Paraoxon-ethyl

Name: Paraoxon-ethyl
Brand: Vaqora Chemicals
SKU: VQ-011533

About Paraoxon-ethyl

Paraoxon-ethyl (CAS 311-45-5) is an organic building block offered by Vaqora Chemicals. Its molecular formula is C10H14NO6P and its molecular weight is 275.19 g/mol. Systematically, it is named diethyl (4-nitrophenyl) phosphate. It is also known as Diethyl p-nitrophenyl phosphate or Phosphacol.

In its supplied form it is a light yellow to very dark yellow liquid. Literature values give a density of 1.274 g/mL at 25 °C. Store in a cool, well-ventilated place, away from sources of ignition, with the container tightly sealed. It carries the GHS signal word “Danger” with 4 hazard statements. Review the Safety Data Sheet before use.

Typical applications include enzyme inhibition studies and organic synthesis. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Available in 100 mg and 1 g packs, Paraoxon-ethyl is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Enzyme inhibition studies
Organic synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Paraoxon-ethyl
Catalogue No.	VQ-011533
CAS Number	311-45-5
IUPAC name	diethyl (4-nitrophenyl) phosphate
Molecular formula	C₁₀H₁₄NO₆P
Molecular weight	275.19 g/mol
Exact mass	275.0559
HSN code	29420090
InChIKey	WYMSBXTXOHUIGT-UHFFFAOYSA-N
SMILES	CCOP(=O)(OCC)OC1=CC=C(C=C1)[N+](=O)[O-]
PubChem CID	9395

Physical properties
Physical form	Liquid
Appearance	Light yellow to very dark yellow liquid
Density	1.274 g/mL at 25 °C
LogP (XLogP3)	2
H-bond donors / acceptors	0 / 6
TPSA	90.6 Å²
UN number	UN 2810
Synonyms	Diethyl p-nitrophenyl phosphate, Phosphacol, Diethyl paraoxon, Miotisal, Ethyl paraoxon, Diethyl 4-nitrophenyl phosphate, Mintacol, Fosfakol, Phosphakol, Eticol, Paraoxone, Miotisal A

Safety & hazard information (GHS)

Toxic

Environmental hazard

Signal word: Danger

Hazard statements

H300Fatal if swallowed
H310Fatal in contact with skin
H330Fatal if inhaled
H400Very toxic to aquatic life

Precautionary statements: P260, P262, P264, P270, P271, P273, P280, P284, P301 + P316, P302 + P352, P304 + P340, P316, P320, P321, P330, P361 + P364, P391, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Paraoxon-ethyl?

The CAS Registry Number of Paraoxon-ethyl is 311-45-5. It is also known as Diethyl p-nitrophenyl phosphate, Phosphacol, Diethyl paraoxon.

What is the molecular formula and molecular weight of Paraoxon-ethyl?

Paraoxon-ethyl has the molecular formula C10H14NO6P and a molecular weight of 275.19 g/mol. Its IUPAC name is diethyl (4-nitrophenyl) phosphate.

Which grade and pack sizes of Paraoxon-ethyl can I order?

We supply Paraoxon-ethyl, in 100 mg, 1 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Paraoxon-ethyl?

Yes. Every lot of Paraoxon-ethyl is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Paraoxon-ethyl be shipped internationally?

Yes. Paraoxon-ethyl is classified as hazardous (UN 2810), so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.