Worldwide shipping · 120+ destinationsCOA & GHS SDS with every lotMon–Sat, 09:30–18:30 IST
VAQORACHEMICALS
API ImpuritiesReference Standard In stock

Febuxostat (n-1)

Synonyms: 5,5′-Diethyl 2,2′-[4-(2-methylpropoxy)-1,3-phenylene]bis[4-methyl-5-thiazolecarboxylate] · Diethyl 2,2'-(4-isobutoxy-1,3-phenylene)bis(4-methylthiazole-5-carboxylate)

CAS No.1346238-13-8
FormulaC24H28N2O5S2
Mol. weight488.60
Catalogue No.VQ-004966
Purity98%
HSN38229090

Febuxostat (n-1) (CAS 1346238-13-8) – Febuxostat impurity standard, 98%. C24H28N2O5S2, MW 488.6. Buy from Vaqora Chemicals with COA and worldwide shipping.

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

About Febuxostat (n-1)

Febuxostat (n-1) (CAS 1346238-13-8) is an impurity of Febuxostat offered by Vaqora Chemicals, specified at 98% purity. Formula C24H28N2O5S2, molecular weight 488.6 g/mol.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Good laboratory practice and suitable PPE are recommended during handling.

This Febuxostat impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Febuxostat (n-1) is dispatched with a Certificate of Analysis (COA) to destinations worldwide. This item is currently in stock for prompt dispatch.

Typical applications

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

Industries

Related to Febuxostat

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

Febuxostat impurities

Specifications & identifiers

Chemical identifiers
Product nameFebuxostat (n-1)
Catalogue No.VQ-004966
CAS Number1346238-13-8
IUPAC nameethyl 2-[3-(5-ethoxycarbonyl-4-methyl-1,3-thiazol-2-yl)-4-(2-methylpropoxy)phenyl]-4-methyl-1,3-thiazole-5-carboxylate
Molecular formulaC24H28N2O5S2
Molecular weight488.6 g/mol
Exact mass488.144
GradeReference Standard
Purity / assay98%
HSN code38229090
InChIKeyNMRRUQMBQVTYLF-UHFFFAOYSA-N
SMILESCCOC(=O)C1=C(N=C(S1)C2=CC(=C(C=C2)OCC(C)C)C3=NC(=C(S3)C(=O)OCC)C)C
PubChem CID66692562
Physical properties
Physical formSolid
LogP (XLogP3)6.5
H-bond donors / acceptors0 / 9
TPSA144 Ų

Documents

Frequently asked questions

What is the CAS number of Febuxostat (n-1)?

The CAS Registry Number of Febuxostat (n-1) is 1346238-13-8. It is also known as 5,5′-Diethyl 2,2′-[4-(2-methylpropoxy)-1,3-phenylene]bis[4-methyl-5-thiazolecarboxylate], Diethyl 2,2'-(4-isobutoxy-1,3-phenylene)bis(4-methylthiazole-5-carboxylate).

What is the molecular formula and molecular weight of Febuxostat (n-1)?

Febuxostat (n-1) has the molecular formula C24H28N2O5S2 and a molecular weight of 488.6 g/mol. Its IUPAC name is ethyl 2-[3-(5-ethoxycarbonyl-4-methyl-1,3-thiazol-2-yl)-4-(2-methylpropoxy)phenyl]-4-methyl-1,3-thiazole-5-carboxylate.

What is Febuxostat (n-1) used for?

Febuxostat (n-1) is supplied as a characterised reference material related to Febuxostat. 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 Febuxostat (n-1) can I order?

We supply Febuxostat (n-1) in Reference Standard (98%) grade, in 10 mg, 25 mg, 50 mg, 100 mg, 250 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Febuxostat (n-1)?

Yes. Every lot of Febuxostat (n-1) 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 Febuxostat (n-1) be shipped internationally?

Yes. We export Febuxostat (n-1) worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.

Enquire about Febuxostat (n-1)

We reply within one business day with price, pack options, lead time and documentation.

By submitting you agree to our privacy policy. We never share your details.

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
How ordering works

Related products

IP/BP/USP
Febuxostat chemical structure
Febuxostat
CAS
144060-53-7
Formula
C16H16N2O3S
MW
316.4 g/mol
VQ-004128
Reference Standard
Febuxostat chemical structure
Febuxostat
CAS
144060-53-7
Formula
C16H16N2O3S
MW
316.4 g/mol
VQ-007475

More in API Impurities →