熔点

42-44°C

沸点

200°C

密度

1.398

蒸气压	5.03 x 10-5 mmHg at 25 °C (subcooled liquid vapor pressure calculated from GC retention time data,Hinckley et al., 1990)

闪点

2 °C

LogP	5.21 at 20℃

溶解度	(At 25 °): 6.5, 7.9, 6.3, and 0.45 kg/kg in acetone, benzene, chloroform, and methanol, respectively (Worthing and Hance, 1991)

形态

solid

酸度系数(pKa)

-5.28±0.10(Predicted)

水溶解性	Insoluble. 0.00013 g/100 mL

Merck

13,2208

BRN

1545756

Henry's Law Constant

8.19 at 5 °C, 20.7 at 15 °C, 22.7 at 20 °C, 35.5 at 25 °C, 146 at 35 °C:in 3% NaCl solution: 32.3 at 5 °C, 82.9 at 15 °C, 301 at 25 °C, 535 at 35 °C (gas stripping-GC, Cetin et al., 2006)

暴露限值	OSHA PEL: TWA 0.2 mg/m3, STEL 0.6 mg/m3; ACGIH TLV: TWA 0.2 mg/m3, STEL 0.6 mg/m3

NIST化学物质信息

o,o-Diethyl-o-(3,5,6-trichloro-2-pyridyl)phosphorothioate(2921-88-2)

EPA化学物质信息

Chlorpyrifos (2921-88-2)