Demeton-S-methylsulfone
[CAS# 17040-19-6]

Identification

• Classification: Chemical pesticide >> Insecticide >> Organochlorine insecticide
• Name: Demeton-S-methylsulfone
• Synonyms: O,O-Dimethyl S-[2-(ethylsulfonyl)ethyl]thiophosphate; Oxydemetonmethyl sulfone; S-[2-(Ethylsulfonyl)ethyl] O,O-dimethyl phosphorothioate
• Molecular Formula: C₆H₁₅O₅PS₂
• Molecular Weight: 262.28
• CAS Registry Number: 17040-19-6
• EC Number: 241-109-5

Properties

• Solubility: Soluble (63 g/L) (25 ºC), Calc.^*
• Density: 1.315±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 52 ºC^**

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2014 ACD/Labs)

^** Muhlmann, Rudolf; DE 948241 1956.

Safety Data

• Hazard Symbols: GHS06;GHS09 Danger
• Hazard Statements: H301-H312-H411
• Safety Description: S22;S28;S36/37;S45;S61

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Chronic hazardous to the aquatic environment	Aquatic Chronic	2	H411
Acute toxicity	Acute Tox.	2	H330
Acute toxicity	Acute Tox.	3	H311
Acute toxicity	Acute Tox.	2	H300
Acute toxicity	Acute Tox.	4	H312
Acute toxicity	Acute Tox.	3	H301

• Transport Information: UN 2811 6.1/PG 2