Picolinic acid N-oxide
Picolinic acid N-oxide (CAS: 824-40-8) is a heterocyclic organic compound with the molecular formula C6H5NO3 and a molecular weight of 139.11 g/mol. This pyridine derivative serves as a valuable building block in organic synthesis. It is primarily utilised in chemical research and the development of novel compounds, particularly within the realm of heterocyclic chemistry. TSS offers this reagent for laboratory and research applications.

Organic Synthesis
Picolinic acid N-oxide is employed as a key intermediate and building block in various organic synthesis pathways. Its structure allows for diverse chemical transformations, contributing to the creation of more complex molecules.
Heterocyclic Chemistry
As a derivative of pyridine, this compound is of significant interest in heterocyclic chemistry. It can be used to construct or modify various heterocyclic ring systems, which are prevalent in pharmaceuticals and agrochemicals.
Chemical Research Reagent
This chemical is used in research laboratories to explore new chemical reactions and develop novel compounds. Its specific reactivity profile makes it a useful tool for synthetic chemists.
| Molecular weight | 139.11 |
|---|---|
| Empirical formula | C6H5NO3 |
| Assay | 97% |
| Melting point | 162 °C (dec.)(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) | 26-36 |
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 Picolinic acid N-oxide used for?
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Picolinic acid N-oxide is used as a building block in organic synthesis and heterocyclic chemistry, primarily as a reagent in chemical research laboratories.
What is the CAS number and formula for Picolinic acid N-oxide?
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The CAS number is 824-40-8 and the molecular formula is C6H5NO3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Picolinic acid N-oxide with an assay of 97%. This product is intended for research and laboratory use, and is not supplied as USP, BP, EP, or pharmacopoeia grade.
How should Picolinic acid N-oxide be handled?
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Picolinic acid N-oxide is classified as a warning substance. It may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). When handling, wear Eyeshields, Gloves, and a dust mask type N95 (US). Ensure adequate ventilation and avoid breathing dust.
Is Picolinic acid N-oxide a controlled substance?
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Based on the provided data, Picolinic acid N-oxide is not indicated as a controlled substance.
How is Picolinic acid N-oxide packed and exported?
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Picolinic acid N-oxide is carefully packed to ensure safe transit and is exported globally by TSS in compliance with international shipping regulations for chemicals.
How can I request a sample or quote for Picolinic acid N-oxide?
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To request a sample or a quotation for Picolinic acid N-oxide, please contact the TSS sales team through our website or designated contact channels.
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