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33395

Methamidophos

Name: Methamidophos
Brand: SIAL

PESTANAL^®, analytical standard

Synonym(s):

O,S-Dimethyl phosphoramidothioate

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About This Item

Empirical Formula (Hill Notation):

C₂H₈NO₂PS

CAS Number:

10265-92-6

Molecular Weight:

141.13

UNSPSC Code:

41116107

NACRES:

NA.24

PubChem Substance ID:

329754521

EC Number:

233-606-0

Beilstein/REAXYS Number:

8137714

MDL number:

MFCD00041808

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Properties

grade

analytical standard

Quality Level

100

product line

PESTANAL^®

shelf life

limited shelf life, expiry date on the label

technique(s)

HPLC: suitable, NMR: suitable, gas chromatography (GC): suitable

impurities

≤0.5% water (Karl Fischer)

mp

42-45 °C

suitability

passes test for identity (NMR)

application(s)

agriculture
environmental

format

neat

storage temp.

−20°C

SMILES string

COP(N)(=O)SC

InChI

1S/C2H8NO2PS/c1-5-6(3,4)7-2/h1-2H3,(H2,3,4)

InChI key

NNKVPIKMPCQWCG-UHFFFAOYSA-N

Description

General description

Methamidophos is a broad spectrum organophosphate pesticide used for controlling a variety of plant and soil pests in agricultural crops.

Application

Methamidophos may be used as a reference standard for the determination of the analyte in human serum samples using gas chromatography with mass spectrometry (GC-MS).

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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pictograms

GHS06,GHS09

signalword

Danger

hcodes

H300 + H310 + H330,H410

pcodes

P260 - P262 - P273 - P280 - P302 + P352 + P310 - P304 + P340 + P310

Hazard Classifications

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

Storage Class

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

wgk

WGK 3

flash_point_f

413.6 °F - closed cup

flash_point_c

212 °C - closed cup

ppe

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

Regulatory Information

危险化学品

北京危化品禁限

剧毒化学品

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Certificates of Analysis (COA)

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Protocols

Testing Food for Fipronil Contamination

Test your food for fipronil contamination using our analytical standards, certified reference materials, solvents, and columns for analysis.

Simultaneous analysis of acephate and methamidophos in human serum by improved extraction and GC-MS.

Adachi N, et al.

Forensic Toxicology, 26(2), 76-76 (2008)

Impacts of methamidophos on the biochemical, catabolic, and genetic characteristics of soil microbial communities.

Wang CM, et al.

Critical reviews in environmental science and technology, 40(3), 778-788 (2008)

Semipreparative enantioseparation of methamidophos by HPLC-UV and preliminary in vitro study of butyrylcholinesterase inhibition.

Guilherme L Emerick et al.

Environmental toxicology and chemistry, 31(2), 239-245 (2011-11-03)

Many chiral pesticides are introduced into the environment as racemates, although their pesticidal activity is usually the result of preferential reactivity of only one enantiomer, while the other enantiomer may have toxic effects against nontarget organisms. Methamidophos (O,S-dimethyl phosphoramidothioate), a

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Global Trade Item Number

SKU	GTIN
33395-100MG	04061835352746