Molekula
2-Hydroxypyridine-N-oxide
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
2-Hydroxypyridine-N-oxide is a heterocyclic organic compound used in pharmaceutical synthesis and as a ligand in coordination chemistry. It is a white to pale yellow crystalline solid with a molecular formula of C5H5NO2 and a molecular weight of 111.10 g/mol. It has a CAS number of 13161-30-3 and should be stored at ambient temperature. It is classified as a hazardous substance with a signal word of Danger. Molekula supplies 2-Hydroxypyridine-N-oxide from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
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100 g — £68.40 per pack ex VAT · £82.08 inc. VAT
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Specifications
| Property | Value |
|---|---|
| Appearance | Off white/Pale yellow - Reddish yellow/Beige powder |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 100 °C |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 10782942 |
| CAS Number | 13161-30-3 |
| IUPAC Name | 1-hydroxypyridin-2-one |
| EC Number | 212-506-0 |
| Molecular Formula | C5H5NO2 |
| Molecular Weight | 111.10 |
| Exact Mass | 111.032 |
| SMILES | C1=CC(=O)N(C=C1)O |
| InChIKey | SNUSZUYTMHKCPM-UHFFFAOYSA-N |
| InChI | InChI=1S/C5H5NO2/c7-5-3-1-2-4-6(5)8/h1-4,8H |
| PubChem CID | 69975 |
| REACH Code | Y110 |
| HTS Code | 2933.39.92.00 |
| Tariff Code | 2933399940 |
Safety & GHS
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Corrosive
GHS05
-
Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H318 Causes serious eye damage
- H335 May cause respiratory irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P304+341 IF INHALED: If breathing is difficult, remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 1-Hydroxy-2-pyridone
- 1-hydroxy-2(1h)-pyridinone
- 1-hydroxy-2(1H)-pyridone
- 2-Hydroxypyridine 1-oxide
- 2-Pyridinol-1-oxide
- 2(1H)-Pyridinone, 1-hydroxy-
- Hydroxyl-2-pyridone
- Hydroxypyridinone
- N-hydroxy-2-pyridone
- N-Hydroxyl-2-pyridone
Frequently asked questions
What is 2-Hydroxypyridine-N-oxide used for?
It is primarily used as a reagent in organic synthesis, particularly in the formation of heterocyclic compounds and as a ligand in coordination chemistry.
What is the chemical formula and molecular weight?
The formula is C5H5NO2 with a molecular weight of 111.10 g/mol.
How should 2-Hydroxypyridine-N-oxide be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade is available?
Available in technical and research-grade forms; specific grades may vary based on order volume.
Can Molekula supply it in bulk?
Yes, Molekula can supply 2-Hydroxypyridine-N-oxide in bulk quantities upon request.
What documentation comes with the order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.