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CRM36186

Supelco

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

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About This Item

Linear Formula:
O2NC6H4OP(O)(OC2H5)2
CAS Number:
311-45-5
Molecular Weight:
275.20
Beilstein/REAXYS Number:
1915526
MDL number:
MFCD00007316
UNSPSC Code:
41116107
NACRES:
NA.24

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

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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

pictograms

Skull and crossbonesEnvironment
GHS06,GHS09

signalword

Danger

Hazard Classifications

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

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

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