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VAQORACHEMICALS
Pharmacopeial Impurities (EP / USP / BP)Reference StandardAvailable on request

Bufexamac EP Impurity A

Synonyms: (4-n-Butoxyphenyl)acetic acid · Bufexamac - Impurity A · 4-Butoxyphenylacetic acid · 4-n-Butoxyphenylacetic acid

CAS No.4547-57-3
FormulaC12H16O3
Mol. weight208.25
Catalogue No.VQ-034797
PurityReference Standard
HSN38229090

Bufexamac EP Impurity A (CAS 4547-57-3) – Bufexamac impurity standard. C12H16O3, MW 208.25. Supplied by Vaqora Chemicals with COA, exported worldwide.

Pack sizesPrice on quotation · bulk available
10 mg
25 mg
50 mg
100 mg
Bulk / custom pack · kg to MT
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Batch COA with every lot
16-section GHS SDS
Export to 120+ countries
DG-compliant packing

About Bufexamac EP Impurity A

Bufexamac EP Impurity A (CAS 4547-57-3) is a pharmacopeial impurity of Bufexamac offered by Vaqora Chemicals. Formula C12H16O3, molecular weight 208.25 g/mol. Systematically, it is named 2-(4-butoxyphenyl)acetic acid. It is also known as (4-n-Butoxyphenyl)acetic acid or Bufexamac - Impurity A.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

This Bufexamac impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Bufexamac EP Impurity A in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

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

Industries

Related to Bufexamac

View every impurity, metabolite and intermediate we list for Bufexamac.

Bufexamac impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product nameBufexamac EP Impurity A
Catalogue No.VQ-034797
CAS Number4547-57-3
IUPAC name2-(4-butoxyphenyl)acetic acid
Molecular formulaC12H16O3
Molecular weight208.25 g/mol
Exact mass208.1099
GradeReference Standard
HSN code38229090
InChIKeyKLJMYYFCWBVKEE-UHFFFAOYSA-N
SMILESCCCCOC1=CC=C(C=C1)CC(=O)O
PubChem CID78304
Physical properties
Physical formSolid
LogP (XLogP3)2.8
H-bond donors / acceptors1 / 3
TPSA46.5 Ų
Synonyms(4-n-Butoxyphenyl)acetic acid, Bufexamac - Impurity A, 4-Butoxyphenylacetic acid, 4-n-Butoxyphenylacetic acid, Benzeneacetic acid, 4-butoxy-, Acetic acid, (p-butoxyphenyl)-, p-Butoxyphenylacetic acid, 4-Butoxybenzeneacetic acid, (p-Butoxyphenyl)acetic acid, Benzeneacetic acid, 4-butoxy-(9CI), (4-butoxyphenyl)acetic acid, 4-(n-Butoxyphenyl)acetic acid

Safety & hazard information (GHS)

GHS07 Harmful / irritant
Harmful / irritant

Signal word: Warning

Hazard statements

  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Frequently asked questions

What is the CAS number of Bufexamac EP Impurity A?

The CAS Registry Number of Bufexamac EP Impurity A is 4547-57-3. It is also known as (4-n-Butoxyphenyl)acetic acid, Bufexamac - Impurity A, 4-Butoxyphenylacetic acid.

What is the molecular formula and molecular weight of Bufexamac EP Impurity A?

Bufexamac EP Impurity A has the molecular formula C12H16O3 and a molecular weight of 208.25 g/mol. Its IUPAC name is 2-(4-butoxyphenyl)acetic acid.

What is Bufexamac EP Impurity A used for?

Bufexamac EP Impurity A is supplied as a characterised reference material related to Bufexamac. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Bufexamac EP Impurity A can I order?

We supply Bufexamac EP Impurity A in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Bufexamac EP Impurity A?

Yes. Every lot of Bufexamac EP Impurity A is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Bufexamac EP Impurity A be shipped internationally?

Yes. Bufexamac EP Impurity A is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.

Enquire about Bufexamac EP Impurity A

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Why buyers choose Vaqora

  • Batch-traceable lots with COA
  • R&D packs to multi-tonne supply
  • IATA / IMDG dangerous-goods packing
  • EXW, FOB, CIF, DAP Incoterms
  • Custom synthesis & sourcing
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Related products

Reference Standard
Bufexamac chemical structure
Bufexamac
CAS
2438-72-4
Formula
C12H17NO3
MW
223.27 g/mol
VQ-024678

More in Pharmacopeial Impurities (EP / USP / BP) →