Demeton-s-methyl sulfone

Names

[ CAS No. ]:
17040-19-6

[ Name ]:
Demeton-s-methyl sulfone

[Synonym ]:
S-2-Ethylsulfonylethyl O,O-dimethyl phosphorothioate
Phosphorothioic acid, S-(2-(ethylsulfonyl)ethyl) O,O-dimethyl ester
S-[2-(Ethylsulfonyl)ethyl]-O,O-dimethylthiophosphat
1-dimethoxyphosphorylsulfanyl-2-ethylsulfonylethane
S-[2-(ethanesulfonyl)ethyl] O,O-dimethyl phosphorothioate
Thiophosphate de S-[2-(éthylsulfonyl)éthyle] et de O,O-diméthyle
S-[2-(Ethylsulfonyl)ethyl] O,O-dimethyl phosphorothioate
EINECS 241-109-5
DEMETON-S-METHYL SULPHONE
Demeton-S-methylsulfone
Phosphorothioic acid, S-[2-(ethylsulfonyl)ethyl] O,O-dimethyl ester
MFCD00055415
Demeton-S-methylsulfone
Demeton-s-methyl sulfone

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
393.5±44.0 °C at 760 mmHg

[ Melting Point ]:
52℃

[ Molecular Formula ]:
C6H15O5PS2

[ Molecular Weight ]:
262.284

[ Flash Point ]:
191.8±28.4 °C

[ Exact Mass ]:
262.009857

[ PSA ]:
113.16000

[ LogP ]:
-0.11

[ Appearance of Characters ]:
solid

[ Vapour Pressure ]:
0.0±0.9 mmHg at 25°C

[ Index of Refraction ]:
1.482

[ Water Solubility ]:
Soluble (63 g/L) (25 ºC)

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
TF9050000
CHEMICAL NAME :
Phosphorothioic acid, O,O-dimethyl S-(2-(ethylsulfonyl)ethyl) ester
CAS REGISTRY NUMBER :
17040-19-6
BEILSTEIN REFERENCE NO. :
1712536
LAST UPDATED :
199612
DATA ITEMS CITED :
12
MOLECULAR FORMULA :
C6-H15-O5-P-S2
MOLECULAR WEIGHT :
262.30
WISWESSER LINE NOTATION :
WS2&2SPO&O1&O1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
32400 ug/kg
TOXIC EFFECTS :
Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - other esterases
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
195 mg/m3/4H
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
21 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
22 mg/kg
TOXIC EFFECTS :
Behavioral - general anesthetic Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - other esterases
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Unreported
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
40 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
30 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
50 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
120 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
85 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :
Mutation in microorganisms
TEST SYSTEM :
Bacteria - Escherichia coli
DOSE/DURATION :
5 mg/plate
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 28,405,1975 *** REVIEWS *** TOXICOLOGY REVIEW RREVAH Residue Reviews. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 07094) V.1- 1962- Volume(issue)/page/year: 63,1,1976

Safety Information

[ Symbol ]:

GHS06, GHS09

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H300 + H330-H311-H411

[ Precautionary Statements ]:
P260-P264-P273-P280-P284-P301 + P310

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Faceshields;Gloves;type P2 (EN 143) respirator cartridges

[ Hazard Codes ]:
T: Toxic;N: Dangerous for the environment;

[ Risk Phrases ]:
21-25-51/53

[ Safety Phrases ]:
S22;S28;S45;S61;S36/S37

[ RIDADR ]:
UN 2783

[ RTECS ]:
TF9050000

[ Packaging Group ]:
II

[ Hazard Class ]:
6.1(a)

[ HS Code ]:
29159000

Synthetic Route

Precursor & DownStream

Precursor

  • Methylmercaptophos oxide
  • demeton-S-methyl

DownStream


Related Compounds

  • demeton-S-methyl
  • disulfoton-oxon-sulfon
  • Metasystox
  • Dimethylsulfinylisopropylthiophosphate
  • Demeton methyl powder
  • Acibenzolar-S-methyl