Cas no 186670-43-9 (5-Chloro-2,8-dimethylquinoline)

5-Chloro-2,8-dimethylquinoline is a substituted quinoline derivative characterized by its chloro and methyl functional groups at the 5, 2, and 8 positions, respectively. This heterocyclic compound is valued for its role as a versatile intermediate in organic synthesis, particularly in the development of pharmaceuticals, agrochemicals, and specialty chemicals. Its structural features contribute to enhanced reactivity and selectivity in cross-coupling reactions, making it useful for constructing complex molecular frameworks. The compound exhibits stability under standard conditions, facilitating handling and storage. Its well-defined chemical properties and consistent purity make it a reliable choice for research and industrial applications requiring precise quinoline-based building blocks.
5-Chloro-2,8-dimethylquinoline structure
186670-43-9 structure
Product Name:5-Chloro-2,8-dimethylquinoline
CAS No:186670-43-9
MF:C11H10ClN
MW:191.656801700592
MDL:MFCD09787781
CID:875676
PubChem ID:329773514
Update Time:2025-05-28

5-Chloro-2,8-dimethylquinoline Chemical and Physical Properties

Names and Identifiers

    • 5-chloro-2,8-dimethyl-quinoline
    • 3-BROMO-4-CHLORO-6-METHOXYQUINOLINE
    • 5-Chloro-2,8-dimethylquinoline
    • Quinoline,5-chloro-2,8-dimethyl
    • AKOS006282118
    • AB52226
    • 186670-43-9
    • D80147
    • DB-065577
    • 5-Chloro-2,8-dimethylquinoline, AldrichCPR
    • MFCD09787781
    • SCHEMBL25097371
    • DTXSID40589102
    • MDL: MFCD09787781
    • Inchi: 1S/C11H10ClN/c1-7-3-6-10(12)9-5-4-8(2)13-11(7)9/h3-6H,1-2H3
    • InChI Key: JGBOIEOODHFKIM-UHFFFAOYSA-N
    • SMILES: ClC1=CC=C(C)C2C1=CC=C(C)N=2

Computed Properties

  • Exact Mass: 191.05000
  • Monoisotopic Mass: 191.0501770g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 1
  • Heavy Atom Count: 13
  • Rotatable Bond Count: 0
  • Complexity: 183
  • 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
  • XLogP3: 3.6
  • Topological Polar Surface Area: 12.9?2

Experimental Properties

  • Density: 1.188
  • Boiling Point: 296.8°C at 760 mmHg
  • Flash Point: 161.4°C
  • Refractive Index: 1.621
  • PSA: 12.89000
  • LogP: 3.50500

5-Chloro-2,8-dimethylquinoline Security Information

  • Symbol: GHS05 GHS07
  • Signal Word:Danger
  • Hazard Statement: H302-H318
  • Warning Statement: P280-P305+P351+P338
  • Hazardous Material transportation number:NONH for all modes of transport
  • WGK Germany:3
  • Hazard Category Code: 22-41
  • Safety Instruction: 26-39
  • Hazardous Material Identification: Xn

5-Chloro-2,8-dimethylquinoline Pricemore >>

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Additional information on 5-Chloro-2,8-dimethylquinoline

Comprehensive Overview of 5-Chloro-2,8-dimethylquinoline (CAS No. 186670-43-9): Properties, Applications, and Industry Insights

5-Chloro-2,8-dimethylquinoline (CAS No. 186670-43-9) is a specialized quinoline derivative with a unique molecular structure, combining chloro and methyl functional groups. This compound has garnered significant attention in pharmaceutical and agrochemical research due to its potential as a building block for bioactive molecules. The chloroquinoline scaffold is particularly valued for its electron-withdrawing properties, which influence reactivity in heterocyclic chemistry.

Recent studies highlight the role of 5-Chloro-2,8-dimethylquinoline in developing antimicrobial agents, aligning with global concerns about antibiotic resistance. Researchers are exploring its structural motifs in designing novel enzyme inhibitors, a trending topic in drug discovery forums. The compound's lipophilicity (enhanced by methyl groups) also makes it relevant for CNS-targeting pharmaceuticals, a hot niche in neuropharmacology.

From a synthetic perspective, CAS 186670-43-9 serves as a precursor for fluorescence probes, addressing the growing demand for bioimaging tools in cancer research. Its UV absorption characteristics (λmax ~340 nm) enable applications in material science, particularly in organic electronics—a sector experiencing 18% annual growth according to market analyses.

Environmental considerations are shaping modern applications of this compound. The 2,8-dimethylquinoline core demonstrates improved biodegradability compared to heavier aromatics, making it attractive for green chemistry initiatives. Regulatory agencies increasingly favor such eco-friendly intermediates, driving innovation in catalytic synthesis methods.

Industrial scale-up challenges for 5-Chloro-2,8-dimethylquinoline involve optimizing palladium-catalyzed coupling reactions—a frequent search term among process chemists. Patent analyses reveal 23% of recent quinoline-based patents reference similar halogenated derivatives, underscoring commercial potential. The compound's crystalline form (mp 92-94°C) facilitates purification, a critical factor for GMP production.

Emerging applications include its use in corrosion inhibitors for renewable energy infrastructure, responding to searches for "quinoline corrosion protection." The electron-deficient ring system chelates metal ions effectively, with recent papers demonstrating 89% efficiency in acidic environments—a valuable property for battery technology developers.

Analytical methodologies for CAS 186670-43-9 continue evolving. Advanced HPLC-UV techniques (Column: C18, 5μm) achieve 99.5% purity determination, while LC-MS protocols help track metabolic pathways—addressing common queries about ADME profiling. These developments support the compound's expanding role in preclinical studies.

The global market for chlorinated quinolines is projected to reach $280M by 2028, with 5-Chloro-2,8-dimethylquinoline occupying a strategic position. Its cost-effective synthesis (3-step route from 2-methylaniline) and scalability make it preferable to alternatives like bromoquinolines, as evidenced by supplier inventory trends.

Future research directions may exploit the compound's hydrogen bonding capacity (calculated LogP 3.1) for supramolecular chemistry applications. Computational studies using DFT calculations—a rising search term—predict exceptional molecular recognition properties, opening possibilities in sensor development.

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