Tri-tert-butylphosphonium tetrafluoroborate

四氟硼酸三叔丁基膦

Also known as: Tri-tert-butylphosphine tetrafluoroborate, Tri-tert-butylphosphonium tetrafluoroborate, Tri-t-butylphosphonium tetrafluoroborate, fluoroboric acid tri-tert-butylphosphine adduct, Tri-tert-butylphosphonium tetrafluoroborate, 97+%, Tri-tert-butylphosphonium tetrafluoroborate, 99%, Tris(2-methyl-2-propanyl)phosphonium tetrafluoroborate

Tri-tert-butylphosphonium tetrafluoroborate (CAS 131274-22-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H27P.BF4.H and a molecular weight of 290.13 g/mol. It is also known as Tri-tert-butylphosphine tetrafluoroborate, Tri-t-butylphosphonium tetrafluoroborate and fluoroboric acid tri-tert-butylphosphine adduct. Key property: a melting point of 261 °C(lit.). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
131274-22-1
Jingsj CID
J-27353-0
Molecular Formula
C12H27PBF4H
Chinese Name
四氟硼酸三叔丁基膦
Molecular Weight
290.13 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point261 °C(lit.)

Frequently Asked Questions

What is the CAS number of Tri-tert-butylphosphonium tetrafluoroborate?

The CAS number of Tri-tert-butylphosphonium tetrafluoroborate is 131274-22-1.

What are the molecular formula and molecular weight of Tri-tert-butylphosphonium tetrafluoroborate?

Tri-tert-butylphosphonium tetrafluoroborate has molecular formula C12H27P.BF4.H and molecular weight 290.13 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Tri-tert-butylphosphonium tetrafluoroborate (CAS 131274-22-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27353-0 (accessed 2026-10-23).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.