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Chemical: Haloxyfop-R-Methyl
Use category: Herbicide
Content & formulation: Haloxyfop-R-methyl 95% TC ,Haloxyfop-R-methyl 108g/L EC
Common name haloxyfop-P-methyl
IUPAC name methyl (R)-2-[4-(3-chloro-5-trifluoromethyl-2-pyridyloxy)phenoxy]propionate
Chemical Abstracts name methyl (R)-(+)-2-[4-[[3-chloro-5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoate
Other names haloxyfop-R CAS RN [72619-32-0]
Composition The (R)- isomer of haloxyfop-methyl. Mol. wt. 375.7 M.f. C16H13ClF3NO4 Form Clear brown, odourless liquid. B.p. >280 篊 V.p. 0.328 mPa (25 篊) KOW logP = 4.00 Henry 1.1 ´ 10-3 Pa m3 mol-1 (20 癈, calc.) S.g./density 1.372 (20 癈) Solubility In water 9.08 mg/l (25 篊). In acetone, cyclohexanone, dichloromethane, ethanol, methanol, toluene, xylene >1 kg/l (20 篊). Stability DT50 in water 100 d (pH5), 48 d (pH7), 52 h (pH9) (all 25癈). F.p. 186 癈
Mode of action
Haloxyfop-P-methyl is a selective herbicide, absorbed by the foliage and roots, and hydrolysed to haloxyfop-P, which is translocated to meristematic tissues, and inhibits their growth.
Uses Haloxyfop-P-methyl is used post-emergence for control of annual and perennial grasses
Specification for Haloxyfop-R-methyl 95% TC |
|
ITEMS |
STANDARDS |
Appearance |
Fine powder |
Content of a.i. |
≥95 % |
Water |
≤0.5% |
Acidity(as H2SO4) |
≤0.5% |
Specification for Haloxyfop-R-methyl 108g/L EC |
|
ITEMS |
STANDARDS |
Appearance |
Homogeneousliquid |
Content of a.i. |
≥108g/L |
Water |
≤0.5% |
pH |
4.0~9.0 |
Emulsion stability (as 0.5% aqueous solution) |
Qualified |
Stability at 0℃ |
The volume of solid and/or liquid which separates shall not be more than 0.3 ml. |
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