1H-Phenalene-1,2,3-trione

迫萘合環己三酮

Also known as: phenalene-1,2,3-trione, phenalen-1,2,3-trion, 1,2,3-trioxo-2,3-dihydrophenalene, 2,3-dihydro-1H-phenalene-1,2,3-trione, 1.8-mesoxalyl-naphthalin, perinaphthindantrion, peri-naphthindantrione

1H-Phenalene-1,2,3-trione (CAS 5116-63-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C13H6O3 and a molecular weight of 210.18500 g/mol. It is also known as phenalene-1,2,3-trione, phenalen-1,2,3-trion and 1,2,3-trioxo-2,3-dihydrophenalene. Key properties include a boiling point of 454.6ºC at 760 mmHg, a density of 1.478g/cm3 and a flash point of 202.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5116-63-2
Jingsj CID
J-848884-0
Molecular Formula
C13H6O3
Chinese Name
迫萘合環己三酮
Molecular Weight
210.18500 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point454.6ºC at 760 mmHg
Density1.478g/cm3
Flash Point202.5ºC

Frequently Asked Questions

What is the CAS number of 1H-Phenalene-1,2,3-trione?

The CAS number of 1H-Phenalene-1,2,3-trione is 5116-63-2.

What are the molecular formula and molecular weight of 1H-Phenalene-1,2,3-trione?

1H-Phenalene-1,2,3-trione has molecular formula C13H6O3 and molecular weight 210.18500 g/mol.

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

Last updated:

How to cite: Jingsj. "1H-Phenalene-1,2,3-trione (CAS 5116-63-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-848884-0 (accessed 2026-10-22).

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