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2-Chloro-4-fluoropyridine

CAS 34941-91-8C5H3ClFNChemical Synthesis

2-Chloro-4-fluoropyridine (CAS: 34941-91-8) is a key heterocyclic building block with the molecular formula C5H3ClFN and a molecular weight of 131.54. This pyridine derivative serves as a valuable intermediate in organic synthesis, particularly for the development of pharmaceuticals and agrochemicals. Its distinct structure allows for versatile chemical transformations, making it an important component in constructing complex molecular architectures within research and development settings.

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2-Chloro-4-fluoropyridine (C5H3ClFN) — chemical structure, CAS 34941-91-8; Chemistry, fine chemical supplied by Tech Serve Solutions
Building BlocksChemical SynthesisHeterocyclic Building BlocksPyridines
01 /Applications

Pharmaceutical Intermediate

2-Chloro-4-fluoropyridine is utilized in the synthesis of various active pharmaceutical ingredients (APIs). Its pyridine core and halogen substituents provide reactive sites for creating novel drug candidates targeting a range of therapeutic areas.

Agrochemical Synthesis

This compound acts as a precursor in the development of new agrochemicals, including herbicides, insecticides, and fungicides. The incorporation of the fluoropyridine moiety can enhance biological activity and efficacy.

Material Science

The unique electronic properties imparted by the halogenated pyridine ring make 2-Chloro-4-fluoropyridine a potential building block in the synthesis of advanced materials and functional polymers.

Organic Synthesis Reagent

As a versatile building block, it is employed in a wide array of organic transformations, facilitating the construction of complex heterocyclic compounds for academic and industrial research.

02 /Properties
Molecular weight131.54
Empirical formulaC5H3ClFN
03 /Safety & handling
GHS hazard pictogram: Flammable (GHS02)
Flammable
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
Warning

Hazard statements

  • H226Flammable liquid and vapour
  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements

  • P261Avoid breathing dust, fume, gas or vapours
  • P280Wear protective gloves, clothing and eye/face protection
  • P305IF IN EYES
Flash point54 °C / 129.2 °F
Transport (UN / ADR)UN 1993C 3 / PGIII
Water hazard class (WGK, DE)3
Hazard codes (EU)F,Xn
Risk statements (R)10-20/21/22-36/37/38
Safety statements (S)26

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry
CAS number
34941-91-8
05 /Quality & supply

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.

06 /Frequently asked questions

What is 2-Chloro-4-fluoropyridine used for?

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2-Chloro-4-fluoropyridine is primarily used as an intermediate in organic synthesis, particularly for the development of pharmaceuticals, agrochemicals, and advanced materials.

What are the CAS number and molecular formula for 2-Chloro-4-fluoropyridine?

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The CAS number is 34941-91-8 and the molecular formula is C5H3ClFN.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies 2-Chloro-4-fluoropyridine with a typical assay of 97%. This product is intended for research and chemical synthesis purposes and is not represented as USP, BP, EP, or any other pharmacopoeia grade.

How should 2-Chloro-4-fluoropyridine be handled safely?

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2-Chloro-4-fluoropyridine is a flammable liquid and vapour (H226), and harmful if swallowed, in contact with skin, or if inhaled (H302 + H312 + H332). It also causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Handle in a well-ventilated area, away from ignition sources, using appropriate personal protective equipment including gloves, eye protection, and respiratory protection.

Is 2-Chloro-4-fluoropyridine a controlled substance?

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The provided data does not indicate that 2-Chloro-4-fluoropyridine is a controlled substance.

How is 2-Chloro-4-fluoropyridine packed and shipped?

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2-Chloro-4-fluoropyridine is shipped as a UN 1993, Class 3, Packing Group III hazardous material, according to the provided safety information. Specific packing configurations are available upon request.

How can I request a sample or quote for 2-Chloro-4-fluoropyridine?

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To request a sample or a quote, please contact our sales department through the website or by telephone, providing the product name and CAS number (34941-91-8).

Need 2-Chloro-4-fluoropyridine in a specific grade or volume?