Pyridoxine-d5

Name: Pyridoxine-d5
Brand: Vaqora Chemicals
SKU: VQ-041772

About Pyridoxine-d5

Pyridoxine-d5 (CAS 688302-31-0) is a stable isotope labelled analogue related to Pyridoxine offered by Vaqora Chemicals. With the molecular formula C8H11NO3, it has a molar mass of 174.21 g/mol. The IUPAC name is 5-[dideuterio(hydroxy)methyl]-4-(hydroxymethyl)-2-(trideuteriomethyl)pyridin-3-ol. Common synonyms include Pyridoxine-d5 (Major) and Pyridoxine D5(Major).

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

Its mass shift relative to the unlabelled analyte makes it a dependable internal standard for LC-MS/MS assays, improving accuracy in bioanalysis, therapeutic drug monitoring and method validation. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

We offer Pyridoxine-d5 in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

LC-MS/MS internal standard
Bioanalytical quantitation
Pharmacokinetic studies

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-d5
Catalogue No.	VQ-041772
CAS Number	688302-31-0
IUPAC name	5-[dideuterio(hydroxy)methyl]-4-(hydroxymethyl)-2-(trideuteriomethyl)pyridin-3-ol
Molecular formula	C₈H₁₁NO₃
Molecular weight	174.21 g/mol
Exact mass	174.1053
Grade	Reference Standard
HSN code	38229090
InChIKey	LXNHXLLTXMVWPM-WNWXXORZSA-N
SMILES	[2H]C([2H])([2H])C1=NC=C(C(=C1O)CO)C([2H])([2H])O
PubChem CID	15556371

Physical properties
Physical form	Solid
LogP (XLogP3)	-0.8
H-bond donors / acceptors	3 / 4
TPSA	73.6 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 Pyridoxine-d5?

The CAS Registry Number of Pyridoxine-d5 is 688302-31-0. It is also known as Pyridoxine-d5 (Major), Pyridoxine D5(Major), Pyridoxine D5 Hydrochloride.

What is the molecular formula and molecular weight of Pyridoxine-d5?

Pyridoxine-d5 has the molecular formula C8H11NO3 and a molecular weight of 174.21 g/mol. Its IUPAC name is 5-[dideuterio(hydroxy)methyl]-4-(hydroxymethyl)-2-(trideuteriomethyl)pyridin-3-ol.

What is Pyridoxine-d5 used for?

Pyridoxine-d5 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-d5 can I order?

We supply Pyridoxine-d5 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-d5?

Yes. Every lot of Pyridoxine-d5 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-d5 be shipped internationally?

Yes. We export Pyridoxine-d5 worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.