CAS 867-27-6|Metasystox

Introduction:Basic information about CAS 867-27-6|Metasystox, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
Common NameMetasystox
CAS Number867-27-6Molecular Weight230.28500
Density1.207Boiling Point89(0.02kPa)
Molecular FormulaC6H15O3PS2Melting Point/
MSDS/Flash Point112.1ºC

Names

Namedemeton-O-methyl
SynonymMore Synonyms

Chemical & Physical Properties

Density1.207
Boiling Point89(0.02kPa)
Molecular FormulaC6H15O3PS2
Molecular Weight230.28500
Flash Point112.1ºC
Exact Mass230.02000
PSA94.89000
LogP2.92400
Index of Refraction1.505
InChIKeyZVZQKNVMDKSGGF-UHFFFAOYSA-N
SMILESCCSCCOP(=S)(OC)OC

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
TG1650000
CHEMICAL NAME :
Phosphorothioic acid, O-(2-(ethylthio)ethyl) O,O-dimethyl ester
CAS REGISTRY NUMBER :
867-27-6
BEILSTEIN REFERENCE NO. :
1707378
LAST UPDATED :
199707
DATA ITEMS CITED :
9
MOLECULAR FORMULA :
C6-H15-O3-P-S2
MOLECULAR WEIGHT :
230.30
WISWESSER LINE NOTATION :
2S2OPS&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 :
75 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FATOAO Farmakologiya i Toksikologiya (Moscow). For English translation, see PHTXA6 and RPTOAN. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.2- 1939- Volume(issue)/page/year: 22,559,1959
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
216 mg/kg
TOXIC EFFECTS :
Behavioral - muscle weakness Behavioral - ataxia Lungs, Thorax, or Respiration - respiratory stimulation
REFERENCE :
BIJOAK Biochemical Journal. (Biochemical Soc. Book Depot, POB 32, Commerce Way, Colchester, Essex CO2 8HP, UK) V.1- 1906- Volume(issue)/page/year: 67,187,1957
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
46 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FATOAO Farmakologiya i Toksikologiya (Moscow). For English translation, see PHTXA6 and RPTOAN. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.2- 1939- Volume(issue)/page/year: 22,559,1959
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Mammal - cat
DOSE/DURATION :
30 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FATOAO Farmakologiya i Toksikologiya (Moscow). For English translation, see PHTXA6 and RPTOAN. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.2- 1939- Volume(issue)/page/year: 22,559,1959
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Mammal - cat
DOSE/DURATION :
20 mg/m3
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 28(3),21,1963
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
75 mg/kg
TOXIC EFFECTS :
Behavioral - tremor
REFERENCE :
FATOAO Farmakologiya i Toksikologiya (Moscow). For English translation, see PHTXA6 and RPTOAN. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.2- 1939- Volume(issue)/page/year: 22,559,1959 *** 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: 46,1,1973 TOXICOLOGY REVIEW MZUZA8 Meditsinskii Zhurnal Uzbekistana. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) No.1- 1957- Volume(issue)/page/year: (8),90,1973 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-DENMARK:TWA 0.05 ppm (0.5 mg/m3);Skin JAN 1993

Safety Information

Hazard CodesT: Toxic;
Risk Phrases25
Safety Phrases24-36/37-45
RIDADRUN 3018
Packaging GroupIII
Hazard Class6.1(b)

Synonyms

O-[2-(ethylsulfanyl)ethyl] O,O-dimethyl phosphorothioate
Methyl-demeton-O
O-2-ethylthioethyl O,O-dimethyl phosphorothioate
Demeton-S-methyl
O,O-Dimethyl O-ethylmercaptoethyl thiophosphate
O-[2-(ethylthio)ethyl] O,O-dimethyl phosphorothioate
Demeton-O-methyl
2-ethylsulfanylethoxy-dimethoxy-sulfanylidene-λ<sup>5</sup>-phosphane
methylmercaptophos
EINECS 212-758-1
Methyl-O-demeton
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