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Common name: Trifluralin (BSI, E-ISO, ANSI, WSSA, JMAF); Trifluraline ((f) F-ISO)

IUPAC name: α, α, α-trifluoro-2, 6-dinitro-N, N-dipropyl-p-toluidine

PHYSICAL CHEMISTRY

Mol. Wt. 335.3 M. F. C13H16F3N3O4 Form Yellow-orange crystals.

ECOTOXICOLOGY

Birds Acute oral LD50 for bobwhite quail >2000 mg/kg. Dietary LC50 (5 d) for bobwhite quail and mallard ducks >5000 mg/kg. Fish LC50 (96 h) for young rainbow trout 0.088, young bluegill sunfish 0.089 mg/l. Daphnia LC50 (48 h) 0.245 mg/l; NOEC (21 d) 0.051 mg/l.

Algae EC50 (7 d) for Selenastrum capricornutum 12.2 mg/l; NOEC 5.37 mg/l.Other aquatic spp. LD50 (96 h) for grass shrimps (Palaemonetes sp. ) 0.64 mg/l. Bees LD50 (oral and contact) >100 μg/bee. Worms LC50 (14 d) >1000 mg/kg dry soil; NOEC (reduced bodyweight) <171 mg/kg.