio)benzoate
Mode of Action: inhibition of acetolactate synthase ALS (acetohydoxyacid synthase AHAS)
Action Group: HRAC Group B
Registration
U.S.A.: Not registered.
Outside U.S.A.: Japan, South Korea.
Environmental Guidelines
Water Solubility: Not miscible
Hazards: Fish: (96 h) LC50 >100 mg/l (rainbow trout, carp)
Safety Guidelines
Toxicity: (Rat): Oral LD50 >5000 mg/kg. (Rabbit): Dermal LD50 >2000 mg/kg
