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9-Fluorenone-2,7-dicarboxylic acid

Also known as: 2,7-Dicarboxy-9-fluorenone, 9-Oxo-9H-fluorene-2,7-dicarboxylic acid, 9-oxofluorene-2,7-dicarboxylic acid, 9H-Fluorene-2,7-dicarboxylic acid, 9-oxo-, FLUORENONE-2,7-DICARBOXYLIC ACID, 9-Fluorenone-2,7-dicarboxylic acid, tech.

9-Fluorenone-2,7-dicarboxylic acid (CAS 792-26-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C15H8O5 and a molecular weight of 268.22100 g/mol. Key properties include a melting point of 407 °C, a boiling point of 621.3ºC at 760 mmHg, a density of 1.578g/cm3 and a flash point of 343.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
792-26-7
Jingsj CID
J-4937-6
Molecular Formula
C15H8O5
Molecular Weight
268.22100 g/mol
Category
Organic Acids
Last updated
8/21/2026
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Physicochemical Properties

Melting Point407 °C
Boiling Point621.3ºC at 760 mmHg
Density1.578g/cm3
Flash Point343.6ºC
Exact Mass268.03700
PSA91.67000
LogP2.29440
Refractive Index1.729

Customs & Trade Information

HS Code2918300090
Summary2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 9-Fluorenone-2,7-dicarboxylic acid?

The CAS number of 9-Fluorenone-2,7-dicarboxylic acid is 792-26-7.

What are the molecular formula and molecular weight of 9-Fluorenone-2,7-dicarboxylic acid?

9-Fluorenone-2,7-dicarboxylic acid has molecular formula C15H8O5 and molecular weight 268.22100 g/mol.

What are the upstream and downstream products of 9-Fluorenone-2,7-dicarboxylic acid?

For 9-Fluorenone-2,7-dicarboxylic acid, Upstream Products: 2,7-Diacetylfluorene, 9H FLUORENE, acetic acid; Downstream Products: 4,5-Dinitro-9-oxo-9H-fluorene-2,7-dicarboxamide.

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

Last updated:

How to cite: Jingsj. "9-Fluorenone-2,7-dicarboxylic acid (CAS 792-26-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4937-6 (accessed 2026-11-09).

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