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Atomfair 2,5-Dibromo-4-methylpyridine C6H5Br2N CAS 3430-26-0

2,5-Dibromo-4-methylpyridine (CAS No. 3430-26-0) is a high-purity brominated pyridine derivative with the molecular formula C6H5Br2N . This compound is a versatile building block in organic synthesis, particularly in pharmaceutical and agrochemical research. Its structure features two bromine atoms at the 2- and 5-positions and a methyl group at the 4-position of the pyridine ring, offering excellent reactivity for cross-coupling reactions such as Suzuki-Miyaura or Buchwald-Hartwig amination. Available in ≥98% purity (GC), it is supplied as a white to off-white crystalline powder, packaged under inert conditions to ensure stability. Ideal for researchers developing novel heterocyclic compounds, catalysts, or ligands.

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Description

2,5-Dibromo-4-methylpyridine (CAS No. 3430-26-0) is a high-purity brominated pyridine derivative with the molecular formula C6H5Br2N. This compound is a versatile building block in organic synthesis, particularly in pharmaceutical and agrochemical research. Its structure features two bromine atoms at the 2- and 5-positions and a methyl group at the 4-position of the pyridine ring, offering excellent reactivity for cross-coupling reactions such as Suzuki-Miyaura or Buchwald-Hartwig amination. Available in ≥98% purity (GC), it is supplied as a white to off-white crystalline powder, packaged under inert conditions to ensure stability. Ideal for researchers developing novel heterocyclic compounds, catalysts, or ligands.

Properties

  • CAS Number: 3430-26-0
  • Complexity: 97.1
  • IUPAC Name: 2,5-dibromo-4-methyl-pyridine
  • InChI: InChI=1S/C6H5Br2N/c1-4-2-6(8)9-3-5(4)7/h2-3H,1H3
  • InChI Key: WWJLJUAHQHXDGM-UHFFFAOYSA-N
  • Exact Mass: 250.87682
  • Molecular Formula: C6H5Br2N
  • Molecular Weight: 250.92
  • SMILES: CC1=CC(=NC=C1Br)Br
  • Topological: 12.9
  • Monoisotopic Mass: 248.87887
  • Synonyms: 2,5-Dibromo-4-methylpyridine, 3430-26-0, DTXSID70370308, DTXCID00321343, 621-880-8, 2,5-Dibromo-4-picoline, Pyridine, 2,5-dibromo-4-methyl-, MFCD00234955, 2,5-Dibromo-4-methyl-pyridine, 2,5-dibromo-4-methypyridine, SCHEMBL151857, 2.5-Dibromo-4-methylpyridine, WWJLJUAHQHXDGM-UHFFFAOYSA-N, BCP22208, BBL103769, RB1048, SBB003142, STL557579, 2,5-Dibromo-4-methylpyridine, 97%, AKOS002664320, AB05276, AC-1549, CS-W010214, HY-W009498, PS-7470, SY015456, DB-025147, D4058, EN300-98170, Z1269154884

Application

2,5-Dibromo-4-methylpyridine is widely used as a key intermediate in the synthesis of active pharmaceutical ingredients (APIs) and specialty chemicals. Its bromine substituents enable efficient functionalization via metal-catalyzed coupling reactions, making it valuable for drug discovery and material science. The compound is also employed in the development of ligands for catalysis and as a precursor for agrochemicals. Researchers utilize it to modify pyridine-based scaffolds in medicinal chemistry programs.

Safety and Hazards

GHS Hazard Statements

  • H302 (89.6%): Harmful if swallowed [Warning Acute toxicity, oral]
  • H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
  • H318 (85.4%): Causes serious eye damage [Danger Serious eye damage/eye irritation]
  • H319 (14.6%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
  • H335 (97.9%): 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, P305+P354+P338, P317, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

  • Acute Tox. 4 (89.6%)
  • Skin Irrit. 2 (100%)
  • Eye Dam. 1 (85.4%)
  • Eye Irrit. 2 (14.6%)
  • STOT SE 3 (97.9%)

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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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