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Atomfair 2-Chloro-3,5-dibromopyridine C5H2Br2ClN CAS 40360-47-2

2-Chloro-3,5-dibromopyridine (CAS No. 40360-47-2) is a high-purity halogenated pyridine derivative with the molecular formula C5H2Br2ClN . This compound is a versatile building block in organic synthesis, particularly in pharmaceutical and agrochemical research. Its unique structure, featuring both chloro and bromo substituents on the pyridine ring, enables selective functionalization for the development of complex heterocyclic compounds. Available in ≥98% purity (GC), this product is rigorously tested for consistency and stability, ensuring optimal performance in coupling reactions, nucleophilic substitutions, and metal-catalyzed transformations. Packaged under inert gas to prevent degradation, it is ideal for researchers requiring precise control over reaction pathways.

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Description

2-Chloro-3,5-dibromopyridine (CAS No. 40360-47-2) is a high-purity halogenated pyridine derivative with the molecular formula C5H2Br2ClN. This compound is a versatile building block in organic synthesis, particularly in pharmaceutical and agrochemical research. Its unique structure, featuring both chloro and bromo substituents on the pyridine ring, enables selective functionalization for the development of complex heterocyclic compounds. Available in ≥98% purity (GC), this product is rigorously tested for consistency and stability, ensuring optimal performance in coupling reactions, nucleophilic substitutions, and metal-catalyzed transformations. Packaged under inert gas to prevent degradation, it is ideal for researchers requiring precise control over reaction pathways.

Properties

  • CAS Number: 40360-47-2
  • Complexity: 101
  • IUPAC Name: 3,5-dibromo-2-chloro-pyridine
  • InChI: InChI=1S/C5H2Br2ClN/c6-3-1-4(7)5(8)9-2-3/h1-2H
  • InChI Key: PYSICVOJSJMFKP-UHFFFAOYSA-N
  • Exact Mass: 270.82220
  • Molecular Formula: C5H2Br2ClN
  • Molecular Weight: 271.34
  • SMILES: C1=C(C=NC(=C1Br)Cl)Br
  • Topological: 12.9
  • Monoisotopic Mass: 268.82425
  • Synonyms: 2-Chloro-3,5-dibromopyridine, 40360-47-2, DTXSID50355734, DTXCID20306793, 3,5-Dibromo-2-chloropyridine, 3,5-dibromo-2-chloro-pyridine, MFCD00233991, SCHEMBL898931, 2-chloro-3,5 dibromo pyridine, SCHEMBL10941581, PYSICVOJSJMFKP-UHFFFAOYSA-N, BCP22206, BBL100717, SBB054262, STL554511, AKOS005255339, CS-W002543, DS-0868, AC-24918, SY017876, DB-005212, EN300-135081, AC-907/25004317

Application

2-Chloro-3,5-dibromopyridine serves as a key intermediate in the synthesis of active pharmaceutical ingredients (APIs) and specialty chemicals. Its halogen-rich structure facilitates Suzuki-Miyaura and Buchwald-Hartwig coupling reactions for drug discovery. The compound is also employed in material science for designing liquid crystals and organic semiconductors. Researchers utilize it to develop novel pyridine-based ligands for catalysis.

Safety and Hazards

GHS Hazard Statements

  • H302 (50%): Harmful if swallowed [Warning Acute toxicity, oral]
  • H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
  • H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
  • H335 (100%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

  • P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

  • Acute Tox. 4 (50%)
  • Skin Irrit. 2 (100%)
  • Eye Irrit. 2A (100%)
  • STOT SE 3 (100%)

If you are interested or have any questions, please contact us at support@atomfair.com

Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.

Disclaimer

Intended Use & Restrictions

This product is sold exclusively for laboratory research, analytical testing, or non-commercial purposes.

  • Strictly prohibited: Resale, repackaging, or formulation into commercial products.
  • Not approved for human/animal use, diagnostics, or manufacturing (including pharmaceuticals, agrochemicals, or consumer goods).

Patent & Regulatory Compliance

Certain molecules may be protected by active patents or regulatory restrictions.

  • Buyers must independently verify patent status (e.g., via USPTO/EPO/CNIPA) and comply with local laws.
  • Atomfair LLC does not provide legal assurances regarding patent non-infringement or jurisdictional compliance.

Liability Release

By purchasing, the buyer agrees to:

  • Use this product only as permitted by law.
  • Indemnify Atomfair LLC against all claims arising from misuse, patent infringement, or regulatory violations.

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