Cas no 204257-72-7 (Methyl 2-Fluoro-4-iodobenzoate)

Methyl 2-Fluoro-4-iodobenzoate is a fluorinated and iodinated aromatic ester with applications in pharmaceutical and agrochemical synthesis. Its key structural features—the fluorine and iodine substituents—enhance reactivity in cross-coupling reactions, such as Suzuki or Sonogashira couplings, making it a valuable intermediate in constructing complex molecules. The methyl ester group provides stability while allowing further functionalization via hydrolysis or transesterification. This compound is particularly useful in medicinal chemistry for introducing fluorinated motifs, which can improve metabolic stability and bioavailability in drug candidates. High purity grades ensure consistent performance in sensitive synthetic processes. Proper handling under inert conditions is recommended due to its sensitivity to moisture and light.
Methyl 2-Fluoro-4-iodobenzoate structure
204257-72-7 structure
Product Name:Methyl 2-Fluoro-4-iodobenzoate
CAS No:204257-72-7
MF:C8H6FIO2
MW:280.034918308258
MDL:MFCD11846098
CID:1397593
PubChem ID:22568800
Update Time:2025-10-28

Methyl 2-Fluoro-4-iodobenzoate Chemical and Physical Properties

Names and Identifiers

    • Methyl 2-fluoro-4-iodobenzoate
    • methyl-2-fluoro-4-iodo-benzoate
    • methyl-2-fluoro-4-iodo benzoate
    • 2-Fluoro-4-iodobenzoic acid methyl ester
    • KB-78528
    • SureCN5734786
    • Benzoic acid, 2-fluoro-4-iodo-, methyl ester
    • Methyl 2-fluoro-4-iodo-benzoate
    • STL556534
    • BBL102728
    • CM12732
    • AK174064
    • AKOS017343580
    • CS-0136617
    • EN300-7407770
    • 204257-72-7
    • methyl 2-fluoro-4-iodobenzoate;2-fluoro-4-iodobenzoic acid methyl ester;
    • SCHHLHKOJRWALP-UHFFFAOYSA-N
    • MFCD11846098
    • Methyl2-Fluoro-4-iodobenzoate
    • DS-8578
    • AU-004/43508362
    • DTXSID00626567
    • Z1269165900
    • DA-43315
    • SCHEMBL5734786
    • SY104430
    • Methyl 2-Fluoro-4-iodobenzoate
    • MDL: MFCD11846098
    • Inchi: 1S/C8H6FIO2/c1-12-8(11)6-3-2-5(10)4-7(6)9/h2-4H,1H3
    • InChI Key: SCHHLHKOJRWALP-UHFFFAOYSA-N
    • SMILES: IC1C=CC(C(=O)OC)=C(C=1)F

Computed Properties

  • Exact Mass: 279.94000
  • Monoisotopic Mass: 279.93966g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 3
  • Heavy Atom Count: 12
  • Rotatable Bond Count: 2
  • Complexity: 174
  • 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: 2.5
  • Topological Polar Surface Area: 26.3

Experimental Properties

  • Density: 1.823±0.06 g/cm3 (20 oC 760 Torr),
  • Boiling Point: 284.1±30.0 oC (760 Torr),
  • Flash Point: 125.6±24.6 oC,
  • Solubility: Very slightly soluble (0.19 g/l) (25 o C),
  • PSA: 26.30000
  • LogP: 2.21690

Methyl 2-Fluoro-4-iodobenzoate Customs Data

  • HS CODE:2916399090
  • Customs Data:

    China Customs Code:

    2916399090

    Overview:

    2916399090 Other aromatic monocarboxylic acids. VAT:17.0% Tax refund rate:9.0% Regulatory conditions:nothing MFN tariff:6.5% general tariff:30.0%

    Declaration elements:

    Product Name, component content, use to, Acrylic acid\Acrylates or esters shall be packaged clearly

    Summary:

    2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

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Methyl 2-Fluoro-4-iodobenzoate Production Method

Additional information on Methyl 2-Fluoro-4-iodobenzoate

Methyl 2-Fluoro-4-iodobenzoate (CAS No. 204257-72-7): A Key Intermediate in Modern Pharmaceutical Synthesis

Methyl 2-Fluoro-4-iodobenzoate, identified by its CAS number 204257-72-7, is a versatile and highly valuable intermediate in the realm of pharmaceutical synthesis. This compound, characterized by its fluoro and iodo substituents, has garnered significant attention in recent years due to its utility in the development of novel therapeutic agents. The strategic placement of the fluoro group at the 2-position and the iodo group at the 4-position of the benzoate core imparts unique reactivity and pharmacological properties, making it a cornerstone in synthetic organic chemistry and medicinal chemistry.

