2-Chloro-3-nitropyridine
2-Chloro-3-nitropyridine (CAS 5470-18-8, C5H3ClN2O2) is a halogenated pyridine derivative with a molecular weight of 158.54 g/mol. It is a valuable building block in organic synthesis, particularly for creating more complex heterocyclic compounds. Its distinct structure makes it useful in the development of novel chemical entities for research and industrial applications.

Organic Synthesis Intermediate
Serves as a key intermediate in the synthesis of diverse organic molecules. Its reactive sites allow for versatile chemical transformations, enabling the construction of complex structures.
Pharmaceutical Research
Utilised in the development of novel pharmaceutical compounds. The pyridine core and functional groups can be incorporated into potential drug candidates for various therapeutic areas.
Agrochemical Development
A precursor for the synthesis of potential agrochemicals. Its structure may be modified to create compounds with desired herbicidal, fungicidal, or insecticidal properties.
Heterocyclic Chemistry
Essential for building halogenated heterocyclic scaffolds. This is critical for researchers exploring new materials and biologically active compounds.
| Molecular weight | 158.54 |
|---|---|
| Empirical formula | C5H3ClN2O2 |
| Assay | ≥97.0% (HPLC) |
| Melting point | 100-103 °C(lit.)100-103 °C |

Hazard statements
- H301Toxic if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P301IF SWALLOWED
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Flash point | 185 °C / 365 °F |
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36/37/38 |
| 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 2-Chloro-3-nitropyridine used for?
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2-Chloro-3-nitropyridine is primarily used as an intermediate in organic synthesis, pharmaceutical research, agrochemical development, and heterocyclic chemistry for building complex molecular structures.
What are the CAS number and chemical formula for 2-Chloro-3-nitropyridine?
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The CAS number is 5470-18-8 and the chemical formula is C5H3ClN2O2.
What grade and purity does Tech Serve Solutions supply for 2-Chloro-3-nitropyridine?
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Tech Serve Solutions supplies 2-Chloro-3-nitropyridine with a purity of ≥97.0% (HPLC). This product is typically supplied for research and laboratory use and is not represented as USP, BP, or EP grade.
How should 2-Chloro-3-nitropyridine be handled safely?
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2-Chloro-3-nitropyridine is a danger. It is toxic if swallowed and causes skin and eye irritation, and may cause respiratory irritation. Handle with appropriate personal protective equipment including a dust mask (type N95), eyeshields, faceshields, and gloves. Ensure adequate ventilation.
Can Tech Serve Solutions export 2-Chloro-3-nitropyridine?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, and can fulfil export orders for 2-Chloro-3-nitropyridine.
How can I request a sample or quote for 2-Chloro-3-nitropyridine?
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To request a sample or quote for 2-Chloro-3-nitropyridine, please contact our sales team through the website or by phone, providing your specific requirements.
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