fenitrothion
95%tech, 50%ec,
Insecticide
organophosphorus
NOMENCLATURE
Common name fenitrothion (BSI, E-ISO, (m) F-ISO, ESA, BAN); MEP (JMAF)
IUPAC name O,O-dimethyl O-4-nitro-m-tolyl phosphorothioate
Chemical Abstracts name O,O-dimethyl O-(3-methyl-4-nitrophenyl) phosphorothioate
CAS RN [122-14-5] EEC no. 204-524-2 Development codes Bayer 41831; S-5660; S-1102A (all to Bayer); AC 47 300 (Cyanamid) Official codes OMS 43; OMS 223; ENT 25 715
PHYSICAL CHEMISTRY
Mol. wt. 277.2 M.f. C9H12NO5PS Form Yellow-brown liquid, with a faint characteristic odour. M.p. 0.3 ¡ãC B.p. 140-145 ºC/0.1 mmHg (decomp.) V.p. 18 mPa (20 ºC) KOW logP = 3.43 (20 ºC) S.g./density 1.328 (25 ºC) Solubility In water 14 mg/l (30 ºC). Readily soluble in alcohols, esters, ketones, aromatic hydrocarbons, and chlorinated hydrocarbons. In hexane 24, isopropanol 138 (both in g/l, 20 ºC). Stability Relatively stable to hydrolysis under normal conditions: DT50 (est.) 108.8 d (pH 4), 84.3 d (pH 7), 75 d (pH 9) (22 ºC). F.p. 157 ¡ãC
APPLICATIONS
Biochemistry Cholinesterase inhibitor. Mode of action Non-systemic insecticide with contact and stomach action. Uses Control of chewing, sucking, and boring insects in cereals, soft fruit, tropical fruit, vines, rice, sugar cane, vegetables, turf, and forestry. Also used as a public health insecticide for control of household insects (flies, cockroaches, and other insects) by application to breeding sites; for control of flies in animal houses; for control of stored product insect pests; for control of mosquito larvae (as a vector control agent for malaria); and for control of locusts. Phytotoxicity Non-phytotoxic when used as recommended. Cotton, brassicas, and some fruits may be injured by high rates of application. Russetting is possible with some apple varieties. Formulation types AE; DP; EC; GR; UL; WP. Compatibility Incompatible with alkaline compounds.
|
product name: |
fenitrothion 95% tc |
fenitrothion 50% ec |
|
appearance: |
brown liquid |
pale-yellow transparent liquid |
|
a.i.content: |
95.23% |
50.03% |
|
acidity: |
0.07% |
0.07% |
|
moisture: |
0.08% |
0.08% |
