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34234

Supelco

Demeton-S-methyl solution

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

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Synonym(s):
S-[2-(Ethylthio)ethyl] O,O-dimethyl phosphorothioate, Methyldemetone
Empirical Formula (Hill Notation):
C6H15O3PS2
CAS Number:
Molecular Weight:
230.29
MDL number:
UNSPSC Code:
41116107
PubChem Substance ID:
NACRES:
NA.24

grade

analytical standard

Quality Level

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

Related Categories

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

Signal Word

Danger

Hazard Classifications

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

WGK

WGK 2

Flash Point(F)

35.6 °F

Flash Point(C)

2 °C

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

危险化学品

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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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.
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)
R Besser et al.
EEG-EMG Zeitschrift fur Elektroenzephalographie, Elektromyographie und verwandte Gebiete, 20(1), 28-33 (1989-03-01)
Repetitive stimulation of the median nerve elicited a so far unknown course of the muscle action potentials in four patients with organophosphate intoxications. The amplitude of the initial muscle action potential decreased with the second stimulus and gradually increased to
V Vallet et al.
Toxicology in vitro : an international journal published in association with BIBRA, 21(6), 1182-1190 (2007-05-08)
Organophosphorus compounds (OPs), such as pesticides and chemical warfare agents like sarin (GB), soman (GD) and VX, are highly toxic compounds. The OP vapours and their liquid forms are readily absorbed through the skin, therefore, protecting the skin of people
L B Rolfsjord et al.
Veterinary and human toxicology, 40(4), 222-224 (1998-07-31)
A previously healthy 2-y-old boy was admitted to the hospital 30 min after the ingestion of 10 ml of demeton-S-methyl (META-SYSTOX). Treatment consisted of gastric decontamination, atropine, reactivator (obidoxime) and supportive therapy. Atropine was given to control the muscarinic features.

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