Tel:0086-21-58356513, 58356613
Fax:0086-21-58358362
Email:info@skybluechem.com
Site:www.skybluechem.com/
Common name azamethiphos (BSI, E-ISO, (m) F-ISO)
IUPAC name S-6-chloro-2,3-dihydro-2-oxo-1,3-oxazolo[4,5-b]pyridin-3-ylmethyl O,O-dimethyl phosphorothioate; 6-chloro-3-dimethoxyphosphinoylthiomethyl-1,3-oxazolo[4,5-b]pyridin-2(3H)-one
Chemical Abstracts name S-[(6-chloro-2-oxooxazolo[4,5-b]pyridin-3(2H)-yl)methyl] O,O-dimethyl phosphorothioate
CAS RN [35575-96-3]
PHYSICAL CHEMISTRY
Composition Tech. is >95%. Mol. wt. 324.7 M.f. C9H10ClN2O5PS Form Colourless crystals; (tech. is a beige to grey powder). M.p. 89 ºC V.p. 0.0049 mPa (20 ºC) KOW logP = 1.05 Henry 1.45 ´ 10-6 Pa m3 mol-1 (calc.) S.g./density 1.60 (20 ºC) Solubility In water 1.1 g/l (pH 7, 20 ºC). In dichloromethane 610, benzene 130, methanol 100, n-octanol 5.8 (all in g/kg, 20 ºC). Stability Unstable in acids and alkalis; DT50 (20 ºC) (calc.): 800 h (pH 5), 260 h (pH 7), 4.3 h (pH 9). F.p. >150 °C (Marcusson, without stirring)
APPLICATIONS
Biochemistry Cholinesterase inhibitor.
Mode of action Insecticide with contact and stomach action. Gives rapid knockdown, and has good residual activity.
Uses Control of flies and other insect pests in animal houses. Control of mosquitoes, tsetse flies, cockroaches, and other public hygiene pests.