9,9-Dimethyl-9H-fluorene-2-carboxylic acid

9,9-二甲基芴-2-甲酸

Also known as: 9,9-Dimethylfluorene-2-carboxylic acid, 9,9-Dimethylfluorene-2-carboxylic Acid, 9,9-Dimethylfluorene-2-carboxylicAcid, 9H-Fluorene-2-carboxylic acid, 9,9-dimethyl-, 9,9-dimethyl-9H-fluorene-3-carboxylic acid

9,9-Dimethyl-9H-fluorene-2-carboxylic acid (CAS 28320-62-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C16H14O2 and a molecular weight of 238.281 g/mol. It is also known as 9,9-Dimethylfluorene-2-carboxylic acid, 9,9-Dimethylfluorene-2-carboxylic Acid and 9,9-Dimethylfluorene-2-carboxylicAcid. Key properties include a melting point of 196ºC, a boiling point of 419.5±24.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 191.7±17.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
28320-62-9
Jingsj CID
J-25322-4
Molecular Formula
C16H14O2
Chinese Name
9,9-二甲基芴-2-甲酸
Molecular Weight
238.281 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point196ºC
Boiling Point419.5±24.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point191.7±17.6 °C

Frequently Asked Questions

What is the CAS number of 9,9-Dimethyl-9H-fluorene-2-carboxylic acid?

The CAS number of 9,9-Dimethyl-9H-fluorene-2-carboxylic acid is 28320-62-9.

What are the molecular formula and molecular weight of 9,9-Dimethyl-9H-fluorene-2-carboxylic acid?

9,9-Dimethyl-9H-fluorene-2-carboxylic acid has molecular formula C16H14O2 and molecular weight 238.281 g/mol.

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

Last updated:

How to cite: Jingsj. "9,9-Dimethyl-9H-fluorene-2-carboxylic acid (CAS 28320-62-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-25322-4 (accessed 2026-10-22).

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