Biotin EP Impurity A

Name: Biotin EP Impurity A
Brand: Vaqora Chemicals
SKU: VQ-021841

About Biotin EP Impurity A

Listed under CAS 1163708-46-0, Biotin EP Impurity A is a pharmacopeial impurity of Biotin available from Vaqora Chemicals. With the molecular formula C18H28N4O4S2, it has a molar mass of 428.6 g/mol. Alternative names: D-Biotin Dimer Acid and Biotin - Impurity A.

It is supplied 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 Biotin to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

We offer Biotin EP Impurity A in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

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

Industries

Related to Biotin

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

Biotin impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Biotin EP Impurity A
Catalogue No.	VQ-021841
CAS Number	1163708-46-0
IUPAC name	5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]-2-[3-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]propyl]pentanoic acid
Molecular formula	C₁₈H₂₈N₄O₄S₂
Molecular weight	428.6 g/mol
Exact mass	428.1552
Grade	Reference Standard
HSN code	38229090
InChIKey	ONCAVQWGAJQDNB-LZXPERKUSA-N
SMILES	C1[C@H]2[C@@H]([C@@H](S1)CCCC(CCC[C@H]3[C@@H]4[C@H](CS3)NC(=O)N4)C(=O)O)NC(=O)N2
PubChem CID	71313974

Physical properties
Physical form	Solid
LogP (XLogP3)	1
H-bond donors / acceptors	5 / 6
TPSA	170 Å²

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 Biotin EP Impurity A?

The CAS Registry Number of Biotin EP Impurity A is 1163708-46-0. It is also known as D-Biotin Dimer Acid, Biotin - Impurity A, Biotin Impurity A.

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

Biotin EP Impurity A has the molecular formula C18H28N4O4S2 and a molecular weight of 428.6 g/mol.

What is Biotin EP Impurity A used for?

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

We supply Biotin 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 Biotin EP Impurity A?

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

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