Description

Tris(pentafluorophenyl)borane (CAS No. 1109-15-5) is a highly specialized organoboron compound with the molecular formula C₁₈BF₁₅. This electron-deficient Lewis acid is widely recognized for its exceptional reactivity and stability under demanding conditions. The compound features three pentafluorophenyl groups bonded to a central boron atom, resulting in a highly electrophilic character ideal for catalytic applications. With a purity grade suitable for advanced research, our Tris(pentafluorophenyl)borane is rigorously tested to ensure consistency in synthetic and polymerization processes. It is supplied as a crystalline solid with optimal handling instructions for air-sensitive materials.

Key Features:

• High-purity reagent for synthetic chemistry
• Exceptional Lewis acidity for catalysis
• Air-sensitive – requires inert atmosphere handling
• Compatible with olefin polymerization and hydrofunctionalization
• Stable under anhydrous conditions

Properties

• CAS Number: 1109-15-5
• Complexity: 566
• IUPAC Name: tris(2,3,4,5,6-pentafluorophenyl)borane
• InChI: InChI=1S/C18BF15/c20-4-1(5(21)11(27)16(32)10(4)26)19(2-6(22)12(28)17(33)13(29)7(2)23)3-8(24)14(30)18(34)15(31)9(3)25
• InChI Key: OBAJXDYVZBHCGT-UHFFFAOYSA-N
• Exact Mass: 511.9853526
• Molecular Formula: C18BF15
• Molecular Weight: 512.0
• 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
• Monoisotopic Mass: 511.9853526
• Synonyms: Tris(pentafluorophenyl)borane, 1109-15-5, TRIS(PENTAFLUOROPHENYL)BORON, Tris(2,3,4,5,6-pentafluorophenyl)borane, Perfluorotriphenylboron, UNII-I3WU5E2578, I3WU5E2578, Borane, tris(2,3,4,5,6-pentafluorophenyl)-, DTXSID6074594, BF-15, ORANE, TRIS(2,3,4,5,6-PENTAFLUOROPHENYL)-, TRIS(2,3,4,5,6-PENTAFLUOROPHENYL)BORANE [MI], DTXCID4033182, TPB TRIS(PENTAFLUOROPHENYL) BORANE, 414-000-7, 601-014-5, Tris(perfluorophenyl)borane, MFCD00269813, TRIS (PENTAFLUORO) PHENYL BORANE, 135072-62-7, B(C6F5)3, Borane, tris(pentafluorophenyl)-, C18BF15, tri(pentafluorophenyl)borane, SCHEMBL56560, YSWG290, tris(pentafluorophenyl) borane, tris(pentafluorophenyl)-borane, tris (pentafluorophenyl) borane, (C6F5)3B, Tris(pentafluorophenyl)borane, 95%, Tris(pentafluorophenyl)borane, 97%, AKOS005063333, CS-W008525, FT73249, GS-3632, HY-W008525, AC-30156, SY011213, DB-001436, T2313, Tris(2,3,4,5,6-pentafluorophenyl)borane #, A802267, tris[2,3,4,5,6-pentakis(fluoranyl)phenyl]borane, Q3562143, Tri-(2,3,4,5,6-pentafluor-phenyl)-borane (perfluortriphenylborane)

Application

Tris(pentafluorophenyl)borane serves as a powerful catalyst in metallocene-mediated olefin polymerization, enabling precise control over polymer microstructure. It is employed in stoichiometric and catalytic hydrofunctionalization reactions of unsaturated hydrocarbons. The compound also acts as a co-catalyst in Ziegler-Natta systems and finds use in frustrated Lewis pair chemistry for small molecule activation (e.g., H₂, CO₂).

Safety and Hazards

GHS Hazard Statements

• H301 (10.4%): Toxic if swallowed [Danger Acute toxicity, oral]
• H315 (97.9%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (97.9%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H335 (95.8%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

• P261, P264, P264+P265, P270, P271, P280, P301+P316, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

• Acute Tox. 3 (96.8%)
• Skin Irrit. 2 (100%)
• Eye Irrit. 2 (100%)
• STOT SE 3 (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.