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Metabolites & Degradation Products

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

Reference StandardAvailable on request

4-Hydroxy-5-methylpyridin-2(1H)-one (CAS 41935-71-1) supplier Zemixal. Request a quote with price, lead time and documents.

Pack sizes
4-Hydroxy-5-methylpyridin-2(1H)-one chemical structure
CAS number41935-71-1
FormulaC6H7NO2
Molar mass125.13 g/mol
Physical formSolid
HS code38229090
InChIKeyDOTGZUGIZALMLZ-UHFFFAOYSA-N
IUPAC name4-hydroxy-5-methyl-1H-pyridin-2-one

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

4-Hydroxy-5-methylpyridin-2(1H)-one belongs to the Finerenone reference-standard family in the Zemixal catalogue. Identity at a glance (Reference Standard): CAS 41935-71-1, formula C6H7NO2 and molar mass 125.13 g/mol. It is handled as a solid.

Where it is used

  • Metabolite identification
  • Stability-indicating methods
  • Impurity profiling

Storage and safety notes

Hazard communication follows GHS (Danger: H301, H315, H319 and H335). Our SDS lists exposure controls and first-aid measures.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Each lot travels with a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Finerenone

See every impurity, metabolite and related compound we list for this API.

Finerenone standards

Typical uses

  • Metabolite identification
  • Stability-indicating methods
  • Impurity profiling

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of 4-Hydroxy-5-methylpyridin-2(1H)-one
Product name4-Hydroxy-5-methylpyridin-2(1H)-one
Catalogue numberZX-033465
CAS number41935-71-1
IUPAC name4-hydroxy-5-methyl-1H-pyridin-2-one
Molecular formulaC6H7NO2
Molar mass125.13 g/mol
Exact mass125.0477
GradeReference Standard
Physical formSolid
XLogP3-0.5
H-bond donors / acceptors2 / 2
Topological polar surface area49.3 Ų
HS code38229090
InChIKeyDOTGZUGIZALMLZ-UHFFFAOYSA-N
SMILESCC1=CNC(=O)C=C1O
PubChem CID54720146
Synonyms4-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

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS06 Acute toxicity
Acute toxicity

Signal word Danger

  • 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 summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of 4-Hydroxy-5-methylpyridin-2(1H)-one
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

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

Which CAS number identifies 4-Hydroxy-5-methylpyridin-2(1H)-one?
4-Hydroxy-5-methylpyridin-2(1H)-one is registered under CAS 41935-71-1. You may also see it listed as 4-hydroxy-5-methyl-2(1H)-pyridinone, 5-methylpyridine-2,4-diol, 2,4-Dihydroxy-5-methylpyridine. Our catalogue number for this item is ZX-033465.
What are the formula and molar mass of 4-Hydroxy-5-methylpyridin-2(1H)-one?
For 4-Hydroxy-5-methylpyridin-2(1H)-one, its formula is C6H7NO2 and its molar mass is 125.13 g/mol. The systematic (IUPAC) name is 4-hydroxy-5-methyl-1H-pyridin-2-one. InChIKey DOTGZUGIZALMLZ-UHFFFAOYSA-N lets you match it in any structure database.
How is 4-Hydroxy-5-methylpyridin-2(1H)-one used in pharmaceutical QC?
4-Hydroxy-5-methylpyridin-2(1H)-one is a characterised reference material linked to Finerenone. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for 4-Hydroxy-5-methylpyridin-2(1H)-one?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with 4-Hydroxy-5-methylpyridin-2(1H)-one?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship 4-Hydroxy-5-methylpyridin-2(1H)-one to my country?
Yes. Because 4-Hydroxy-5-methylpyridin-2(1H)-one is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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