4-Hydroxy-5-methylpyridin-2(1H)-one

Name: 4-Hydroxy-5-methylpyridin-2(1H)-one
Brand: Vaqora Chemicals
SKU: VQ-037276

About 4-Hydroxy-5-methylpyridin-2(1H)-one

Listed under CAS 41935-71-1, 4-Hydroxy-5-methylpyridin-2(1H)-one is a metabolite or degradation product of Finerenone available from Vaqora Chemicals. Its molecular formula is C6H7NO2 and its molecular weight is 125.13 g/mol. Systematically, it is named 4-hydroxy-5-methyl-1H-pyridin-2-one. Common synonyms include 4-hydroxy-5-methyl-2(1H)-pyridinone and 5-methylpyridine-2,4-diol.

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. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Analytical teams use this compound to identify metabolites and degradants of Finerenone, to validate stability-indicating methods (AMV) and to support QC and regulatory filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 4-Hydroxy-5-methylpyridin-2(1H)-one is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Metabolite identification
Stability-indicating methods
Impurity profiling

Industries

Related to Finerenone

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

Finerenone impurities

Specifications & identifiers

Chemical identifiers
Product name	4-Hydroxy-5-methylpyridin-2(1H)-one
Catalogue No.	VQ-037276
CAS Number	41935-71-1
IUPAC name	4-hydroxy-5-methyl-1H-pyridin-2-one
Molecular formula	C₆H₇NO₂
Molecular weight	125.13 g/mol
Exact mass	125.0477
Grade	Reference Standard
HSN code	38229090
InChIKey	DOTGZUGIZALMLZ-UHFFFAOYSA-N
SMILES	CC1=CNC(=O)C=C1O
PubChem CID	54720146

Physical properties
Physical form	Solid
LogP (XLogP3)	-0.5
H-bond donors / acceptors	2 / 2
TPSA	49.3 Å²
Synonyms	4-hydroxy-5-methyl-2(1H)-pyridinone, 5-methylpyridine-2,4-diol, 2,4-Dihydroxy-5-methylpyridine, 2(1H)-Pyridinone, 4-hydroxy-5-methyl-, 5-Methyl-pyridine-2,4-diol, 4-hydroxy-5-methyl-2-pyridone, 4-hydroxy-5-methylpyrid-2-one, 2,3-Dihydroxy-5-methylpyridine, 2,4-dihydroxy-5-methyl-1,3-azine, 2-hydroxy-5-methyl-1H-pyridin-4-one

Safety & hazard information (GHS)

Toxic

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P316, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, 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

Frequently asked questions

What is the CAS number of 4-Hydroxy-5-methylpyridin-2(1H)-one?

The CAS Registry Number of 4-Hydroxy-5-methylpyridin-2(1H)-one is 41935-71-1. It is also known as 4-hydroxy-5-methyl-2(1H)-pyridinone, 5-methylpyridine-2,4-diol, 2,4-Dihydroxy-5-methylpyridine.

What is the molecular formula and molecular weight of 4-Hydroxy-5-methylpyridin-2(1H)-one?

4-Hydroxy-5-methylpyridin-2(1H)-one has the molecular formula C6H7NO2 and a molecular weight of 125.13 g/mol. Its IUPAC name is 4-hydroxy-5-methyl-1H-pyridin-2-one.

What is 4-Hydroxy-5-methylpyridin-2(1H)-one used for?

4-Hydroxy-5-methylpyridin-2(1H)-one is supplied as a characterised reference material related to Finerenone. 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 4-Hydroxy-5-methylpyridin-2(1H)-one can I order?

We supply 4-Hydroxy-5-methylpyridin-2(1H)-one 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 4-Hydroxy-5-methylpyridin-2(1H)-one?

Yes. Every lot of 4-Hydroxy-5-methylpyridin-2(1H)-one 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 4-Hydroxy-5-methylpyridin-2(1H)-one be shipped internationally?

Yes. 4-Hydroxy-5-methylpyridin-2(1H)-one 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.