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Pyridine Derivatives

4-Hydroxypyridine, 98%

SynthesisAvailable on request

Order 4-Hydroxypyridine, 98% (CAS 626-64-2) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery. Packs from 25 g.

Pack sizes
4-Hydroxypyridine, 98% chemical structure
CAS number626-64-2
FormulaC5H5NO
Molar mass95.1 g/mol
Physical formCrystalline
HS code29333919
Purity98%
InChIKeyGCNTZFIIOFTKIY-UHFFFAOYSA-N
IUPAC name1H-pyridin-4-one

About 4-Hydroxypyridine, 98%

Zemixal supplies 4-Hydroxypyridine, 98% within its pharma Intermediates & Building Blocks portfolio. Identity at a glance (Synthesis): CAS 626-64-2, formula C5H5NO and molar mass 95.1 g/mol. It is described as white to yellow and faint beige to beige and faint brown to brown powder or crystal or chunks.

Common uses in the lab and plant

  • Organic synthesis
  • API synthesis

Handling and storage

Reported physical data: melting point 150-151 °C. Classified under GHS with signal word Danger and hazard statements H302, H315, H318 and H319. Read the SDS before first use.

Standard pack sizes are 25 g, 100 g, 1 kg and 4 x 25 kg, and custom quantities are quoted on request. You receive a batch certificate of analysis and a 16-section SDS with each order. Request pricing online and we confirm availability, documentation and freight to your country.

Typical uses

  • Organic synthesis
  • API synthesis

Applications

Specifications and identifiers

Specifications of 4-Hydroxypyridine, 98%
Product name4-Hydroxypyridine, 98%
Catalogue numberZX-010871
CAS number626-64-2
IUPAC name1H-pyridin-4-one
Molecular formulaC5H5NO
Molar mass95.1 g/mol
Exact mass95.0371
GradeSynthesis
Purity / assay98%
Physical formCrystalline
AppearanceWhite to yellow and faint beige to beige and faint brown to brown powder or crystal or chunks
Melting point150-151 °C
XLogP3-1.3
H-bond donors / acceptors1 / 2
Topological polar surface area29.1 Ų
HS code29333919
InChIKeyGCNTZFIIOFTKIY-UHFFFAOYSA-N
SMILESC1=CNC=CC1=O
PubChem CID12290
Synonyms4-Pyridinol, 4-Pyridone, pyridin-4-ol, pyridin-4(1H)-one, 4(1H)-Pyridinone, 4-Pyridinone, 4-Oxopyridine, 4-Pyridol, gamma-Hydroxypyridine, gamma-Pyridone, 4(1H)-Pyridone, .gamma.-Pyridone

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

Safety and GHS hazards

GHS05 Corrosive
Corrosive
GHS07 Irritant or harmful
Irritant or harmful

Signal word Danger

  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H318Causes serious eye damage
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P305 + P354 + P338, P317, 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-Hydroxypyridine, 98%
25 gQuoted on request
100 gQuoted on request
1 kgQuoted on request
4 x 25 kgQuoted 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-Hydroxypyridine, 98%

Which CAS number identifies 4-Hydroxypyridine, 98%?
4-Hydroxypyridine, 98% is registered under CAS 626-64-2. You may also see it listed as 4-Pyridinol, 4-Pyridone, pyridin-4-ol. Our catalogue number for this item is ZX-010871.
What are the formula and molar mass of 4-Hydroxypyridine, 98%?
For 4-Hydroxypyridine, 98%, its formula is C5H5NO and its molar mass is 95.1 g/mol. The systematic (IUPAC) name is 1H-pyridin-4-one. InChIKey GCNTZFIIOFTKIY-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for 4-Hydroxypyridine, 98%?
This listing is Synthesis grade with 98% purity. Standard packs are 25 g, 100 g, 1 kg, 4 x 25 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with 4-Hydroxypyridine, 98%?
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-Hydroxypyridine, 98% to my country?
Yes. Because 4-Hydroxypyridine, 98% 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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