The significance of Methyl 2-Fluoro-4-iodobenzoate lies in its role as a building block for more complex molecules. The presence of both electronegative substituents enhances its compatibility with various functionalization strategies, enabling chemists to design intricate scaffolds for drug candidates. In particular, the iodo group serves as an excellent handle for cross-coupling reactions, such as Suzuki-Miyaura and Stille couplings, which are pivotal in constructing biaryl structures prevalent in many pharmacologically active compounds.

Recent advancements in pharmaceutical research have highlighted the importance of fluorinated aromatic compounds. The introduction of a fluoro group into a molecule can significantly alter its metabolic stability, binding affinity, and overall pharmacokinetic profile. For instance, fluoro-substituted benzoates have been shown to exhibit enhanced bioavailability and reduced susceptibility to degradation by metabolic enzymes. This has led to their incorporation into a wide range of drug candidates targeting various therapeutic areas, including oncology, central nervous system disorders, and infectious diseases.

In the context of oncology research, Methyl 2-Fluoro-4-iodobenzoate has been utilized in the synthesis of kinase inhibitors and other anti-cancer agents. The combination of the fluoro and iodo groups provides a scaffold that can be readily modified to interact with specific targets on cancer cells. For example, researchers have leveraged these groups to develop molecules that inhibit tyrosine kinases, which are overexpressed in many cancer types. The ability to perform site-selective functionalization makes this compound an indispensable tool in the chemist's arsenal.

The use of Methyl 2-Fluoro-4-iodobenzoate extends beyond oncology into other therapeutic domains. In central nervous system (CNS) drug discovery, fluorinated benzoates have been explored for their potential to cross the blood-brain barrier more effectively than their non-fluorinated counterparts. This property is crucial for developing treatments for neurodegenerative diseases such as Alzheimer's and Parkinson's. Additionally, the compound's reactivity allows for the synthesis of ligands that interact with neurotransmitter receptors, offering new avenues for therapeutic intervention.

Infectious disease research has also benefited from the versatility of Methyl 2-Fluoro-4-iodobenzoate. The introduction of fluorine atoms can improve the antimicrobial properties of a molecule by enhancing its binding affinity to bacterial enzymes or viral proteins. For instance, fluoro-substituted benzoates have been investigated as potential inhibitors of bacterial DNA gyrase and topoisomerase IV, which are essential for bacterial replication. By modifying this intermediate, researchers can fine-tune the pharmacological profile of their drug candidates to achieve greater efficacy against pathogens.

The synthetic methodologies employed in the preparation of Methyl 2-Fluoro-4-iodobenzoate are equally noteworthy. Traditional approaches often involve halogenation reactions followed by esterification to introduce the carboxylate functionality. However, modern synthetic strategies have focused on optimizing these processes to enhance yield and purity while minimizing waste. Catalytic methods, such as transition metal-catalyzed halogenations and cross-coupling reactions, have been particularly effective in achieving these goals. These advancements not only improve efficiency but also align with green chemistry principles by reducing hazardous byproducts.

The future prospects for Methyl 2-Fluoro-4-iodobenzoate are promising, given its broad applicability across multiple therapeutic areas. As research continues to uncover new biological targets and mechanisms, the demand for sophisticated intermediates like this one is expected to grow. Collaborative efforts between synthetic chemists and biologists will be crucial in harnessing its full potential. By leveraging cutting-edge synthetic techniques and computational modeling, scientists can accelerate the discovery and development of novel therapeutics that address unmet medical needs.

In conclusion, Methyl 2-Fluoro-4-iodobenzoate(CAS No. 204257-72-7) represents a critical component in modern pharmaceutical synthesis. Its unique structural features and reactivity make it an invaluable tool for designing innovative drug candidates across various therapeutic domains. As our understanding of disease mechanisms evolves and new synthetic methodologies emerge, this compound will undoubtedly continue to play a pivotal role in advancing medicinal chemistry and improving patient outcomes.

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