(4-Chloro-3-oxo-1-buten-1-yl)triphenylphosphonium chloride

(4-氯-3-氧代-1-丁烯-1-基)三苯基氯化鏻

Also known as: Phosphonium, (4-chloro-3-oxo-1-buten-1-yl)triphenyl-, chloride (1:1), (4-Chloro-3-oxobut-1-en-1-yl)triphenylphosphonium chloride

(4-Chloro-3-oxo-1-buten-1-yl)triphenylphosphonium chloride (CAS 78114-46-2) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C21H19Cl2OP and a molecular weight of 389.25500 g/mol. It is also known as Phosphonium, (4-chloro-3-oxo-1-buten-1-yl)triphenyl-, chloride (1:1) and (4-Chloro-3-oxobut-1-en-1-yl)triphenylphosphonium chloride. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 78114-46-2
Jingsj CID: J-1150786-8
Molecular Formula: C₂₁H₁₉Cl₂OP
Chinese Name: (4-氯-3-氧代-1-丁烯-1-基)三苯基氯化鏻
Molecular Weight: 389.25500 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of (4-Chloro-3-oxo-1-buten-1-yl)triphenylphosphonium chloride?

The CAS number of (4-Chloro-3-oxo-1-buten-1-yl)triphenylphosphonium chloride is 78114-46-2.

What are the molecular formula and molecular weight of (4-Chloro-3-oxo-1-buten-1-yl)triphenylphosphonium chloride?

(4-Chloro-3-oxo-1-buten-1-yl)triphenylphosphonium chloride has molecular formula C21H19Cl2OP and molecular weight 389.25500 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "(4-Chloro-3-oxo-1-buten-1-yl)triphenylphosphonium chloride (CAS 78114-46-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1150786-8 (accessed 2026-10-24).

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