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Analytical Reagents

EPN

Available on request

EPN (CAS 2104-64-5) supplier Zemixal: C14H14NO4PS, COA and SDS with every lot, worldwide shipping. Part of our Analytical Reagents range.

Pack sizes
EPN chemical structure
CAS number2104-64-5
FormulaC14H14NO4PS
Molar mass323.31 g/mol
InChIKeyAIGRXSNSLVJMEA-UHFFFAOYSA-N
IUPAC nameethoxy-(4-nitrophenoxy)-phenyl-sulfanylidene-lambda5-phosphane

About EPN

Researchers and plant chemists source EPN from Zemixal for routine and specialised work. For your records, the material is defined by CAS 2104-64-5, formula C14H14NO4PS and molar mass 323.31 g/mol.

Where it is used

  • Agrochemical formulations
  • Laboratory analysis

Handling and storage

It carries the GHS signal word Danger (H300, H310, H400 and H410), so wear gloves and eye protection and work with good ventilation.

Standard pack sizes are 100 mg, 250 mg, 1 g and 5 g, and custom quantities are quoted on request. Each lot travels with a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.

Typical uses

  • Agrochemical formulations
  • Laboratory analysis

Applications

Specifications and identifiers

Specifications of EPN
Product nameEPN
Catalogue numberZX-046804
CAS number2104-64-5
IUPAC nameethoxy-(4-nitrophenoxy)-phenyl-sulfanylidene-lambda5-phosphane
Molecular formulaC14H14NO4PS
Molar mass323.31 g/mol
Exact mass323.0381
XLogP34.4
H-bond donors / acceptors0 / 5
Topological polar surface area96.4 Ų
InChIKeyAIGRXSNSLVJMEA-UHFFFAOYSA-N
SMILESCCOP(=S)(C1=CC=CC=C1)OC2=CC=C(C=C2)[N+](=O)[O-]
PubChem CID16421
SynonymsO-Ethyl O-(4-nitrophenyl) phenylphosphonothioate, Ethyl p-nitrophenyl benzenethiophosphonate, O-Ethyl O-4-nitrophenyl phenylphosphonothioate, Ethyl p-nitrophenyl phenylphosphorothioate, Ethyl p-nitrophenyl phenylphosphorothioate (EPN), Kasutop Dust, EPN 300, O-Ethyl O-(p-nitrophenyl) phenylphosphonothioate, ENT 17,798, Ethyl p-nitrophenyl thionobenzenephosphonate, O-Ethyl O-(4-nitrophenyl) benzenethionophosphonate, Ethyl p-nitrophenyl benzenethionophosphonate

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS06 Acute toxicity
Acute toxicity
GHS09 Hazardous to the environment
Hazardous to the environment

Signal word Danger

  • H300Fatal if swallowed
  • H310Fatal in contact with skin
  • H400Very toxic to aquatic life
  • H410Very toxic to aquatic life with long lasting effects

Precautionary statements P262, P264, P270, P273, P280, P301 + P316, P302 + P352, P316, P321, P330, P361 + P364, P391, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of EPN
100 mgQuoted on request
250 mgQuoted on request
1 gQuoted on request
5 gQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about EPN

Which CAS number identifies EPN?
EPN is registered under CAS 2104-64-5. You may also see it listed as O-Ethyl O-(4-nitrophenyl) phenylphosphonothioate, Ethyl p-nitrophenyl benzenethiophosphonate, O-Ethyl O-4-nitrophenyl phenylphosphonothioate. Our catalogue number for this item is ZX-046804.
What are the formula and molar mass of EPN?
For EPN, its formula is C14H14NO4PS and its molar mass is 323.31 g/mol. The systematic (IUPAC) name is ethoxy-(4-nitrophenoxy)-phenyl-sulfanylidene-lambda5-phosphane. InChIKey AIGRXSNSLVJMEA-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for EPN?
The grade and assay are confirmed on the quotation and the batch COA. Standard packs are 100 mg, 250 mg, 1 g, 5 g. Larger quantities and custom packing can be quoted on request.
Which documents come with EPN?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship EPN to my country?
Yes. Because EPN is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.
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