Molekula
Nicotinic 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
Nicotinic acid, also known as niacin, is a water-soluble B-vitamin used in nutritional supplements and pharmaceuticals to support metabolic health and manage lipid levels. Beyond supplements and medicines, it is widely used to enrich flour, bread and other grain-based foods and as a vitamin additive in animal feed. It is available in powder form with a molecular weight of 123.11 g/mol, a molecular formula of C6H5NO2, and a CAS number of 59-67-6. Stored at ambient temperatures, it carries a warning signal word due to potential irritant properties. Molekula supplies Nicotinic 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.
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10 g — £20.00 per pack ex VAT · £24.00 inc. VAT
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100 g — £23.10 per pack ex VAT · £27.72 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 | White crystalline powder |
| Heavy metals | ≤ 0.002% |
| Identification | Conforms to reference |
| Loss on Drying | ≤ 1.0% |
| Chloride (Cl-) | ≤ 0.02% |
| Assay | 99%~101% |
| Residue on Ignition | ≤ 0.1% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 193 °C |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Colorless needles |
| Odour | Odorless |
| Melting Point | 237 °C |
| Density | 1.473 g/cm³ at 25 °C |
| Water Solubility | 18 g/L at 20 °C |
| Solubility (other solvents) | Slightly soluble in ethanol, ethyl ether |
| Vapour Pressure | 0.0000057 mmHg |
| pKa | pKa = 4.75 (at 25 °C) |
| log P (octanol/water) | 0.36 |
Source: PubChem CID 938 (HSDB, Haz-Map, DrugBank)
Identification
| Property | Value |
|---|---|
| SKU | 26080855 |
| CAS Number | 59-67-6 |
| IUPAC Name | pyridine-3-carboxylic acid |
| EC Number | 200-441-0 |
| Molecular Formula | C6H5NO2 |
| Molecular Weight | 123.11 |
| Exact Mass | 123.032 |
| SMILES | C1=CC(=CN=C1)C(=O)O |
| InChIKey | PVNIIMVLHYAWGP-UHFFFAOYSA-N |
| InChI | InChI=1S/C6H5NO2/c8-6(9)5-2-1-3-7-4-5/h1-4H,(H,8,9) |
| PubChem CID | 938 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 2936292000 |
| Tariff Code | 2936290000 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H319 Causes serious eye irritation
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, English (US), French, German, Italian, 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
- 3-Carboxypyridine
- 3-pyridinecarboxylic acid
- Akotin
- Apelagrin
- Daskil
- Efacin
- niacin
- Pellagrin
- Pyridine-3-carboxylic acid
- wampocap
Frequently asked questions
What is nicotinic acid used for?
Nicotinic acid is itself niacin, a form of vitamin B3. It is primarily used as a vitamin in nutritional supplements and as an antilipemic drug in pharmaceutical applications.
What is the chemical formula and molecular weight of nicotinic acid?
The chemical formula is C6H5NO2 and the molecular weight is 123.11 g/mol.
How should nicotinic acid be stored?
Nicotinic acid should be stored at ambient temperature, protected from moisture and light.
What grade of nicotinic acid does Molekula supply?
Molekula supplies nicotinic acid in reagent grade, suitable for laboratory and industrial applications.
Can Molekula supply nicotinic acid in bulk?
Yes, Molekula can supply nicotinic acid in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with a purchase of nicotinic acid?
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.