2-Chloropyridine-3-carbonyl chloride
2-Chloropyridine-3-carbonyl chloride (CAS 49609-84-9) is a halogenated heterocyclic compound with the molecular formula C6H3Cl2NO and a molecular weight of 176.00 g/mol. This acid chloride serves as a valuable building block in organic synthesis, particularly for the construction of complex molecules and the introduction of the 2-chloronicotinoyl moiety. It is widely utilised in the chemical and pharmaceutical industries for research and development purposes.
- IUPAC
- 2-Chloronicotinoyl chloride
- Synonyms
- 2-Chloronicotinoyl chloride

Organic Synthesis Intermediate
Serves as a key intermediate in the synthesis of various organic compounds, enabling the formation of amide and ester linkages. Its reactivity makes it suitable for introducing the 2-chloronicotinoyl group into target molecules.
Pharmaceutical Research
Utilised in the development of novel pharmaceutical agents. The pyridine scaffold and reactive acid chloride group are useful for creating potential drug candidates and exploring new therapeutic pathways.
Agrochemical Development
Can be employed in the synthesis of agrochemicals, contributing to the creation of new pesticides, herbicides, or fungicides. Its structural features may impart specific biological activities.
Materials Science
Potentially used in the synthesis of functional materials or polymers where the incorporation of a chlorinated pyridine unit is desired for specific properties.
| Molecular weight | 176.00 |
|---|---|
| Empirical formula | C6H3Cl2NO |
| Assay | 98% |
| Melting point | 39-44 °C(lit.) |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Transport (UN / ADR) | UN 3261 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-27-36/37/39-45 |
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-Chloropyridine-3-carbonyl chloride used for?
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2-Chloropyridine-3-carbonyl chloride is primarily used as a building block in organic synthesis, particularly in the pharmaceutical and agrochemical industries, for the creation of more complex molecules.
What is the CAS number and molecular formula for 2-Chloropyridine-3-carbonyl chloride?
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The CAS number for 2-Chloropyridine-3-carbonyl chloride is 49609-84-9, and its molecular formula is C6H3Cl2NO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Chloropyridine-3-carbonyl chloride with a minimum assay of 98%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated in the product documentation.
How should 2-Chloropyridine-3-carbonyl chloride be handled?
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2-Chloropyridine-3-carbonyl chloride is a corrosive substance (H314) that causes severe skin burns and eye damage. Appropriate personal protective equipment, including safety goggles, face shields, gloves, and respiratory protection, is essential during handling. Work in a well-ventilated area.
Is 2-Chloropyridine-3-carbonyl chloride available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 2-Chloropyridine-3-carbonyl chloride, adhering to all relevant shipping regulations.
How can I request a quote or sample?
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To request a quote or sample of 2-Chloropyridine-3-carbonyl chloride, please contact our sales team through the website or by telephone, providing your specific requirements.
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