Cas no 259807-91-5 (4-Bromo-2,3-dimethylpyridine)

4-Bromo-2,3-dimethylpyridine is a halogenated pyridine derivative featuring bromine substitution at the 4-position and methyl groups at the 2- and 3-positions. This compound serves as a versatile intermediate in organic synthesis, particularly in pharmaceutical and agrochemical applications. Its bromine moiety enables further functionalization via cross-coupling reactions, such as Suzuki or Negishi couplings, while the dimethyl substitution enhances steric and electronic properties for targeted reactivity. The product is characterized by high purity and stability, making it suitable for precise synthetic transformations. Its structural features facilitate the development of complex heterocyclic frameworks, underscoring its utility in medicinal chemistry and material science research.
4-Bromo-2,3-dimethylpyridine structure
4-Bromo-2,3-dimethylpyridine structure
Product Name:4-Bromo-2,3-dimethylpyridine
CAS No:259807-91-5
MF:C7H8BrN
MW:186.049120903015
MDL:MFCD18253389
CID:828736
PubChem ID:22317941
Update Time:2025-05-19

4-Bromo-2,3-dimethylpyridine Chemical and Physical Properties

Names and Identifiers

    • 4-bromo-2,3-dimethylpyridine
    • Pyridine 4-Bromo-2,3-dimethyl-
    • 2,3-DIMETHYL-4-BROMOPYRIDINE
    • 4-bromo-2,3-dimethyl-pyridine
    • Pyridine,4-bromo-2,3-dimethyl
    • Pyridine, 4-bromo-2,3-dimethyl-
    • PHCLIPMSNVUELH-UHFFFAOYSA-N
    • OR18855
    • AB74548
    • FCH1141840
    • AX8218291
    • AB0053483
    • ST24023327
    • Z4511
    • CS-W019605
    • MFCD18253389
    • AC-27214
    • 259807-91-5
    • SCHEMBL539633
    • DTXSID30624692
    • AKOS016003555
    • SY113482
    • DA-17150
    • 4-Bromo-2 pound not3-dimethylpyridine
    • AS-20057
    • 4-Bromo-2,3-dimethylpyridine
    • MDL: MFCD18253389
    • Inchi: 1S/C7H8BrN/c1-5-6(2)9-4-3-7(5)8/h3-4H,1-2H3
    • InChI Key: PHCLIPMSNVUELH-UHFFFAOYSA-N
    • SMILES: BrC1C=CN=C(C)C=1C

Computed Properties

  • Exact Mass: 184.98400
  • Monoisotopic Mass: 184.98401g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 1
  • Heavy Atom Count: 9
  • Rotatable Bond Count: 0
  • Complexity: 94.9
  • 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: 2.3

Experimental Properties

  • Density: 1.415±0.06 g/cm3 (20 oC 760 Torr),
  • Boiling Point: 227.0±35.0 oC (760 Torr),
  • Flash Point: 91.1±25.9 oC,
  • Solubility: Slightly soluble (3.9 g/l) (25 o C),
  • PSA: 12.89000
  • LogP: 2.46090

4-Bromo-2,3-dimethylpyridine Customs Data

  • HS CODE:2933399090
  • Customs Data:

    China Customs Code:

    2933399090

    Overview:

    2933399090. Other compounds with non fused pyridine rings in structure. VAT:17.0%. Tax refund rate:13.0%. Regulatory conditions:nothing. MFN tariff:6.5%. general tariff:20.0%

    Declaration elements:

    Product Name, component content, use to, Please indicate the appearance of Urotropine, 6- caprolactam please indicate the appearance, Signing date

    Summary:

    2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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Additional information on 4-Bromo-2,3-dimethylpyridine

Professional Introduction to 4-Bromo-2,3-dimethylpyridine (CAS No. 259807-91-5)

4-Bromo-2,3-dimethylpyridine, with the chemical formula C?H?BrN and CAS number 259807-91-5, is a significant compound in the field of organic synthesis and pharmaceutical research. This heterocyclic aromatic compound features a bromine substituent at the fourth position of the pyridine ring, flanked by two methyl groups at the second and third positions. Its unique structural configuration makes it a valuable intermediate in the synthesis of various biologically active molecules.

The< strong>4-Bromo-2,3-dimethylpyridine molecule exhibits a high degree of reactivity due to the presence of the bromine atom, which facilitates nucleophilic substitution reactions. This property is particularly useful in medicinal chemistry, where it serves as a building block for constructing more complex pharmacophores. The dimethyl substitution at the 2 and 3 positions enhances the stability of the pyridine ring while maintaining its electronic characteristics, making it an ideal candidate for further functionalization.

In recent years, there has been growing interest in exploring the applications of 4-Bromo-2,3-dimethylpyridine in drug discovery and development. Its versatility as a precursor has led to its incorporation into numerous synthetic pathways, particularly in the creation of novel therapeutic agents. For instance, researchers have utilized this compound to synthesize kinase inhibitors, which are crucial in treating various cancers and inflammatory diseases. The bromine moiety allows for easy introduction of additional functional groups, enabling the design of molecules with tailored biological activities.

One notable application of 4-Bromo-2,3-dimethylpyridine is in the development of antiviral drugs. The pyridine scaffold is a common feature in many antiviral agents due to its ability to interact with biological targets effectively. By modifying the substituents on the pyridine ring, scientists can fine-tune the pharmacokinetic and pharmacodynamic properties of potential drug candidates. The< strong>CAS No. 259807-91-5 identifier ensures that researchers can reliably obtain this compound for their experiments, facilitating consistent and reproducible results.

The compound's role in material science is also noteworthy. Beyond pharmaceutical applications, 4-Bromo-2,3-dimethylpyridine has been employed in the synthesis of organic semiconductors and liquid crystals. These materials are essential components in advanced electronic devices, including organic light-emitting diodes (OLEDs) and photovoltaic cells. The brominated pyridines contribute to the electronic properties of these materials, enhancing their performance and efficiency.

Recent advancements in synthetic methodologies have further expanded the utility of 4-Bromo-2,3-dimethylpyridine. Techniques such as cross-coupling reactions have enabled chemists to introduce diverse functional groups onto the pyridine ring with high precision. This flexibility has opened new avenues for creating innovative molecules with potential therapeutic benefits. For example, palladium-catalyzed coupling reactions with 4-Bromo-2,3-dimethylpyridine have yielded novel heterocyclic compounds that exhibit antimicrobial and anti-inflammatory activities.

The< strong>long-tail keyword "4-Bromo-2,3-dimethylpyridine" is frequently searched in academic databases due to its significance in synthetic chemistry. Researchers often use this term to retrieve relevant literature on its applications and synthetic routes. The compound's molecular structure allows for diverse modifications, making it a cornerstone in medicinal chemistry research. Its ability to serve as a precursor for multiple classes of bioactive molecules underscores its importance in drug development pipelines.

In conclusion, 4-Bromo-2,3-dimethylpyridine (CAS No.< strong>259807-91-5) is a versatile and highly reactive compound with broad applications across pharmaceuticals and materials science. Its unique structural features make it an indispensable tool for synthetic chemists seeking to develop novel therapeutic agents and advanced materials. As research continues to uncover new possibilities for this compound, its role in addressing global challenges such as drug resistance and sustainable technology will likely expand further.

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