Ramban-Chloropyriphos 20%EC Insecticides

Ramban-Chloropyriphos 20%EC

Its a tripple action Insecticides , also use to control termite effectively 

NOMENCLATURE 

Common name chlorpyrifos (BSI, E-ISO, ANSI, ESA, BAN); chlorpyriphos ((m) F-ISO, JMAF); chlorpyriphos-éthyl ((m) France)

IUPAC name O,O-diethyl O-3,5,6-trichloro-2-pyridyl phosphorothioate 

Chemical Abstracts name O,O-diethyl O-(3,5,6-trichloro-2-pyridinyl) phosphorothioate 

CAS RN [2921-88-2] EEC no. 220-864-4 Development codes Dowco 179 (Dow) Official codes OMS 971; ENT 27 311 

PHYSICAL CHEMISTRY 

Mol. wt. 350.6 M.f. C9H11Cl3NO3PS Form Colourless crystals, with a mild mercaptan odour. M.p. 42-43.5 ºC V.p. 2.7 mPa (25 ºC) KOW logP = 4.7 Henry 6.76 ´ 10-1 Pa m3 mol-1 (calc.) S.g./density 1.44 (20 °C) Solubility In water c. 1.4 mg/l (25 ºC). In benzene 7900, acetone 6500, chloroform 6300, carbon disulfide 5900, diethyl ether 5100, xylene 5000, iso-octanol 790, methanol 450 (all in g/kg, 25 ºC). Stability Rate of hydrolysis increases with pH, and in the presence of copper and possibly of other metals that can form chelates; DT50 1.5 d (water, pH 8, 25 ºC) to 100 d (phosphate buffer, pH 7, 15 ºC). 

APPLICATIONS 

Biochemistry Cholinesterase inhibitor.

Mode of action : Non-systemic insecticide with contact, stomach, and respiratory action.