[4-(Methoxycarbonyl)benzyl]triphenylphosphonium bromide

(4-甲氧基羰基苄基)三苯基溴化膦

Also known as: 4-Carbomethoxybenzyltriphenylphosphonium bromide, p-Carbomethoxybenzyltriphenylphosphonium bromide, (4-Methoxycarbonylbenzyl)triphenylphosphonium bromide, p-Methoxycarbonylbenzyltriphenylphosphonium bromide, Methyl α-(triphenylphosphonio)-p-toluate bromide, Phosphonium, [[4-(methoxycarbonyl)phenyl]methyl]triphenyl-, bromide (1:1)

[4-(Methoxycarbonyl)benzyl]triphenylphosphonium bromide (CAS 1253-46-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C27H24BrO2P and a molecular weight of 491.35600 g/mol. It is also known as 4-Carbomethoxybenzyltriphenylphosphonium bromide, p-Carbomethoxybenzyltriphenylphosphonium bromide and (4-Methoxycarbonylbenzyl)triphenylphosphonium bromide. Key property: a melting point of 258-260°C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1253-46-9
Jingsj CID
J-4623-5
Molecular Formula
C27H24BrO2P
Chinese Name
(4-甲氧基羰基苄基)三苯基溴化膦
Molecular Weight
491.35600 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point258-260°C

Frequently Asked Questions

What is the CAS number of [4-(Methoxycarbonyl)benzyl]triphenylphosphonium bromide?

The CAS number of [4-(Methoxycarbonyl)benzyl]triphenylphosphonium bromide is 1253-46-9.

What are the molecular formula and molecular weight of [4-(Methoxycarbonyl)benzyl]triphenylphosphonium bromide?

[4-(Methoxycarbonyl)benzyl]triphenylphosphonium bromide has molecular formula C27H24BrO2P and molecular weight 491.35600 g/mol.

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

Last updated:

How to cite: Jingsj. "[4-(Methoxycarbonyl)benzyl]triphenylphosphonium bromide (CAS 1253-46-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4623-5 (accessed 2026-10-22).

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