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Atomfair (4-Ethoxy-2,3-difluorophenyl)boronic acid C8H9BF2O3 CAS 212386-71-5

(4-Ethoxy-2,3-difluorophenyl)boronic acid (CAS No. 212386-71-5) is a high-purity boronic acid derivative with the molecular formula C8H9BF2O3. This compound features an ethoxy group and two fluorine atoms on the phenyl ring, making it a versatile intermediate for Suzuki-Miyaura cross-coupling reactions and other palladium-catalyzed transformations. Its boronic acid moiety enables selective formation of carbon-carbon bonds, essential in pharmaceutical, agrochemical, and materials science research. The product is supplied as a white to off-white crystalline powder with ≥95% purity (HPLC), ensuring optimal performance in synthetic applications. Store under inert conditions at 2-8°C to maintain stability.

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Description

(4-Ethoxy-2,3-difluorophenyl)boronic acid (CAS No. 212386-71-5) is a high-purity boronic acid derivative with the molecular formula C8H9BF2O3. This compound features an ethoxy group and two fluorine atoms on the phenyl ring, making it a versatile intermediate for Suzuki-Miyaura cross-coupling reactions and other palladium-catalyzed transformations. Its boronic acid moiety enables selective formation of carbon-carbon bonds, essential in pharmaceutical, agrochemical, and materials science research. The product is supplied as a white to off-white crystalline powder with ≥95% purity (HPLC), ensuring optimal performance in synthetic applications. Store under inert conditions at 2-8°C to maintain stability.

Properties

  • CAS Number: 212386-71-5
  • Complexity: 182
  • IUPAC Name: (4-ethoxy-2,3-difluoro-phenyl)boronic acid
  • InChI: InChI=1S/C8H9BF2O3/c1-2-14-6-4-3-5(9(12)13)7(10)8(6)11/h3-4,12-13H,2H2,1H3
  • InChI Key: OBKSFBWOZSQGGC-UHFFFAOYSA-N
  • Exact Mass: 202.0612806
  • Molecular Formula: C8H9BF2O3
  • Molecular Weight: 201.97
  • SMILES: B(C1=C(C(=C(C=C1)OCC)F)F)(O)O
  • Topological: 49.7
  • Monoisotopic Mass: 202.0612806
  • Synonyms: 212386-71-5, 2,3-DIFLUORO-4-ETHOXYPHENYLBORONIC ACID, (4-Ethoxy-2,3-difluorophenyl)boronic acid, 2,3-Difluoro-4-Ethoxybenzeneboronic Acid, 4-ethoxy-2,3-difluorophenylboronic acid, MFCD09258743, Boronic acid, (4-ethoxy-2,3-difluorophenyl)-, (4-Ethoxy-2,3-difluoro-phenyl)boronic acid, SCHEMBL425604, DTXSID80568810, BCP01305, SBB071152, AKOS015854230, (4-Ethoxy-2,3-difluorophenyl)boronicacid, 4-Ethoxy-2,3-difluorobenzeneboronic Acid, DS-13608, SY032189, DB-027544, CS-0151521, E1192, 2,3-Difluoro-4-ethoxyphenylboronic acid(contains varying amounts of Anhydride), 4-Ethoxy-2,3-difluorophenylboronic Acid (contains varying amounts of Anhydride)

Application

(4-Ethoxy-2,3-difluorophenyl)boronic acid is widely used as a key building block in Suzuki-Miyaura cross-coupling reactions for the synthesis of biaryl compounds. Its electron-withdrawing fluorine substituents enhance reactivity in palladium-catalyzed transformations, making it valuable for pharmaceutical intermediates. The compound is also employed in materials science for constructing fluorinated organic frameworks with tailored electronic properties.

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Disclaimer

Intended Use & Restrictions

This product is sold exclusively for laboratory research, analytical testing, or non-commercial purposes.

  • Strictly prohibited: Resale, repackaging, or formulation into commercial products.
  • Not approved for human/animal use, diagnostics, or manufacturing (including pharmaceuticals, agrochemicals, or consumer goods).

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