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Safety Information

D9286

Sigma-Aldrich

Paraoxon-ethyl

≥90%, oil

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:
1915526
EC Number:
206-221-0
MDL number:
MFCD00007316
UNSPSC Code:
12352202
PubChem Substance ID:
24894279
NACRES:
NA.77

Assay

≥90%

form

oil

color

yellow

refractive index

n20/D 1.51 (lit.)

density

1.274 g/mL at 25 °C (lit.)

storage temp.

2-8°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

Gene Information

human ... PON1(5444)

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Application

Paraoxon-ethyl has been used as a substrate in paraoxonase (PON) activity assay. It has also been used as a lipase inhibitor to study the effects of anacetrapib on homotypic transfer from high density lipoprotein L3 (HDL3) to HDL2 in vivo.

Biochem/physiol Actions

Potent irreversible acetylcholinesterase inhibitor

Caution

air sensitive: handle under argon

Physical form

Oily liquid

Pictograms

Skull and crossbonesEnvironment
GHS06,GHS09

Signal Word

Danger

Hazard Statements

H300 + H310,H410

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

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

D9286-VAR:
D9286-BULK:
D9286-1G:

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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