3-Hydroxypicolinic acid
3-Hydroxypicolinic acid (CAS: 874-24-8, Formula: C6H5NO3) is a heterocyclic organic compound with a molecular weight of 139.11 g/mol. It serves as a valuable building block in chemical synthesis, particularly within the realm of pyridine derivatives. This compound is primarily utilized in research and development settings for the creation of more complex molecules.
- IUPAC
- 3-Hydroxypyridine-2-carboxylic acid,3-HPA
- Synonyms
- 3-Hydroxypyridine-2-carboxylic acid, 3-HPA

Chemical Synthesis Intermediate
3-Hydroxypicolinic acid is employed as a key intermediate in the synthesis of various organic compounds. Its functional groups allow for diverse chemical transformations.
Heterocyclic Chemistry
This compound is a useful building block for constructing complex heterocyclic structures, specifically those incorporating the pyridine ring system.
Research and Development
Utilised in laboratory settings for exploratory research and the development of novel chemical entities and materials.
| Molecular weight | 139.11 |
|---|---|
| Empirical formula | C6H5NO3 |
| Assay | ≥96.0% (T) |
| Melting point | 213-218 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-28 |
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-Hydroxypicolinic acid used for?
+
3-Hydroxypicolinic acid is used as a building block in chemical synthesis, particularly for creating heterocyclic compounds and in research and development settings.
What is the CAS number and formula for 3-Hydroxypicolinic acid?
+
The CAS number is 874-24-8 and the chemical formula is C6H5NO3.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 3-Hydroxypicolinic acid with an assay of ≥96.0% (T). This product is supplied for research or technical use and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
What are the main safety hazards associated with 3-Hydroxypicolinic acid?
+
3-Hydroxypicolinic acid is classified with GHS07 symbol and a Warning signal word. It causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves, should be worn.
Is 3-Hydroxypicolinic acid a controlled substance?
+
The provided data does not indicate that 3-Hydroxypicolinic acid is a controlled substance.
How is 3-Hydroxypicolinic acid packed and shipped?
+
Products are packed according to standard industry practices for fine chemicals. Tech Serve Solutions exports globally, adhering to all relevant shipping regulations.
How can I request a sample or quote for 3-Hydroxypicolinic acid?
+
Please contact our sales team via the website or direct email to request a sample or a formal quotation for 3-Hydroxypicolinic acid.
▶ 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