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Pharmacopeial Impurities (EP / USP / BP)

Flubendazole EP Impurity B

Reference StandardAvailable on request

Buy Flubendazole EP Impurity B (CAS 82050-13-3) from Zemixal: C14H10FN3O, COA and SDS with every lot, worldwide shipping.

Pack sizes
Flubendazole EP Impurity B chemical structure
CAS number82050-13-3
FormulaC14H10FN3O
Molar mass255.25 g/mol
Physical formSolid
HS code38229090
InChIKeyWINHLTQNRABBSW-UHFFFAOYSA-N
IUPAC name(2-amino-3H-benzimidazol-5-yl)-(4-fluorophenyl)methanone

About Flubendazole EP Impurity B

Flubendazole EP Impurity B is supplied by Zemixal as a characterised reference material for Flubendazole analysis. Key data (Reference Standard): CAS 82050-13-3, formula C14H10FN3O and molar mass 255.25 g/mol. It is handled as a solid.

Common uses in the lab and plant

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

Storage and safety notes

It carries the GHS signal word Warning (H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Every shipment includes a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Flubendazole

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

Flubendazole 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 Flubendazole EP Impurity B
Product nameFlubendazole EP Impurity B
Catalogue numberZX-024766
CAS number82050-13-3
IUPAC name(2-amino-3H-benzimidazol-5-yl)-(4-fluorophenyl)methanone
Molecular formulaC14H10FN3O
Molar mass255.25 g/mol
Exact mass255.0808
GradeReference Standard
Physical formSolid
XLogP32.7
H-bond donors / acceptors2 / 4
Topological polar surface area71.8 Ų
HS code38229090
InChIKeyWINHLTQNRABBSW-UHFFFAOYSA-N
SMILESC1=CC(=CC=C1C(=O)C2=CC3=C(C=C2)N=C(N3)N)F
PubChem CID57358774
Synonyms2-Aminoflubendazole, Flubendazole - Impurity B, Methanone, (2-amino-1H-benzimidazol-5-yl)(4-fluorophenyl)-, (2-Amino-1H-benzimidazol-5-yl)(4-fluorophenyl)methanone, (2-Amino-1H-benzimidazol-6-yl)(4-fluorophenyl)-methanone, (2-Amino-1H-1,3-benzimidazol-6-yl)(4-fluorophenyl)methanone, (2-amino-1H-benzo[d]imidazol-5-yl)(4-fluorophenyl)methanone

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 Flubendazole 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 Flubendazole EP Impurity B

Which CAS number identifies Flubendazole EP Impurity B?
Flubendazole EP Impurity B is registered under CAS 82050-13-3. You may also see it listed as 2-Aminoflubendazole, Flubendazole - Impurity B, Methanone, (2-amino-1H-benzimidazol-5-yl)(4-fluorophenyl)-. Our catalogue number for this item is ZX-024766.
What are the formula and molar mass of Flubendazole EP Impurity B?
For Flubendazole EP Impurity B, its formula is C14H10FN3O and its molar mass is 255.25 g/mol. The systematic (IUPAC) name is (2-amino-3H-benzimidazol-5-yl)-(4-fluorophenyl)methanone. InChIKey WINHLTQNRABBSW-UHFFFAOYSA-N lets you match it in any structure database.
How is Flubendazole EP Impurity B used in pharmaceutical QC?
Flubendazole EP Impurity B is a characterised reference material linked to Flubendazole. 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 Flubendazole 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 Flubendazole 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 Flubendazole EP Impurity B to my country?
Yes. Because Flubendazole 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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