Benzyltriphenylphosphonium tetrafluoroborate

苯甲基三苯基磷四氟硼酸酯

Also known as: BENZYLTRIPHENYLPHOSPHONIUM TETRAFLUOROBORATE, Benzyltriphenylphosphonium tetrafluoroborate, Benzyltriphenylphosphonium tetrafluoroborate,97%, triphenyl-(phenylmethyl)phosphonium tetrafluoroborate, benzyl(triphenyl)phosphanium tetrafluoroborate, PC0722

Benzyltriphenylphosphonium tetrafluoroborate (CAS 31240-52-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C25H22BF4P and a molecular weight of 440.22100 g/mol. It is also known as BENZYLTRIPHENYLPHOSPHONIUM TETRAFLUOROBORATE, Benzyltriphenylphosphonium tetrafluoroborate,97% and triphenyl-(phenylmethyl)phosphonium tetrafluoroborate. Key property: a melting point of 203-206ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
31240-52-5
Jingsj CID
J-21383-7
Molecular Formula
C25H22BF4P
Chinese Name
苯甲基三苯基磷四氟硼酸酯
Molecular Weight
440.22100 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point203-206ºC

Frequently Asked Questions

What is the CAS number of Benzyltriphenylphosphonium tetrafluoroborate?

The CAS number of Benzyltriphenylphosphonium tetrafluoroborate is 31240-52-5.

What are the molecular formula and molecular weight of Benzyltriphenylphosphonium tetrafluoroborate?

Benzyltriphenylphosphonium tetrafluoroborate has molecular formula C25H22BF4P and molecular weight 440.22100 g/mol.

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

Last updated:

How to cite: Jingsj. "Benzyltriphenylphosphonium tetrafluoroborate (CAS 31240-52-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-21383-7 (accessed 2026-10-23).

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