3-Chloropyridine-2-carboxylic acid
3-Chloropyridine-2-carboxylic acid (CAS 57266-69-0) is a pyridine derivative with the molecular formula C6H4ClNO2 and a molecular weight of 157.55 g/mol. This halogenated heterocyclic compound serves as a versatile building block in organic synthesis. It is frequently employed in the development of novel chemical entities, particularly within pharmaceutical research and the fine chemical industry, owing to its reactive functional groups. Tech Serve Solutions supplies this compound for research and development purposes.
- IUPAC
- 3-Chloropicolinic acid
- Synonyms
- 3-Chloropicolinic acid

Organic Synthesis Intermediate
This compound is a key intermediate in the synthesis of more complex organic molecules. Its structure, featuring a pyridine ring with chlorine and carboxylic acid substituents, allows for diverse chemical transformations.
Pharmaceutical Research
It serves as a valuable building block in the discovery and development of new pharmaceutical agents. The pyridine scaffold is common in many biologically active compounds.
Fine Chemical Manufacturing
Used in the production of specialized chemicals. The presence of both a halogen and a carboxylic acid group offers multiple synthetic pathways for fine chemical applications.
| Molecular weight | 157.55 |
|---|---|
| Empirical formula | C6H4ClNO2 |
| Assay | 97% |
| Melting point | 131 °C (dec.) |

Hazard statements
- H302Harmful if swallowed
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36 |
| Safety statements (S) | 26 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 3-Chloropyridine-2-carboxylic acid used for?
+
3-Chloropyridine-2-carboxylic acid is primarily used as a building block and intermediate in organic synthesis, particularly in pharmaceutical research and fine chemical manufacturing.
What is the CAS number and chemical formula for 3-Chloropyridine-2-carboxylic acid?
+
The CAS number is 57266-69-0, and its empirical formula (Hill notation) is C6H4ClNO2.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 3-Chloropyridine-2-carboxylic acid with an assay of 97%. This product is intended for research and laboratory use and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
What are the main safety concerns when handling 3-Chloropyridine-2-carboxylic acid?
+
This compound is classified with a Warning signal word. It is harmful if swallowed (H302) and causes serious eye irritation (H319). Appropriate personal protective equipment including a dust mask (N95), eyeshields, and gloves should be used. Refer to the Safety Data Sheet for full details.
How is 3-Chloropyridine-2-carboxylic acid exported and shipped?
+
As a specialist global supplier and exporter since 1998, Tech Serve Solutions handles the export and shipment of 3-Chloropyridine-2-carboxylic acid, adhering to all relevant regulations for chemical transport.
How can I request a quote or sample of 3-Chloropyridine-2-carboxylic acid?
+
To request a quote or a sample of 3-Chloropyridine-2-carboxylic acid, please use the contact form on our website or reach out to our sales department directly.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis