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Atomfair Potassium tetrakis(pentafluorophenyl)borate K[B(C6F5)4] C24BF20K CAS 89171-23-3

Potassium tetrakis(pentafluorophenyl)borate (CAS No. 89171-23-3) is a highly specialized organoboron compound with the molecular formula C24BF20K. This fluorinated borate salt is widely recognized for its role as a weakly coordinating anion, making it invaluable in catalysis, polymerization, and electrochemical applications. Its unique structure, featuring four electron-withdrawing pentafluorophenyl groups, enhances solubility in non-polar solvents and stabilizes reactive cationic intermediates. With a purity grade suitable for research and industrial use, this compound is rigorously tested to meet stringent quality standards. Ideal for advanced synthetic chemistry, it is available in various quantities to accommodate both laboratory-scale experiments and large-scale production needs.

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Description

Potassium tetrakis(pentafluorophenyl)borate (CAS No. 89171-23-3) is a highly specialized organoboron compound with the molecular formula C24BF20K. This fluorinated borate salt is widely recognized for its role as a weakly coordinating anion, making it invaluable in catalysis, polymerization, and electrochemical applications. Its unique structure, featuring four electron-withdrawing pentafluorophenyl groups, enhances solubility in non-polar solvents and stabilizes reactive cationic intermediates. With a purity grade suitable for research and industrial use, this compound is rigorously tested to meet stringent quality standards. Ideal for advanced synthetic chemistry, it is available in various quantities to accommodate both laboratory-scale experiments and large-scale production needs.

Properties

  • CAS Number: 89171-23-3
  • Complexity: 815
  • IUPAC Name: potassium;tetrakis(2,3,4,5,6-pentafluorophenyl)boranuide
  • InChI: InChI=1S/C24BF20.K/c26-5-1(6(27)14(35)21(42)13(5)34)25(2-7(28)15(36)22(43)16(37)8(2)29,3-9(30)17(38)23(44)18(39)10(3)31)4-11(32)19(40)24(45)20(41)12(4)33;/q-1;+1
  • InChI Key: GYBHRIJOPWTIKA-UHFFFAOYSA-N
  • Exact Mass: 717.9410749
  • Molecular Formula: C24BF20K
  • Molecular Weight: 718.1
  • SMILES: [B-](C1=C(C(=C(C(=C1F)F)F)F)F)(C2=C(C(=C(C(=C2F)F)F)F)F)(C3=C(C(=C(C(=C3F)F)F)F)F)C4=C(C(=C(C(=C4F)F)F)F)F.[K+]
  • Monoisotopic Mass: 717.9410749
  • Synonyms: potassium tetrakis(pentafluorophenyl)borate, 89171-23-3, 438-590-0, Potassium tetrakis(perfluorophenyl)borate, potassium;tetrakis(2,3,4,5,6-pentafluorophenyl)boranuide, MFCD06797410, SCHEMBL134248, GYBHRIJOPWTIKA-UHFFFAOYSA-N, DTXSID201335165, AKOS037621582, potassium tetrakis(pentafluorophe-nyl)borate, CS-0157959, Tetrakis-(pentafluorophenyl)-potassium borate, E76344

Application

Potassium tetrakis(pentafluorophenyl)borate is primarily used as a co-catalyst in olefin polymerization, where it enhances the activity of metallocene catalysts. It also serves as a stabilizing agent for highly reactive cations in organic synthesis and electrochemical systems. Researchers utilize this compound in the development of ionic liquids and as a key component in specialty battery electrolytes. Its weakly coordinating nature makes it suitable for applications requiring non-interfering anions.

Safety and Hazards

GHS Hazard Statements

  • H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
  • H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
  • H335 (100%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
  • H413 (100%): May cause long lasting harmful effects to aquatic life [Hazardous to the aquatic environment, long-term hazard]

Precautionary Statements

  • P261, P264, P264+P265, P271, P273, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

  • Skin Irrit. 2 (100%)
  • Eye Irrit. 2 (100%)
  • STOT SE 3 (100%)
  • Aquatic Chronic 4 (100%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.

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).

Patent & Regulatory Compliance

Certain molecules may be protected by active patents or regulatory restrictions.

  • Buyers must independently verify patent status (e.g., via USPTO/EPO/CNIPA) and comply with local laws.
  • Atomfair LLC does not provide legal assurances regarding patent non-infringement or jurisdictional compliance.

Liability Release

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  • Use this product only as permitted by law.
  • Indemnify Atomfair LLC against all claims arising from misuse, patent infringement, or regulatory violations.

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