Pyridoxine EP Impurity B (Free Base)

Name: Pyridoxine EP Impurity B (Free Base)
Brand: Vaqora Chemicals
SKU: VQ-044296

About Pyridoxine EP Impurity B (Free Base)

Listed under CAS 61-67-6, Pyridoxine EP Impurity B (Free Base) is a pharmacopeial impurity of Pyridoxine available from Vaqora Chemicals. The compound has the formula C8H11NO2, corresponding to a molecular weight of 153.18 g/mol. Systematically, it is named 5-(hydroxymethyl)-2,4-dimethylpyridin-3-ol. Alternative names: Pyridoxine Impurity B and 4-Deoxypyridoxine.

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. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

This Pyridoxine impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. It is used across pharmaceutical manufacturing and academic and industrial research.

We offer Pyridoxine EP Impurity B (Free Base) 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 Pyridoxine

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

Pyridoxine impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Pyridoxine EP Impurity B (Free Base)
Catalogue No.	VQ-044296
CAS Number	61-67-6
IUPAC name	5-(hydroxymethyl)-2,4-dimethylpyridin-3-ol
Molecular formula	C₈H₁₁NO₂
Molecular weight	153.18 g/mol
Exact mass	153.079
Grade	Reference Standard
HSN code	38229090
InChIKey	KKOWAYISKWGDBG-UHFFFAOYSA-N
SMILES	CC1=C(C(=NC=C1CO)C)O
PubChem CID	6094

Physical properties
Physical form	Solid
LogP (XLogP3)	-0.1
H-bond donors / acceptors	2 / 3
TPSA	53.4 Å²
Synonyms	Pyridoxine Impurity B, Pyridoxine Hydrochloride - Impurity B (Freebase), 4-Deoxypyridoxine, 4-Deoxypyridoxol, Deoxypyridoxine, Desoxypyridoxine, 5-Hydroxy-4,6-dimethyl-3-pyridinemethanol, 4'-deoxypyridoxine, 4-Deoxypyridoxal, 4-Desoxypyridoxine, Adermine, 4-deoxy-, .alpha.4-Norpyridoxine

Safety & hazard information (GHS)

Health hazard

Signal word: Warning

Precautionary statements: P203, P280, P318, 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

Frequently asked questions

What is the CAS number of Pyridoxine EP Impurity B (Free Base)?

The CAS Registry Number of Pyridoxine EP Impurity B (Free Base) is 61-67-6. It is also known as Pyridoxine Impurity B, Pyridoxine Hydrochloride - Impurity B (Freebase), 4-Deoxypyridoxine.

What is the molecular formula and molecular weight of Pyridoxine EP Impurity B (Free Base)?

Pyridoxine EP Impurity B (Free Base) has the molecular formula C8H11NO2 and a molecular weight of 153.18 g/mol. Its IUPAC name is 5-(hydroxymethyl)-2,4-dimethylpyridin-3-ol.

What is Pyridoxine EP Impurity B (Free Base) used for?

Pyridoxine EP Impurity B (Free Base) is supplied as a characterised reference material related to Pyridoxine. 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 Pyridoxine EP Impurity B (Free Base) can I order?

We supply Pyridoxine EP Impurity B (Free Base) 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 Pyridoxine EP Impurity B (Free Base)?

Yes. Every lot of Pyridoxine EP Impurity B (Free Base) 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 Pyridoxine EP Impurity B (Free Base) be shipped internationally?

Yes. Pyridoxine EP Impurity B (Free Base) 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.