bifenthrin
95%tech, 10%ec,
Insecticide, acaricide
pyrethroid
NOMENCLATURE
Common name bifenthrin (BSI, ANSI, draft E-ISO); bifenthrine ((f) draft F-ISO)
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
CAS RN [82657-04-3] Development codes FMC 54 800 Official codes OMS 3024
PHYSICAL CHEMISTRY
Composition Material contains ³97% cis- isomer, £3% trans- isomer. Mol. wt. 422.9 M.f. C23H22ClF3O2 Form Viscous liquid; crystalline or waxy solid. M.p. 68-70.6 ¡ãC V.p. 0.024 mPa (25 ºC) KOW logP >6 Henry 1.02 ´ 102 Pa m3 mol-1 (calc.) S.g./density 1.210 (25 ºC) Solubility In water <1 mg/l. Soluble in acetone, chloroform, dichloromethane, diethyl ether, and toluene. Slightly soluble in heptane and methanol. Stability Stable for 2 y at 25 ºC and 50 ºC (tech.). In natural daylight, DT50 255 d; stable 21 d at pH 5-9 (21 ºC). F.p. 165 ºC (Tag open cup); 151 ºC (Pensky-Martens closed cup)
APPLICATIONS
Mode of action Contact and stomach action. Uses 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. Formulation types EC; GR. SC; UL; WP. Compatibility Not compatible with alkaline materials.
|
product name |
bifenthrin 95% tc |
bifenthrin 10% ec |
|
appearance |
off-white powder |
yellow brown transparent liquid |
|
a.i.content |
95.1% |
10.1% |
|
loss at heat |
0.23 |
|
|
water |
|
0.23% |
|
acidity |
|
0.13% |
|
density(25¡æ) |
|
0.90 |
