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Chemical Identification
Common Name
Fluazifop-P
中文通用名
精吡氟禾草灵酸
IUPAC
(R)-2-{4-[5-(trifluoromethyl)-2-pyridyloxy]phenoxy}propionic acid
CAS
(2R)-2-[4-[[5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoic acid
CAS No.
83066-88-0
Molecular Formula
C15H12F3NO4
Molecular Structure
Category
Activity
Herbicide
Premix
Fluazifop-P+Glyphosate
Physical Properties
Molecular weight:327.3; Physical form:Pale yellow, glass-like material. Melting point:Glass transition temperature 4 °C; Vapour pressure:7.9 × 10-4 mPa (20 °C); Henry constant:3 × 10-7 Pa m3 mol-1 ( calc.); Partition coefficient(n-octanol and water):logP = 3.1 ( pH 2.6, 20 °C), -0.8 ( pH 7, 20 °C, est.); pKa:2.98; Solubility:In purified water 780 mg/l (20 °C).; Stability:No significant hydrolysis at pH 5, 7 and 9 (25 °C).;
Toxicology
ADI:( EPA) 0.01 mg/ kg.
Environmental Profile
Ecotoxicology: Algae: EC50 (72 h) for Selenastrum capricornutum >56 mg/l.Daphnia: EC50 (48 h) 240 mg/l.Fish: LC50 (96 h) for rainbow trout 117 mg/l. Environmental fate: Soil:In laboratory soil (40% MHC, pH 5.3-7.7), DT50 2-9 d (20 °C). Field DT50 <4 w. Koc 39-84. For degradation route, see fluazifop-P-butyl.
Transport Information
Hazard Class:O (Obsolete as pesticide, not classified)

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