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Supelco

Methidathion

PESTANAL®, analytical standard

Synonym(s):

S-2,3-Dihydro-5-methoxy-2-oxo-1,3,4-thiodiazol-3-yl-methyl-O,O-dimethyl-phosphodithioate

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About This Item

Empirical Formula (Hill Notation):
C6H11N2O4PS3
CAS Number:
950-37-8
Molecular Weight:
302.33
Beilstein/REAXYS Number:
619915
EC Number:
213-449-4
MDL number:
MFCD00055286
UNSPSC Code:
41116107
PubChem Substance ID:
329755304
NACRES:
NA.24

grade

analytical standard

Quality Level

100

product line

PESTANAL®

shelf life

limited shelf life, expiry date on the label

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

application(s)

agriculture
environmental

format

neat

storage temp.

2-8°C

SMILES string

COC1=NN(CSP(=S)(OC)OC)C(=O)S1

InChI

1S/C6H11N2O4PS3/c1-10-5-7-8(6(9)16-5)4-15-13(14,11-2)12-3/h4H2,1-3H3

InChI key

MEBQXILRKZHVCX-UHFFFAOYSA-N

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General description

Methidathion is a dimethoxyorganic phosphorus pesticide and cholinesterase inhibitor.

Application

Methidathion may be used as a reference standard for the determination of methidathion in serum and urine samples of acute poisoning by high-performance liquid chromatography with diode-array detector.
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

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Danger

Hazard Classifications

Acute Tox. 1 Inhalation - Acute Tox. 2 Dermal - Acute Tox. 2 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1

Storage Class

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk_germany

WGK 3

flash_point_f

212.0 °F - closed cup

flash_point_c

100 °C - closed cup

ppe

dust mask type N95 (US), Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges

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Certificates of Analysis (COA)

Lot/Batch Number
BCCJ3747
BCBX1633
SZBD234XV
SZBB174XV
SZB7263XV

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Evaluation of the carcinogenic potential of pesticides: 2. Methidathion.
Quest J A, et al.
Regulatory Toxicology and Pharmacology, 12(2), 117-126 (1990)
Determination of organophosphorus pesticides in biological samples of acute poisoning by HPLC with diode-array detector.
Cho Y, et al.
Chemical & Pharmaceutical Bulletin, 45(4), 737-740 (1997)
Turhan Yavuz et al.
Toxicology letters, 155(1), 59-64 (2004-12-09)
We have examined the effect of subchronic methidathion (MD) administration on vascular wall damage. The experimental groups were: control group and rats treated with 5 mg/kg MD. The MD group was given MD by gavage for 5 days a week
Ma Carmen Hernández-Soriano et al.
Water research, 43(9), 2481-2492 (2009-04-08)
The simultaneous disappearance of four organophosphorous insecticides in a Mediterranean calcareous soil was evaluated in the presence of surfactant solutions and municipal wastewater. A cationic, an anionic and a non-ionic surfactant were used at a low (0.75 mg L(-1)) and
Mariana González et al.
Environmental science and pollution research international, 15(1), 8-14 (2008-03-01)
Pesticides are often found in soil as a result of their application to control pests. They can be transported on soil particles to surface waters or they can lixiviate and reach other environmental compartments. Soil modification with amendments, such as
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