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Pharmacopeial Impurities (EP / USP / BP)

Foscarnet sodium EP Impurity B

Reference StandardAvailable on request

Order Foscarnet sodium EP Impurity B (CAS 55920-24-6) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery.

Pack sizes
Foscarnet sodium EP Impurity B chemical structure
CAS number55920-24-6
FormulaC3H5Na2O5P
Molar mass198.02 g/mol
Physical formSolid
HS code38229090
InChIKeyHDPIQTPOVWZZLI-UHFFFAOYSA-L
IUPAC namedisodium;[ethoxy(oxido)phosphoryl]formate

About Foscarnet sodium EP Impurity B

Zemixal lists Foscarnet sodium EP Impurity B for laboratories that identify, quantify or control Foscarnet and its related substances. For your records (Reference Standard), the material is defined by CAS 55920-24-6, formula C3H5Na2O5P and molar mass 198.02 g/mol. It is handled as a solid.

Typical applications

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Safe handling

Hazard communication follows GHS (Warning: H315, H319 and H335). Our SDS lists exposure controls and first-aid measures.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. You receive a certificate of analysis with characterisation data with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Foscarnet

See every impurity, metabolite and related compound we list for this API.

Foscarnet standards

Typical uses

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Foscarnet sodium EP Impurity B
Product nameFoscarnet sodium EP Impurity B
Catalogue numberZX-024864
CAS number55920-24-6
IUPAC namedisodium;[ethoxy(oxido)phosphoryl]formate
Molecular formulaC3H5Na2O5P
Molar mass198.02 g/mol
Exact mass197.967
GradeReference Standard
Physical formSolid
H-bond donors / acceptors0 / 5
Topological polar surface area89.5 Ų
HS code38229090
InChIKeyHDPIQTPOVWZZLI-UHFFFAOYSA-L
SMILESCCOP(=O)(C(=O)[O-])[O-].[Na+].[Na+]
PubChem CID13077914
SynonymsDisodium(ethoxyoxidophosphanyl)formate, Foscarnet EP Impurity B, Disodium (ethoxyoxydophosphanyl)formate, Disodium (ethyl phosphono)formate, sodium (ethoxyoxidophosphoryl)formate, disodium ethoxy(oxido)phosphinecarboxylate oxide, disodium (ethyl phosphonato)formate, Disodium(ethylphosphono)formate, Benzenemethanol,3-bromo-7-ethyl-, Ethyl disodium oxycarbonylphosphonate, Foscarnet Related Compound B as Disodium Salt, Foscarnet Sodium Hexahydrate Impurity B as Disodium Salt

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

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, 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 Foscarnet sodium EP Impurity B
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

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

Questions about Foscarnet sodium EP Impurity B

Which CAS number identifies Foscarnet sodium EP Impurity B?
Foscarnet sodium EP Impurity B is registered under CAS 55920-24-6. You may also see it listed as Disodium(ethoxyoxidophosphanyl)formate, Foscarnet EP Impurity B, Disodium (ethoxyoxydophosphanyl)formate. Our catalogue number for this item is ZX-024864.
What are the formula and molar mass of Foscarnet sodium EP Impurity B?
For Foscarnet sodium EP Impurity B, its formula is C3H5Na2O5P and its molar mass is 198.02 g/mol. InChIKey HDPIQTPOVWZZLI-UHFFFAOYSA-L lets you match it in any structure database.
How is Foscarnet sodium EP Impurity B used in pharmaceutical QC?
Foscarnet sodium EP Impurity B is a characterised reference material linked to Foscarnet. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Foscarnet sodium EP Impurity B?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Foscarnet sodium EP Impurity B?
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 Foscarnet sodium EP Impurity B to my country?
Yes. Because Foscarnet sodium EP Impurity B 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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