Propyltriphenylphosphonium bromide

丙基三苯基溴化膦

Also known as: Triphenylpropylphosphonium bromide, N-Propyltriphenylphosphonium bromide, (1-Propyl)triphenylphosphonium bromide, Triphenyl-n-propylphosphonium bromide, n-Propyltriphenylphosphonium bromide

Propyltriphenylphosphonium bromide (CAS 15912-75-1) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C21H22BrP and a molecular weight of 385.277 g/mol. It is also known as Triphenylpropylphosphonium bromide, N-Propyltriphenylphosphonium bromide and (1-Propyl)triphenylphosphonium bromide. Key properties include a melting point of 235-238 °C(lit.), a boiling point of 176-180ºC, a density of 0.904 and a flash point of 137 °F. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
15912-75-1
Jingsj CID
J-36251-7
Molecular Formula
C21H22BrP
Chinese Name
丙基三苯基溴化膦
Molecular Weight
385.277 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point235-238 °C(lit.)
Boiling Point176-180ºC
Density0.904
Flash Point137 °F
Exact Mass384.064240
PSA13.59000
LogP1.39450

Customs & Trade Information

HS Code2931900090
Summary2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Propyltriphenylphosphonium bromide?

The CAS number of Propyltriphenylphosphonium bromide is 15912-75-1.

What are the molecular formula and molecular weight of Propyltriphenylphosphonium bromide?

Propyltriphenylphosphonium bromide has molecular formula C21H22BrP and molecular weight 385.277 g/mol.

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

Last updated:

How to cite: Jingsj. "Propyltriphenylphosphonium bromide (CAS 15912-75-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-36251-7 (accessed 2026-10-28).

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