Chemical: 毒死蜱
Use category: Insecticides > Organophosphorus insecticides Acaricides / Miticides > Organophosphorus acaricides Nematicides > Organophosphorus nematicides
Content & formulation: 97%,48%EC
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CAS No.】: 2921-88-2

CAS】: O,O-diethyl O-(3,5,6-trichloro-2-pyridinyl) phosphorothioate

Molecular Formula】: C9H11Cl3NO3PS

Molecular weight】:350.6;

Physical form】:Colourless crystals, with a mild mercaptan odour.

Density】:1.44 (20 °C); Melting point:42-43.5 °C;

Vapour pressure】:2.7 mPa (25 °C);

Henry constant】:6.76×10-1 Pa m3 mol-1 (calc.);

Partition coefficient(n-octanol and water)】:logP = 4.7;

Solubility】:In water c. 1.4 mg/l (25 °C). 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 °C).;

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 °C) to 100 d (phosphate buffer).

Soluble in acetone, benzene, chloroform, ethanol, iso-octane, methanol, and organic solvents.



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