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2-(1,3-Dioxan-2-yl)ethyltriphenylphosphonium bromide

2-(1,3-二氧己环-2-基)乙基三苯基溴化膦

Also known as: 2-(1,3-Dioxan-2-yl)ethyltriphenylphosphonium bromide, [2-(1,3-Dioxan-2-yl)ethyl]triphenylphosphonium bromide, 2-(1,3-Dioxan-2-yl)ethyl triphenylphosphonium bromide, Phosphonium, [2-(1,3-dioxan-2-yl)ethyl]triphenyl-, bromide (1:1), DIOXANETHYLTRIPHENYLPHOSPHONIUM BROMIDE, Wittig reagent, MFCD00012000, EINECS 274-189-5

2-(1,3-Dioxan-2-yl)ethyltriphenylphosphonium bromide (CAS 69891-92-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C24H26BrO2P and a molecular weight of 457.340 g/mol. It is also known as [2-(1,3-Dioxan-2-yl)ethyl]triphenylphosphonium bromide, 2-(1,3-Dioxan-2-yl)ethyl triphenylphosphonium bromide and Phosphonium, [2-(1,3-dioxan-2-yl)ethyl]triphenyl-, bromide (1:1). Key property: a melting point of 193-195 °C(lit.). GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
69891-92-5
Jingsj CID
J-46710-8
Molecular Formula
C24H26BrO2P
Chinese Name
2-(1,3-二氧己环-2-基)乙基三苯基溴化膦
Molecular Weight
457.340 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point193-195 °C(lit.)

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2-(1,3-Dioxan-2-yl)ethyltriphenylphosphonium bromide?

The CAS number of 2-(1,3-Dioxan-2-yl)ethyltriphenylphosphonium bromide is 69891-92-5.

What are the molecular formula and molecular weight of 2-(1,3-Dioxan-2-yl)ethyltriphenylphosphonium bromide?

2-(1,3-Dioxan-2-yl)ethyltriphenylphosphonium bromide has molecular formula C24H26BrO2P and molecular weight 457.340 g/mol.

Is 2-(1,3-Dioxan-2-yl)ethyltriphenylphosphonium bromide hazardous?

2-(1,3-Dioxan-2-yl)ethyltriphenylphosphonium bromide has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "2-(1,3-Dioxan-2-yl)ethyltriphenylphosphonium bromide (CAS 69891-92-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-46710-8 (accessed 2026-10-23).

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