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

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. 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-848884-4
Molecular Formula: C₁₃H₆O₃
Molecular Weight: 210.18500 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	454.6ºC at 760 mmHg
Density	1.478g/cm3
Flash Point	202.5ºC
Exact Mass	210.03200
PSA	51.21000
LogP	1.78790
Refractive Index	1.728

Customs & Trade Information

HS Code	2914399090
Summary	2914399090. other aromatic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

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.

What are the upstream and downstream products of 1H-Phenalene-1,2,3-trione?

For 1H-Phenalene-1,2,3-trione, Upstream Products: 1,8-Naphthalic anhydride, 3-Hydroxy-1H-phenalen-1-one; Downstream Products: Acenaphthoquinone, 2,3-Dioxosuccinic acid.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1H-Phenalene-1,2,3-trione (CAS 5116-63-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-848884-4 (accessed 2026-11-09).

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