95% bifenthrin TC

Common name：bifenthrin

IUPAC name：2-methylbiphenyl-3-ylmethyl (Z)-(1RS,3RS)-3-(2-chloro-3,3,3-trifluoroprop-1-enyl)

-2,2-dimethylcyclopropanecarboxylate

Roth: 2-methylbiphenyl-3-ylmethyl (Z)-(1RS)-cis-3-(2-chloro-3,3,3-trifluoroprop-1-enyl)

-2,2-dimethylcyclopropanecarboxylate

Chemical Abstracts name：(2-methyl[1,1'-biphenyl]-3-yl)methyl 3-(2-chloro-3,3,3-trifluoro-1-propenyl)

-2,2-dimethylcyclopropanecarboxylate

Chemical Structure:

M.f.：C₂₃H₂₂ClF₃O₂

Mol. wt.：422.9

CAS RN：[82657-04-3]

Physical Chemistry：CompositionMaterial contains 97% cis- isomer, 3% trans- isomer. FormViscous liquid; crystalline or waxy solid.M.p. 68-70.6℃V.p. 0.024 mPa (25℃)KOWlogP >6Henry1.02×102Pa m3 mol-1 (calc.)S.g./density1.210 (25℃)SolubilityIn water <1mg/l. Soluble in acetone, chloroform, dichloromethane, diethyl ether, and toluene. Slightly soluble in heptane and methanol. StabilityStable for 2 y at 25℃ and 50℃ (tech.). In natural daylight, DT50 255 d; stable 21 d at pH 5-9 (21℃).F.p. 165℃ (Tag open cup); 151℃ (Pensky-Martens closed cup)

Applications：Contact and stomach action. Effective against a broad range of foliar pests, including Coleoptera, Diptera, Heteroptera, Homoptera, Lepidoptera and Orthoptera; it also controls some species of Acarina. Crops include cereals, citrus, cotton, fruit, grapes, ornamentals and vegetables. Rates range from 5 g a.i./ha against Aphididae in cereals to 45 g/ha against Aphididae and Lepidoptera in top fruit.

Toxicology：Oral Acute oral LD50 for rats 54.5 mg/kg.Skin and eye Acute percutaneous LD50 for rabbits >2000 mg/kg. Non-irritant to skin; virtually non-irritating to eyes (rabbits). No skin sensitisation (guinea pigs). Birds Acute oral LD50 for bobwhite quail 1800, mallard ducks 2150 mg/kg. Dietary LC50 (8 d) for bobwhite quail 4450, mallard ducks 1280 mg/kg diet.Fish LC50 (96 h) for bluegill sunfish 0.00035, rainbow trout 0.00015 mg/l.Daphnia LC50 (48 h) 0.00016 mg/l. Bees LD50 (oral) 0.1mg/bee; (contact) 0.01462mg/bee.

Specification：95%TC

Packing：25kg in fibre drum