CRM36186

Paraoxon-ethyl

certified reference material, TraceCERT^®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

• Synonym(s): O,O-Diethyl O-(4-nitrophenyl) phosphate, Diethyl p-nitrophenyl phosphate, Paraoxon, Paraoxon-ethyl
• Linear Formula: O₂NC₆H₄OP(O)(OC₂H₅)₂
• CAS Number: 311-45-5
• Molecular Weight: 275.20
• Beilstein: 1915526
• MDL number: MFCD00007316
• UNSPSC Code: 41116107

Properties

• grade: certified reference material; TraceCERT^®
• Quality Level: 300
• product line: TraceCERT^®
• shelf life: limited shelf life, expiry date on the label
• manufacturer/tradename: Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
• refractive index: n20/D 1.51 (lit.)
• density: 1.274 g/mL at 25 °C (lit.)
• application(s): environmental
• format: neat
• storage temp.: −20°C
• SMILES string: CCOP(=O)(OCC)Oc1ccc(cc1)[N+]([O-])=O
• InChI: 1S/C10H14NO6P/c1-3-15-18(14,16-4-2)17-10-7-5-9(6-8-10)11(12)13/h5-8H,3-4H2,1-2H3
• InChI key: WYMSBXTXOHUIGT-UHFFFAOYSA-N

Description

General description

This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034. This CRM is traceable to primary material from an NMI, e.g. NIST or NMIJ. Certified content by quantitative NMR incl. uncertainty and expiry date are given on the certificate. Download your certificate at: http://www.sigma-aldrich.com

Application

Paraoxon-ethyl is a metabolite of parathion which is used as a non-systemic insecticide and acaricide to control sucking and chewing insects in cereals, fruit, citrus, vines, hops, vegetables, ornamentals, cotton and field crops. Paraoxon-ethyl is one of the most potent acetylcholinesterase-inhibing insecticides available. Under Reg. (EC) No 1107/2009 parathion is not approved for it′s use in the European Union as a plant protection product. The certified reference material (CRM) is intended to be used as a calibrant for chromatography and other analytical techniques.

Biochem/physiol Actions

Potent irreversible acetylcholinesterase inhibitor

Legal Information

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

Safety Information

• Pictograms: GHS06,GHS09
• Signal Word: Danger
• Hazard Statements: H300 + H310 - H410
• Precautionary Statements: P262 - P264 - P273 - P280 - P301 + P310 - P302 + P352 + P310
• Hazard Classifications: Acute Tox. 1 Dermal - Acute Tox. 1 Oral - Aquatic Acute 1 - Aquatic Chronic 1
• Storage Class Code: 6.1A - Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable