Cas no 445303-67-3 (3-Fluoro-4-(trifluoromethyl)phenylboronic acid pinacol ester)

3-Fluoro-4-(trifluoromethyl)phenylboronic acid pinacol ester is a high-purity boronic ester derivative commonly employed in Suzuki-Miyaura cross-coupling reactions. Its electron-withdrawing fluorine and trifluoromethyl substituents enhance reactivity, making it particularly useful in the synthesis of complex fluorinated aromatic compounds. The pinacol ester group improves stability, facilitating handling and storage compared to free boronic acids. This compound is valuable in pharmaceutical and agrochemical research, where fluorinated motifs are often critical for bioactivity. Its compatibility with a wide range of reaction conditions and substrates ensures versatility in organic synthesis. Typical applications include the construction of biaryl systems and functionalized aromatic scaffolds.
3-Fluoro-4-(trifluoromethyl)phenylboronic acid pinacol ester structure
445303-67-3 structure
Product Name:3-Fluoro-4-(trifluoromethyl)phenylboronic acid pinacol ester
CAS No:445303-67-3
MF:C13H15BF4O2
MW:290.061618089676
MDL:MFCD09878544
CID:857393
PubChem ID:46739054
Update Time:2025-05-21

3-Fluoro-4-(trifluoromethyl)phenylboronic acid pinacol ester Chemical and Physical Properties

Names and Identifiers

    • 3-FLUORO-4-(TRIFLUOROMETHYL)PHENYLBORONIC ACID PINACOL ESTER
    • 2-(3-Fluoro-4-(trifluoromethyl)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
    • 1,3,2-Dioxaborolane, 2-[3-fluoro-4-(trifluoromethyl)phenyl]-4,4,5,5-tetramethyl-
    • 2-[3-fluoro-4-(trifluoromethyl)phenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
    • 3-Fluoro-4-(trifluoromethyl)phenylboronic acid, pinacol ester
    • MFCD09878544
    • 445303-67-3
    • AKOS015999773
    • DTXSID10674690
    • CS-0101283
    • EN300-1425775
    • AS-37297
    • AB53955
    • 2-(3-Fluoro-4-(trifluoromethyl)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxa-borolane
    • SCHEMBL321493
    • 3-Fluoro-4-(trifluoromethyl)phenylboronic acid pinacol ester
    • MDL: MFCD09878544
    • Inchi: 1S/C13H15BF4O2/c1-11(2)12(3,4)20-14(19-11)8-5-6-9(10(15)7-8)13(16,17)18/h5-7H,1-4H3
    • InChI Key: FPCSARGPMNDYAO-UHFFFAOYSA-N
    • SMILES: FC1=C(C(F)(F)F)C=CC(B2OC(C)(C)C(C)(C)O2)=C1

Computed Properties

  • Exact Mass: 290.11000
  • Monoisotopic Mass: 290.1101225g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 2
  • Heavy Atom Count: 20
  • Rotatable Bond Count: 2
  • Complexity: 354
  • 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: 18.5?2

Experimental Properties

  • PSA: 18.46000
  • LogP: 3.14370

3-Fluoro-4-(trifluoromethyl)phenylboronic acid pinacol ester Customs Data

  • HS CODE:2934999090
  • Customs Data:

    China Customs Code:

    2934999090

    Overview:

    2934999090. Other heterocyclic compounds. 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

    Summary:

    2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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3-Fluoro-4-(trifluoromethyl)phenylboronic acid pinacol ester Production Method

Additional information on 3-Fluoro-4-(trifluoromethyl)phenylboronic acid pinacol ester

3-Fluoro-4-(trifluoromethyl)phenylboronic Acid Pinacol Ester: A Comprehensive Overview

The compound with CAS No. 445303-67-3, commonly referred to as 3-Fluoro-4-(trifluoromethyl)phenylboronic acid pinacol ester, is a highly specialized boronic acid derivative that has garnered significant attention in the fields of organic synthesis, materials science, and drug discovery. This compound is particularly valued for its unique structural features and its role in enabling advanced chemical transformations. In this article, we will delve into the properties, applications, and recent advancements associated with this compound.

Boronic acids and their derivatives, such as the pinacol ester form of this compound, are widely recognized for their versatility in cross-coupling reactions. The pinacol ester form is particularly advantageous due to its stability and ease of handling compared to other boronic acid derivatives. The presence of a fluorine atom at the 3-position and a trifluoromethyl group at the 4-position on the phenyl ring introduces unique electronic and steric properties to the molecule. These features make it an ideal substrate for various catalytic reactions, including Suzuki-Miyaura couplings, which are pivotal in the construction of complex aromatic systems.

Recent studies have highlighted the importance of 3-Fluoro-4-(trifluoromethyl)phenylboronic acid pinacol ester in the development of advanced materials. For instance, researchers have utilized this compound as a building block for synthesizing novel π-conjugated materials with enhanced electronic properties. These materials hold promise for applications in organic electronics, such as flexible displays and photovoltaic devices. The ability of this compound to participate in highly efficient cross-coupling reactions has been instrumental in achieving these advancements.

In the realm of drug discovery, this compound has been employed as a key intermediate in the synthesis of bioactive molecules. Its ability to undergo precise functionalization enables chemists to design compounds with specific pharmacokinetic profiles. For example, studies have demonstrated that derivatives of this compound can exhibit potent inhibitory activity against certain enzymes implicated in neurodegenerative diseases. This underscores its potential role in developing innovative therapeutic agents.

The synthesis of 3-Fluoro-4-(trifluoromethyl)phenylboronic acid pinacol ester typically involves multi-step processes that require meticulous control over reaction conditions. Recent advancements in catalytic methods have significantly improved the efficiency and scalability of its production. For instance, the use of palladium catalysts with enhanced activity has allowed for higher yields and shorter reaction times, making this compound more accessible for large-scale applications.

From an environmental standpoint, researchers have also explored the green chemistry aspects of this compound's synthesis and applications. Efforts have been made to minimize waste generation and reduce energy consumption during its production. These initiatives align with global sustainability goals and highlight the compound's potential for eco-friendly chemical processes.

In conclusion, 3-Fluoro-4-(trifluoromethyl)phenylboronic acid pinacol ester (CAS No. 445303-67-3) stands as a testament to the remarkable progress in modern organic chemistry. Its unique properties, coupled with recent research breakthroughs, position it as a critical tool in advancing various scientific disciplines. As ongoing studies continue to uncover new applications and optimize its synthesis, this compound is poised to play an even more significant role in shaping future innovations across multiple industries.

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