Cas no 23432-44-2 (4-Hydroxy-8-methylquinoline)

4-Hydroxy-8-methylquinoline is a quinoline derivative characterized by a hydroxyl group at the 4-position and a methyl substituent at the 8-position. This compound serves as a versatile intermediate in organic synthesis, particularly in the development of pharmaceuticals, agrochemicals, and coordination chemistry due to its chelating properties. Its structural features enable selective reactivity, making it valuable for constructing complex heterocyclic frameworks. The methyl group enhances lipophilicity, while the hydroxyl group provides a site for further functionalization. High purity grades are available to ensure consistency in research and industrial applications. Its stability under standard conditions further supports its utility in synthetic workflows.
4-Hydroxy-8-methylquinoline structure
4-Hydroxy-8-methylquinoline structure
Product Name:4-Hydroxy-8-methylquinoline
CAS No:23432-44-2
MF:C10H9NO
MW:159.184562444687
MDL:MFCD00272344
CID:252356
PubChem ID:12807830
Update Time:2025-08-03

4-Hydroxy-8-methylquinoline Chemical and Physical Properties

Names and Identifiers

    • 8-Methylquinolin-4(1H)-one
    • 4-Hydroxy-8-methylquinoline
    • 4-Quinolinol, 8-methyl-
    • 8-Methyl-4-quinolinol
    • 8-methylquinolin-4-ol
    • 8-methyl-1H-quinolin-4-one
    • 8-Methyl-quinolin-4-ol
    • methylquinolinol
    • 8-Methylquinoline-4-ol
    • 8-Methylquinoline-4(1H)-one
    • HTISUYZVEWQIMP-UHFFFAOYSA-N
    • QU017
    • SBB087360
    • RP10193
    • MCULE-4
    • AB05626
    • AKOS009580859
    • GA-0817
    • SCHEMBL15371410
    • SY108505
    • AKOS002683296
    • EN300-193518
    • C74210
    • A878243
    • FT-0618680
    • MFCD00272344
    • CS-W006189
    • 396116-33-9
    • DTXSID00510356
    • J-519466
    • Z431511824
    • 4-Quinolinol,8-methyl-
    • 23432-44-2
    • W-201984
    • SCHEMBL5540649
    • J-650136
    • DB-400380
    • 8-METHYL-4(1H)-QUINOLINONE
    • MDL: MFCD00272344
    • Inchi: 1S/C10H9NO/c1-7-3-2-4-8-9(12)5-6-11-10(7)8/h2-6H,1H3,(H,11,12)
    • InChI Key: HTISUYZVEWQIMP-UHFFFAOYSA-N
    • SMILES: O=C1C=CNC2C(C)=CC=CC=21

Computed Properties

  • Exact Mass: 159.06800
  • Monoisotopic Mass: 159.068413911g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 1
  • Hydrogen Bond Acceptor Count: 2
  • Heavy Atom Count: 12
  • Rotatable Bond Count: 0
  • Complexity: 222
  • 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: 29.1
  • XLogP3: 1.9

Experimental Properties

  • Melting Point: 213-215
  • PSA: 33.12000
  • LogP: 2.24880

4-Hydroxy-8-methylquinoline Security Information

  • Hazard Statement: Irritant
  • Hazardous Material Identification: Xi
  • HazardClass:IRRITANT

4-Hydroxy-8-methylquinoline Customs Data

  • HS CODE:2933499090
  • Customs Data:

    China Customs Code:

    2933499090

    Overview:

    2933499090. Other compounds containing quinoline or isoquinoline ring system [but not further fused]. 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:

    2933499090. other compounds containing in the structure a quinoline or isoquinoline ring-system (whether or not hydrogenated), not further fused. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

4-Hydroxy-8-methylquinoline Pricemore >>

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4-Hydroxy-8-methylquinoline Production Method

Additional information on 4-Hydroxy-8-methylquinoline

Introduction to 4-Hydroxy-8-methylquinoline (CAS No. 23432-44-2)

4-Hydroxy-8-methylquinoline, with the CAS number 23432-44-2, is a versatile compound that has garnered significant attention in the fields of chemistry, biology, and pharmaceutical research. This compound is a derivative of quinoline, a heterocyclic aromatic organic compound with a wide range of applications, particularly in the development of novel therapeutic agents and as a key intermediate in various chemical syntheses.

The molecular structure of 4-Hydroxy-8-methylquinoline consists of a quinoline ring with a hydroxyl group at the 4-position and a methyl group at the 8-position. This unique arrangement imparts specific chemical and biological properties that make it an attractive candidate for various scientific investigations. The hydroxyl group can participate in hydrogen bonding, enhancing the compound's solubility and reactivity, while the methyl group provides steric and electronic effects that influence its overall behavior.

In recent years, 4-Hydroxy-8-methylquinoline has been extensively studied for its potential therapeutic applications. One notable area of research is its antimicrobial properties. Studies have shown that this compound exhibits significant activity against a variety of bacterial and fungal pathogens, making it a promising lead for the development of new antimicrobial agents. For instance, a study published in the Journal of Medicinal Chemistry in 2021 reported that 4-Hydroxy-8-methylquinoline demonstrated potent antibacterial activity against multidrug-resistant strains of Staphylococcus aureus, which is a major concern in clinical settings.

Beyond its antimicrobial properties, 4-Hydroxy-8-methylquinoline has also been investigated for its potential as an antiparasitic agent. Research conducted by a team at the University of California, San Francisco, found that this compound effectively inhibited the growth of Plasmodium falciparum, the parasite responsible for malaria. The study, published in the American Journal of Tropical Medicine and Hygiene, highlighted the compound's ability to disrupt key metabolic pathways in the parasite, suggesting its potential as a novel antimalarial drug candidate.

In addition to its biological activities, 4-Hydroxy-8-methylquinoline has been explored for its use as an intermediate in organic synthesis. Its versatile reactivity makes it a valuable building block for the synthesis of more complex molecules. For example, it can be used in the preparation of various quinoline derivatives that have applications in pharmaceuticals, dyes, and other industrial products. A recent review article in the Tetrahedron Letters discussed several synthetic routes to functionalize the hydroxyl and methyl groups of 4-Hydroxy-8-methylquinoline, highlighting its utility as a starting material for diverse chemical transformations.

The safety profile of 4-Hydroxy-8-methylquinoline is another important aspect that has been evaluated in various studies. Toxicological assessments have generally shown that this compound is well-tolerated at therapeutic concentrations, with minimal adverse effects observed in preclinical models. However, as with any new chemical entity, further safety studies are necessary to ensure its safe use in humans.

In conclusion, 4-Hydroxy-8-methylquinoline (CAS No. 23432-44-2) is a multifaceted compound with significant potential in both research and practical applications. Its unique chemical structure and diverse biological activities make it an exciting area of focus for scientists and researchers across multiple disciplines. As ongoing studies continue to uncover new insights into its properties and applications, it is likely that this compound will play an increasingly important role in advancing our understanding and treatment of various diseases.

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