Molekula
2,3-Pyridinedicarboxylic acid (Quinolinic acid)
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
2,3-Pyridinedicarboxylic acid, also known as quinolinic acid, is a heterocyclic organic compound used in pharmaceutical research and as an intermediate in the synthesis of bioactive molecules. Industrially, it serves as an intermediate in manufacturing the herbicide imazapyr and in producing nicotinic acid. It appears as a white to pale yellow crystalline powder. CAS: 89-00-9, Molecular formula: C7H5NO4, Molecular weight: 167.12 g/mol, Storage: Ambient, Signal word: Warning.
Molekula supplies 2,3-Pyridinedicarboxylic acid (Quinolinic acid) at ≥ 99.5% purity in 100 g packs, from £63.48 inc. VAT. It is in stock for same-day dispatch. Every batch ships with a certificate of analysis, and safety data sheets are available in 6 languages. Larger quantities, up to multi-tonne, are quoted on request.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
In stock — same-day dispatch
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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100 g — £52.90 per pack ex VAT · £63.48 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 powder |
| Water | ≤ 0.5% |
| Solubility | Faint yellow clear solution |
| Assay | ≥ 99.5% |
| Sulphated Ash | ≤ 0.5% |
| Maximum Impurity | ≤ 0.1% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Crystals |
| Odour | Odorless |
| Melting Point | 228.5 °C |
| Water Solubility | 11 g/L at 25 °C |
| Solubility (other solvents) | Soluble in 180 parts water, in alkalies, slightly in alcohol. Almost insol in ether or benzene |
| Vapour Pressure | 0.0000061 mmHg |
| pKa | pKa = 2.43 |
Source: PubChem CID 1066 (HSDB, DrugBank, Haz-Map)
Identification
| Property | Value |
|---|---|
| SKU | 70631764 |
| CAS Number | 89-00-9 |
| IUPAC Name | pyridine-2,3-dicarboxylic acid |
| EC Number | 201-874-8 |
| Molecular Formula | C7H5NO4 |
| Molecular Weight | 167.12 |
| Exact Mass | 167.0219 |
| SMILES | C1=CC(=C(N=C1)C(=O)O)C(=O)O |
| InChIKey | GJAWHXHKYYXBSV-UHFFFAOYSA-N |
| InChI | InChI=1S/C7H5NO4/c9-6(10)4-2-1-3-8-5(4)7(11)12/h1-3H,(H,9,10)(H,11,12) |
| PubChem CID | 1066 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 2933399200 |
| Tariff Code | 2933399999 |
Safety & GHS
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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
- P304+340 IF INHALED: 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
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.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
Synonyms
- 2,3-pyridinedicarboxylic acid
- BSPBio_003143
- Pyridin-2,3-dicarbonsaeure
- pyridine-2,3-carboxylate
- Pyridine-2,3-dicarboxylate
- Pyridine-2,3-dicarboxylic acid
- pyridinedicarboxylic acid
- quinolinate
- quinolinic acid
- Tocris-0225
Frequently asked questions
What is 2,3-Pyridinedicarboxylic acid used for?
It is primarily used as a chemical intermediate in the synthesis of pharmaceuticals and agrochemicals, and as a ligand in coordination chemistry.
What is the chemical formula and molecular weight of 2,3-Pyridinedicarboxylic acid?
The formula is C7H5NO4 with a molecular weight of 167.12 g/mol.
How should 2,3-Pyridinedicarboxylic acid be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade is available for this product?
The product is supplied to a specification of assay ≥ 99.5% with a maximum impurity of ≤ 0.1%; custom purity levels may be requested.
Can Molekula supply this compound in bulk?
Yes, bulk quantities are available upon request; please contact our sales team for pricing and lead times.
What documentation comes with the order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation can be provided upon request.
Where can I buy 2,3-Pyridinedicarboxylic acid (Quinolinic acid)?
Directly from Molekula, which lists 2,3-Pyridinedicarboxylic acid (Quinolinic acid) in 100 g packs from £63.48 inc. VAT, with a certificate of analysis for every batch. Larger quantities are quoted on request. Molekula's offices: United Kingdom, France, Spain, Germany, Italy, United States and China.
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.