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34234

Supelco

Demeton-S-methyl solution

100 μg/mL in acetonitrile, PESTANAL®, analytical standard

Synonym(s):

S-[2-(Ethylthio)ethyl] O,O-dimethyl phosphorothioate, Methyldemetone

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About This Item

Empirical Formula (Hill Notation):
C6H15O3PS2
CAS Number:
919-86-8
Molecular Weight:
230.29
MDL number:
MFCD00055464
UNSPSC Code:
41116107
PubChem Substance ID:
329754918
NACRES:
NA.24

grade

analytical standard

Quality Level

100

product line

PESTANAL®

shelf life

limited shelf life, expiry date on the label

concentration

100 μg/mL in acetonitrile

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

application(s)

agriculture

format

single component solution

storage temp.

2-8°C

SMILES string

CCSCCSP(=O)(OC)OC

InChI

1S/C6H15O3PS2/c1-4-11-5-6-12-10(7,8-2)9-3/h4-6H2,1-3H3

InChI key

WEBQKRLKWNIYKK-UHFFFAOYSA-N

General description

Demeton-S-methyl is a metabolite of the pesticide thiometon, used for food, environmental, and toxicology analyses.

Application

Demeton-S-methyl may be used as an analytical reference standard for the determination of the analyte in rice, wines and baby food products by various chromatography techniques.
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Legal Information

PESTANAL is a registered trademark of Merck KGaA, Darmstadt, Germany

Pictograms

FlameExclamation mark
GHS02,GHS07

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Flam. Liq. 2

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

35.6 °F

Flash Point(C)

2 °C

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
BCCH1297
BCCB4805
BCBZ8745
BCBS0430V
SZBF005XV

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Young-Su Jeong et al.
Biochemical and biophysical research communications, 449(3), 263-267 (2014-05-16)
V-type nerve agents, known as VX, are organophosphate (OP) compounds, and show extremely toxic effects on human and animals by causing cholinergic overstimulation of synapses. The bacterial organophosphorus hydrolase (OPH) has attracted much attention for detoxifying V-type agents through hydrolysis
Avian esterases as indicators of exposure to insecticides--the factor of diurnal variation.
H M Thompson et al.
Bulletin of environmental contamination and toxicology, 41(1), 4-11 (1988-07-01)
V Vallet et al.
Toxicology, 246(1), 73-82 (2008-02-26)
The organophosphorus (OP) chemical warfare V agent O-ethyl-S-[2(di-isopropylamino)ethyl] methyl phosphonothioate (VX), is a highly toxic compound which mainly penetrates the body via percutaneous pathways. Hence, the following prerequisite: to ascertain compound absorption and percutaneous profile distribution with a view to
D Schludecker et al.
Zeitschrift fur Rechtsmedizin. Journal of legal medicine, 101(1), 55-60 (1988-01-01)
A case of lethal suicidal intoxication with demeton-S-methyl is reported. Capillary chromatography on wide-bore columns (CP-sil 5, 0.53 mm ID, 1 micron film thickness) was used for the quantitative determinations of this substance in the body fluids and tissues.
Simo O Pehkonen et al.
Environmental science & technology, 39(8), 2586-2591 (2005-05-12)
The chemical fate of organophosphorus pesticides (OPs) has been proven to depend strongly on the chemistry of their aquatic environment. In particular, metal ions (and metal oxide surfaces) have been known to play an important role in the hydrolytic fate
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