Terfenadine EP Impurity A

Name: Terfenadine EP Impurity A
Brand: Vaqora Chemicals
SKU: VQ-034908

About Terfenadine EP Impurity A

Listed under CAS 43076-30-8, Terfenadine EP Impurity A is a pharmacopeial impurity of Terfenadine available from Vaqora Chemicals. The compound has the formula C32H39NO2, corresponding to a molecular weight of 469.7 g/mol. Systematically, it is named 1-(4-tert-butylphenyl)-4-[4-[hydroxy(diphenyl)methyl]piperidin-1-yl]butan-1-one. It is also known as Terfenadone or Terfenadine - Impurity A.

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. Handle it with standard laboratory precautions and appropriate personal protective equipment.

Pharmaceutical QC and development laboratories use this impurity standard of Terfenadine to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Terfenadine 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 Terfenadine

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

Terfenadine impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Terfenadine EP Impurity A
Catalogue No.	VQ-034908
CAS Number	43076-30-8
IUPAC name	1-(4-tert-butylphenyl)-4-[4-[hydroxy(diphenyl)methyl]piperidin-1-yl]butan-1-one
Molecular formula	C₃₂H₃₉NO₂
Molecular weight	469.7 g/mol
Exact mass	469.2981
Grade	Reference Standard
HSN code	38229090
InChIKey	YCADFOXVGUGHRV-UHFFFAOYSA-N
SMILES	CC(C)(C)C1=CC=C(C=C1)C(=O)CCCN2CCC(CC2)C(C3=CC=CC=C3)(C4=CC=CC=C4)O
PubChem CID	39380

Physical properties
Physical form	Solid
LogP (XLogP3)	6.7
H-bond donors / acceptors	1 / 3
TPSA	40.5 Å²
Synonyms	Terfenadone, Terfenadine - Impurity A, 4'-tert-Butyl-4-(4-(hydroxybenzhydryl)piperidino)butyrophenone, 1-(4-(tert-Butyl)phenyl)-4-(4-(hydroxydiphenylmethyl)piperidin-1-yl)butan-1-one, 1-(4-(1,1-Dimethylethyl)phenyl)-4-(4-(hydroxydiphenylmethyl)piperidin-1-yl)butan-1-one, MDL 9917, VUF 4590, 1-Butanone, 1-(4-(1,1-dimethylethyl)phenyl)-4-(4-(hydroxydiphenylmethyl)-1-piperidinyl)-, 4'-tert-butyl-4-[4-(hydroxydiphenylmethyl)piperidinyl]butyrophenone, 1-(4-(tert-butyl)phenyl)-4-(4-(hydroxydiphenylmethyl) piperidin-1-yl)butan-1-one, 1-(4-tert-butylphenyl)-4-[4-[hydroxy(diphenyl)methyl]-1-piperidyl]butan-1-one, 1-(4-tert-Butylphenyl)-4-{4-[hydroxydi(phenyl)methyl]piperidin-1-yl}butan-1-one

Documents

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

Frequently asked questions

What is the CAS number of Terfenadine EP Impurity A?

The CAS Registry Number of Terfenadine EP Impurity A is 43076-30-8. It is also known as Terfenadone, Terfenadine - Impurity A, 4'-tert-Butyl-4-(4-(hydroxybenzhydryl)piperidino)butyrophenone.

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

Terfenadine EP Impurity A has the molecular formula C32H39NO2 and a molecular weight of 469.7 g/mol. Its IUPAC name is 1-(4-tert-butylphenyl)-4-[4-[hydroxy(diphenyl)methyl]piperidin-1-yl]butan-1-one.

What is Terfenadine EP Impurity A used for?

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

We supply Terfenadine 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 Terfenadine EP Impurity A?

Yes. Every lot of Terfenadine 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 Terfenadine EP Impurity A be shipped internationally?

Yes. We export Terfenadine EP Impurity A worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.