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Merck
CN

34234

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
NACRES:
NA.24
PubChem Substance ID:
329754918
UNSPSC Code:
41116107
MDL number:
MFCD00055464

Key Documents

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Product Name

Demeton-S-methyl solution, 100 μg/mL in acetonitrile, PESTANAL®, analytical standard

InChI

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

SMILES string

CCSCCSP(=O)(OC)OC

InChI key

WEBQKRLKWNIYKK-UHFFFAOYSA-N

grade

analytical standard

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

Quality Level

100

Related Categories

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.

General description

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

Legal Information

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

pictograms

FlameExclamation mark
GHS02,GHS07

signalword

Danger

Hazard Classifications

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

Storage Class

3 - Flammable liquids

wgk

WGK 2

flash_point_f

35.6 °F

flash_point_c

2 °C

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

Regulatory Information

危险化学品
农药列管产品
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Certificates of Analysis (COA)

Lot/Batch Number
BCCL8151
BCCH1297
BCCB4805
BCBZ8745
BCBS0430V

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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
P J Lewis et al.
Clinical chemistry, 27(6), 926-929 (1981-06-01)
We describe an automated kinetic method for erythrocyte acetylcholinesterase (EC 3.1.1.7) and plasma cholinesterase (EC 3.1.1.8) based on Ellman's colorimetric method. Quinidine sulfate is used as an inhibitor of plasma cholinesterase during the measurement of erythrocyte acetylcholinesterase activity, obviating the
S W Shires
Ecotoxicology and environmental safety, 10(1), 1-11 (1985-08-01)
Cypermethrin (Ripcord) and demeton-S-methyl (Duratox) were each applied to large fields of winter wheat by fixed-wing aircraft. The numbers of soil surface- and foliar-dwelling arthropods were estimated at intervals before and after treatment in both the treated and an untreated
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.
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
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