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Tetraphenylcyclopentadienone

Also known as: 2,3,4,5-Tetraphenyl-2,4-cyclopentadien-1-one, 2,3,4,5-Tetraphenylcyclopenta-2,4-diene-1-one, 2,3,4,5-tetraphenylcyclopenta-2,4-dien-1-one, Tetracyclone, Cyclone, 2,4-Cyclopentadien-1-one, 2,3,4,5-tetraphenyl-, NSC 2060, NSC 220314, NSC 243761

Tetraphenylcyclopentadienone (CAS 479-33-4) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C29H20O and a molecular weight of 384.46900 g/mol. Key properties include a melting point of 217-220 °C(lit.), a boiling point of 617.1ºC at 760 mmHg, a density of 1.199 g/cm3 and a flash point of 269ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
479-33-4
Jingsj CID
J-22234-3
Molecular Formula
C29H20O
Molecular Weight
384.46900 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point217-220 °C(lit.)
Boiling Point617.1ºC at 760 mmHg
Density1.199 g/cm3
Flash Point269ºC
Exact Mass384.15100
PSA17.07000
LogP6.79110
Vapor Pressure3.68E-15mmHg at 25°C
Refractive Index1.673

Frequently Asked Questions

What is the CAS number of Tetraphenylcyclopentadienone?

The CAS number of Tetraphenylcyclopentadienone is 479-33-4.

What are the molecular formula and molecular weight of Tetraphenylcyclopentadienone?

Tetraphenylcyclopentadienone has molecular formula C29H20O and molecular weight 384.46900 g/mol.

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

Last updated:

How to cite: Jingsj. "Tetraphenylcyclopentadienone (CAS 479-33-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-22234-3 (accessed 2026-11-07).

Data for reference only; verify product details with suppliers before purchase.