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API Impurities

2',4'-Difluoro-[1,1'-biphenyl]-4-carboxylic Acid

Reference StandardAvailable on request

Order 2',4'-Difluoro-[1,1'-biphenyl]-4-carboxylic Acid (CAS 331760-41-9) online at Zemixal: C13H8F2O2, COA and SDS with every lot, worldwide shipping.

Pack sizes
2',4'-Difluoro-[1,1'-biphenyl]-4-carboxylic Acid chemical structure
CAS number331760-41-9
FormulaC13H8F2O2
Molar mass234.2 g/mol
Physical formSolid
HS code38229090
InChIKeyDGHGRAZWNAQANC-UHFFFAOYSA-N
IUPAC name4-(2,4-difluorophenyl)benzoic acid

About 2',4'-Difluoro-[1,1'-biphenyl]-4-carboxylic Acid

Zemixal lists 2',4'-Difluoro-[1,1'-biphenyl]-4-carboxylic Acid for laboratories that identify, quantify or control Flurbiprofen and its related substances. For your records (Reference Standard), the material is defined by CAS 331760-41-9, formula C13H8F2O2 and molar mass 234.2 g/mol. It is handled as a solid.

Typical applications

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

Safe handling

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

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Every shipment includes 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 Flurbiprofen

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

Flurbiprofen standards

Typical uses

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

Applications

Specifications and identifiers

Specifications of 2',4'-Difluoro-[1,1'-biphenyl]-4-carboxylic Acid
Product name2',4'-Difluoro-[1,1'-biphenyl]-4-carboxylic Acid
Catalogue numberZX-045625
CAS number331760-41-9
IUPAC name4-(2,4-difluorophenyl)benzoic acid
Molecular formulaC13H8F2O2
Molar mass234.2 g/mol
Exact mass234.0492
GradeReference Standard
Physical formSolid
XLogP33.3
H-bond donors / acceptors1 / 4
Topological polar surface area37.3 Ų
HS code38229090
InChIKeyDGHGRAZWNAQANC-UHFFFAOYSA-N
SMILESC1=CC(=CC=C1C2=C(C=C(C=C2)F)F)C(=O)O
PubChem CID2758264
Synonyms2',4'-Difluoro-biphenyl-4-carboxylic acid, 2',4'-difluorobiphenyl-4-carboxylic acid, 2',4'-Difluoro-4-Biphenylcarboxylic Acid

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 2',4'-Difluoro-[1,1'-biphenyl]-4-carboxylic Acid
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 2',4'-Difluoro-[1,1'-biphenyl]-4-carboxylic Acid

Which CAS number identifies 2',4'-Difluoro-[1,1'-biphenyl]-4-carboxylic Acid?
2',4'-Difluoro-[1,1'-biphenyl]-4-carboxylic Acid is registered under CAS 331760-41-9. You may also see it listed as 2',4'-Difluoro-biphenyl-4-carboxylic acid, 2',4'-difluorobiphenyl-4-carboxylic acid, 2',4'-Difluoro-4-Biphenylcarboxylic Acid. Our catalogue number for this item is ZX-045625.
What are the formula and molar mass of 2',4'-Difluoro-[1,1'-biphenyl]-4-carboxylic Acid?
For 2',4'-Difluoro-[1,1'-biphenyl]-4-carboxylic Acid, its formula is C13H8F2O2 and its molar mass is 234.2 g/mol. The systematic (IUPAC) name is 4-(2,4-difluorophenyl)benzoic acid. InChIKey DGHGRAZWNAQANC-UHFFFAOYSA-N lets you match it in any structure database.
How is 2',4'-Difluoro-[1,1'-biphenyl]-4-carboxylic Acid used in pharmaceutical QC?
2',4'-Difluoro-[1,1'-biphenyl]-4-carboxylic Acid is a characterised reference material linked to Flurbiprofen. 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 2',4'-Difluoro-[1,1'-biphenyl]-4-carboxylic Acid?
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 2',4'-Difluoro-[1,1'-biphenyl]-4-carboxylic Acid?
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 2',4'-Difluoro-[1,1'-biphenyl]-4-carboxylic Acid to my country?
Yes. Because 2',4'-Difluoro-[1,1'-biphenyl]-4-carboxylic Acid 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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