Cas no 1033203-42-7 (2-bromo-4,5-dichloro-pyridine)

2-Bromo-4,5-dichloro-pyridine is a halogenated pyridine derivative with significant utility in organic synthesis and pharmaceutical intermediates. Its distinct substitution pattern, featuring bromine at the 2-position and chlorine at the 4- and 5-positions, offers selective reactivity for cross-coupling reactions, nucleophilic substitutions, and functional group transformations. The compound’s stability and well-defined reactivity make it a valuable building block for constructing complex heterocyclic frameworks. Its high purity and consistent performance ensure reliable results in research and industrial applications, particularly in the development of agrochemicals, pharmaceuticals, and specialty chemicals. Proper handling and storage are recommended due to its halogenated nature.
2-bromo-4,5-dichloro-pyridine structure
2-bromo-4,5-dichloro-pyridine structure
Product Name:2-bromo-4,5-dichloro-pyridine
CAS No:1033203-42-7
MF:C5H2BrCl2N
MW:226.886078357697
MDL:MFCD11100656
CID:2618526
PubChem ID:60150179
Update Time:2025-10-30

2-bromo-4,5-dichloro-pyridine Chemical and Physical Properties

Names and Identifiers

    • 2-Bromo-4,5-dichloropyridine
    • 2-BroMo-4,5-dichloro-pyridine
    • Pyridine, 2-bromo-4,5-dichloro-
    • AB63111
    • AK320776
    • MFCD11100656
    • 1033203-42-7
    • DTXSID601309447
    • SY317139
    • DB-163982
    • SCHEMBL23674588
    • AKOS015966470
    • C71139
    • DS-11709
    • CS-0146039
    • DTXCID201739325
    • 995-855-8
    • 2-bromo-4,5-dichloro-pyridine
    • MDL: MFCD11100656
    • Inchi: 1S/C5H2BrCl2N/c6-5-1-3(7)4(8)2-9-5/h1-2H
    • InChI Key: HLTZXARVZDCGTL-UHFFFAOYSA-N
    • SMILES: BrC1C=C(C(=CN=1)Cl)Cl

Computed Properties

  • Exact Mass: 224.87477g/mol
  • Monoisotopic Mass: 224.87477g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 1
  • Heavy Atom Count: 9
  • Rotatable Bond Count: 0
  • Complexity: 101
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Topological Polar Surface Area: 12.9
  • XLogP3: 3.1

Experimental Properties

  • Boiling Point: 240.6±35.0°C at 760 mmHg

2-bromo-4,5-dichloro-pyridine Security Information

  • Hazard Statement: H302-H315-H319
  • Storage Condition:Inert atmosphere,2-8°C

2-bromo-4,5-dichloro-pyridine Pricemore >>

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Additional information on 2-bromo-4,5-dichloro-pyridine

Recent Advances in the Application of 2-Bromo-4,5-dichloro-pyridine (CAS: 1033203-42-7) in Chemical Biology and Pharmaceutical Research

2-Bromo-4,5-dichloro-pyridine (CAS: 1033203-42-7) is a halogenated pyridine derivative that has garnered significant attention in recent years due to its versatile applications in chemical biology and pharmaceutical research. This compound serves as a crucial building block in the synthesis of various biologically active molecules, including kinase inhibitors, antiviral agents, and agrochemicals. Recent studies have highlighted its potential in the development of novel therapeutics, particularly in the areas of oncology and infectious diseases.

One of the most notable applications of 2-bromo-4,5-dichloro-pyridine is its role as a key intermediate in the synthesis of kinase inhibitors. Kinases are enzymes that play a pivotal role in cell signaling and are often dysregulated in cancer. Researchers have utilized this compound to develop potent and selective inhibitors targeting specific kinases, such as JAK2 and BTK, which are implicated in hematological malignancies. The bromo and chloro substituents on the pyridine ring provide unique reactivity patterns that enable the construction of complex heterocyclic scaffolds, enhancing the drug-like properties of the resulting molecules.

In addition to its use in kinase inhibitor development, 2-bromo-4,5-dichloro-pyridine has also been explored in the context of antiviral drug discovery. Recent studies have demonstrated its utility in the synthesis of nucleoside analogs, which are a cornerstone of antiviral therapy. The halogenated pyridine core can be functionalized to mimic natural nucleosides, thereby interfering with viral replication. This approach has shown promise in the development of agents targeting RNA viruses, including SARS-CoV-2 and influenza.

The synthetic versatility of 2-bromo-4,5-dichloro-pyridine extends beyond medicinal chemistry. It has also been employed in the design of agrochemicals, where its halogenated structure contributes to the bioactivity of pesticides and herbicides. Recent advancements in green chemistry have further optimized the synthesis of this compound, reducing the environmental impact of its production while maintaining high yields and purity.

Despite its promising applications, challenges remain in the large-scale production and functionalization of 2-bromo-4,5-dichloro-pyridine. Researchers are actively investigating novel catalytic methods to improve the efficiency of its synthesis and derivatization. Recent breakthroughs in transition-metal-catalyzed cross-coupling reactions have opened new avenues for the functionalization of this compound, enabling the construction of more complex and diverse molecular architectures.

In conclusion, 2-bromo-4,5-dichloro-pyridine (CAS: 1033203-42-7) continues to be a valuable tool in chemical biology and pharmaceutical research. Its unique reactivity and versatility make it an indispensable building block for the development of novel therapeutics and agrochemicals. Ongoing research efforts are expected to further expand its applications and address current limitations, paving the way for innovative solutions in drug discovery and beyond.

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