Molekula
5-Hydroxynicotinic acid
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
5-Hydroxynicotinic acid is a pyridine derivative with a hydroxyl group and carboxylic acid functionality, primarily used as a building block in organic synthesis, pharmaceutical intermediates, and agrochemical research. It serves as a precursor for vitamin B3 derivatives and other biologically active compounds. This chemical has a CAS number of 27828-71-3, a molecular formula of C5H3N(OH)COOH, and a molecular weight of 139.11. It is stored at ambient conditions and carries a signal word of "Warning" under safety regulations. Molekula supplies 5-Hydroxynicotinic acid 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.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
-
1 g — £30.90 per pack ex VAT · £37.08 inc. VAT
-
25 g — £54.50 per pack ex VAT · £65.40 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Solid |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 51998761 |
| CAS Number | 27828-71-3 |
| IUPAC Name | 5-hydroxypyridine-3-carboxylic acid |
| Molecular Formula | C5H3N(OH)COOH |
| Molecular Weight | 139.11 |
| Exact Mass | 139.0269 |
| SMILES | C1=C(C=NC=C1O)C(=O)O |
| InChIKey | ATTDCVLRGFEHEO-UHFFFAOYSA-N |
| InChI | InChI=1S/C6H5NO3/c8-5-1-4(6(9)10)2-7-3-5/h1-3,8H,(H,9,10) |
| PubChem CID | 34037 |
| REACH Code | Y113 |
| HTS Code | 2933.39.9200 |
| Tariff Code | 2933399999 |
Safety & GHS
-
Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- 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
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
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
- 3-HYDROXY-5-PYRIDINECARBOXYLIC ACID
- 3-Hydroxypyridine-5-carboxylic acid
- 3-Pyridinecarboxylic acid, 5-hydroxy-
- 5-Hydroxy-3-pyridinecarboxylic acid
- 5-hydroxypyridine-3-carboxylic acid
- 5HN
- ATTDCVLRGFEHEO
- NICOTINIC ACID, 5-HYDROXY-
- Oprea1_058796
Frequently asked questions
What is 5-Hydroxynicotinic acid commonly used for?
5-Hydroxynicotinic acid is primarily used as a building block in organic synthesis, including the preparation of pharmaceutical intermediates, agrochemicals, and specialty chemicals.
What is the chemical formula and molecular weight of 5-Hydroxynicotinic acid?
The chemical formula is **C₅H₃N(OH)COOH**, and the molecular weight is **139.11 g/mol**.
How should 5-Hydroxynicotinic acid be stored?
Store at **ambient temperature** in a cool, dry place, away from incompatible substances. Avoid exposure to moisture.
What grades or purities of 5-Hydroxynicotinic acid does Molekula supply?
Molekula supplies **high-purity (98%+)** 5-Hydroxynicotinic acid suitable for research and industrial applications.
Can Molekula supply 5-Hydroxynicotinic acid in bulk quantities?
Yes, we offer bulk quantities of 5-Hydroxynicotinic acid—please contact us for pricing and availability.
What documentation comes with an order of 5-Hydroxynicotinic acid?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and a product specification sheet.
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.