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Crop Protection Database

Propisochlor

Action/Use:
  • Herbicide
Use: For control of annual grasses and broadleaf weeds in apples, beans, lupine, maize, onions (seed), peas, potatoes, soybeans, sugar beets, sunflower, and vineyards.
Identification
Common Name(s): Propisochlor (BSI, ISOPA, pa ISO-E); ; Propisochlore (ISOPA, (m) pa ISO-F)
Chemistry
Class: Chloracetanilide.
Properties: Light brown to purple oil. Soluble in most organic solvents. Melting point 21.6°C.
Propisochlor
Mode of Action / Resistance Management
Chemical Group: Chloroacetamide
Mode of Action: Inhibition of VLCFAs (Inhibition of cell divison)
Action Group: HRAC Group K3
Environmental Guidelines
Water Solubility: 184 mg/l at 20°C
Hazards: Fish: LC50 (96 h) 7.94 mg/l (carp); 0.25 mg/l (rainbow trout). Bird, Bee: Nontoxic
Safety Guidelines
Signal Word: CAUTION
Toxicity Class: III
Toxicity: (Rat): Oral LD50 2088 mg/kg (female); 3433 mg/kg (male). Dermal LD50 >2000 mg/kg. Inhalation LC50 >5000 mg/m3. (Rabbit): Mildly irritating to eyes, non-irritating to skin