Fexofenadine EP Impurity B

Name: Fexofenadine EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-006382

About Fexofenadine EP Impurity B

Vaqora Chemicals supplies Fexofenadine EP Impurity B, a pharmacopeial impurity of Fexofenadine registered under CAS number 479035-75-1 at a purity of 99%. Formula C32H39NO4, molecular weight 501.7 g/mol. Systematically, it is named 2-[3-[1-hydroxy-4-[4-[hydroxy(diphenyl)methyl]piperidin-1-yl]butyl]phenyl]-2-methylpropanoic acid. Common synonyms include meta-Fexofenadine and starbld0018066.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

Pharmaceutical QC and development laboratories use this impurity standard of Fexofenadine to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide. This item is currently in stock for prompt dispatch.

Typical applications

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

Industries

Related to Fexofenadine

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

Fexofenadine impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Fexofenadine EP Impurity B
Catalogue No.	VQ-006382
CAS Number	479035-75-1
IUPAC name	2-[3-[1-hydroxy-4-[4-[hydroxy(diphenyl)methyl]piperidin-1-yl]butyl]phenyl]-2-methylpropanoic acid
Molecular formula	C₃₂H₃₉NO₄
Molecular weight	501.7 g/mol
Exact mass	501.2879
Grade	Reference Standard
Purity / assay	99%
HSN code	38229090
InChIKey	RYHUKJMCYGRCSM-UHFFFAOYSA-N
SMILES	CC(C)(C1=CC=CC(=C1)C(CCCN2CCC(CC2)C(C3=CC=CC=C3)(C4=CC=CC=C4)O)O)C(=O)O
PubChem CID	70925805

Physical properties
Physical form	Solid
LogP (XLogP3)	3
H-bond donors / acceptors	3 / 5
TPSA	81 Å²

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

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

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 479035-75-1

Reference Standard

Meta-Fexofenadine with Fexofenadine Mixture

CAS: 479035-75-1
Formula: C₃₂H₃₉NO₄
MW: 501.7 g/mol

In stock

Frequently asked questions

What is the CAS number of Fexofenadine EP Impurity B?

The CAS Registry Number of Fexofenadine EP Impurity B is 479035-75-1. It is also known as meta-Fexofenadine, starbld0018066, Fexofenadine impurity B CRS.

What is the molecular formula and molecular weight of Fexofenadine EP Impurity B?

Fexofenadine EP Impurity B has the molecular formula C32H39NO4 and a molecular weight of 501.7 g/mol. Its IUPAC name is 2-[3-[1-hydroxy-4-[4-[hydroxy(diphenyl)methyl]piperidin-1-yl]butyl]phenyl]-2-methylpropanoic acid.

What is Fexofenadine EP Impurity B used for?

Fexofenadine EP Impurity B is supplied as a characterised reference material related to Fexofenadine. 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 Fexofenadine EP Impurity B can I order?

We supply Fexofenadine EP Impurity B in Reference Standard (99%) 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 Fexofenadine EP Impurity B?

Yes. Every lot of Fexofenadine EP Impurity B 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 Fexofenadine EP Impurity B be shipped internationally?

Yes. Fexofenadine EP Impurity B 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.