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API Impurities

Nifuratel - Impurity B

Reference StandardAvailable on request

Nifuratel - Impurity B (CAS 736-53-8) supplier Zemixal. Request a quote with price, lead time and documents. Part of our API Impurities range.

Pack sizes
Nifuratel - Impurity B chemical structure
CAS number736-53-8
FormulaC10H6N4O6
Molar mass278.18 g/mol
Physical formSolid
HS code38229090
InChIKeyLIELVKLOFLWIGJ-UHFFFAOYSA-N
IUPAC name1-(5-nitrofuran-2-yl)-N-[(5-nitrofuran-2-yl)methylideneamino]methanimine

About Nifuratel - Impurity B

Nifuratel - Impurity B belongs to the Nifuratel reference-standard family in the Zemixal catalogue. For your records (Reference Standard), the material is defined by CAS 736-53-8, formula C10H6N4O6 and molar mass 278.18 g/mol. It is handled as a solid.

Use cases we see most often

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Storage and safety notes

Classified under GHS with signal word Warning and hazard statements H315, H319, H335 and H351. Read the SDS before first use.

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

Reference standards for Nifuratel

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

Nifuratel standards

Typical uses

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of Nifuratel - Impurity B
Product nameNifuratel - Impurity B
Catalogue numberZX-036491
CAS number736-53-8
IUPAC name1-(5-nitrofuran-2-yl)-N-[(5-nitrofuran-2-yl)methylideneamino]methanimine
Molecular formulaC10H6N4O6
Molar mass278.18 g/mol
Exact mass278.0287
GradeReference Standard
Physical formSolid
XLogP32.4
H-bond donors / acceptors0 / 8
Topological polar surface area143 Ų
HS code38229090
InChIKeyLIELVKLOFLWIGJ-UHFFFAOYSA-N
SMILESC1=C(OC(=C1)[N+](=O)[O-])C=NN=CC2=CC=C(O2)[N+](=O)[O-]
PubChem CID101848
SynonymsNitrofural EP Impurity A, 5-Nitro-2-furancarboxaldehyde 2-((5-nitro-2-furanyl)methylene)hydrazone, bis[(5-nitrofuran-2-yl)methylidene]hydrazine, 1,2-Bis((5-nitrofuran-2-yl)methylene)hydrazine, 1-(5-nitro-2-furyl)-N-[(5-nitro-2-furyl)methyleneamino]methanimine

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
GHS08 Health hazard
Health hazard

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation
  • H351Suspected of causing cancer

Precautionary statements P203, P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P318, 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 Nifuratel - 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 Nifuratel - Impurity B

Which CAS number identifies Nifuratel - Impurity B?
Nifuratel - Impurity B is registered under CAS 736-53-8. You may also see it listed as Nitrofural EP Impurity A, 5-Nitro-2-furancarboxaldehyde 2-((5-nitro-2-furanyl)methylene)hydrazone, bis[(5-nitrofuran-2-yl)methylidene]hydrazine. Our catalogue number for this item is ZX-036491.
What are the formula and molar mass of Nifuratel - Impurity B?
For Nifuratel - Impurity B, its formula is C10H6N4O6 and its molar mass is 278.18 g/mol. The systematic (IUPAC) name is 1-(5-nitrofuran-2-yl)-N-[(5-nitrofuran-2-yl)methylideneamino]methanimine. InChIKey LIELVKLOFLWIGJ-UHFFFAOYSA-N lets you match it in any structure database.
How is Nifuratel - Impurity B used in pharmaceutical QC?
Nifuratel - Impurity B is a characterised reference material linked to Nifuratel. 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 Nifuratel - 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 Nifuratel - 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 Nifuratel - Impurity B to my country?
Yes. Because Nifuratel - 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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