2-Chloro-3-fluoropyridine
2-Chloro-3-fluoropyridine (CAS: 17282-04-1) is a halogenated pyridine derivative with the molecular formula C5H3ClFN and a molecular weight of 131.54 g/mol. This compound serves as a valuable building block in organic synthesis, particularly in the development of novel fluorinated heterocyclic compounds. Its unique structure makes it a key intermediate for applications within the pharmaceutical and agrochemical industries, enabling the creation of complex molecules with specific biological activities. It is supplied at 97% purity by Tech Serve Solutions.

Pharmaceutical Intermediate
Used in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates, leveraging its fluorinated pyridine scaffold for targeted therapeutic applications.
Agrochemical Synthesis
Serves as a key building block for developing new pesticides, herbicides, and fungicides, where the fluoro-pyridine moiety can enhance biological efficacy and stability.
Organic Synthesis Reagent
A versatile reagent in academic and industrial research for creating complex heterocyclic structures and functionalized molecules through various coupling and substitution reactions.
Material Science Research
Explored for its potential incorporation into advanced materials, contributing unique electronic or structural properties due to its halogenated aromatic system.
| Molecular weight | 131.54 |
|---|---|
| Empirical formula | C5H3ClFN |
| Assay | 97% |
| Boiling point | 80 °C/80 mmHg(lit.) |
| Density | 1.323 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.509(lit.) |


Hazard statements
- H302Harmful if swallowed
- H318Causes serious eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 63 °C / 145.4 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-41 |
| 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 2-Chloro-3-fluoropyridine used for?
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2-Chloro-3-fluoropyridine is primarily used as a versatile building block in organic synthesis, particularly for the development of pharmaceutical and agrochemical compounds. It is also employed in research for creating novel fluorinated heterocyclic structures.
What is the CAS number and formula for 2-Chloro-3-fluoropyridine?
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The CAS number for 2-Chloro-3-fluoropyridine is 17282-04-1, and its empirical formula is C5H3ClFN.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Chloro-3-fluoropyridine with an assay of 97% purity. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated.
How should 2-Chloro-3-fluoropyridine be handled safely?
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2-Chloro-3-fluoropyridine is classified as Danger. It is harmful if swallowed (H302) and causes serious eye damage (H318). Appropriate personal protective equipment, including eyeshields, face shields, gloves, and suitable respiratory protection (e.g., ABEK filter), must be worn. Ensure good ventilation and avoid contact with skin, eyes, and clothing.
Is 2-Chloro-3-fluoropyridine a controlled substance?
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The provided data does not indicate that 2-Chloro-3-fluoropyridine is a controlled substance.
How is 2-Chloro-3-fluoropyridine packed and exported?
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2-Chloro-3-fluoropyridine is shipped according to relevant transport regulations (NA 1993, PGIII). TSS is a global supplier and exporter experienced in handling chemical shipments worldwide.
How can I request a quote or sample for 2-Chloro-3-fluoropyridine?
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To request a quote or sample of 2-Chloro-3-fluoropyridine, please contact the Tech Serve Solutions sales team through our website or designated contact channels.
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