33395

Methamidophos

PESTANAL^®, analytical standard

• Synonym(s): O,S-Dimethyl phosphoramidothioate
• Empirical Formula (Hill Notation): C₂H₈NO₂PS
• CAS Number: 10265-92-6
• Molecular Weight: 141.13
• Beilstein/REAXYS Number: 8137714
• EC Number: 233-606-0
• MDL number: MFCD00041808
• UNSPSC Code: 41116107
• PubChem Substance ID: 329754521
• NACRES: NA.24

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

Safety Information

• 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_germany: 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