9,9-Dimethyl-9H-fluorene-2-carboxylic acid
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. 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-25322-5
- Molecular Formula
- C16H14O2
- Molecular Weight
- 238.281 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 196ºC |
|---|---|
| Boiling Point | 419.5±24.0 °C at 760 mmHg |
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 191.7±17.6 °C |
| Exact Mass | 238.099380 |
| PSA | 37.30000 |
| LogP | 4.87 |
| Vapor Pressure | 0.0±1.0 mmHg at 25°C |
| Refractive Index | 1.621 |
Customs & Trade Information
| HS Code | 2916399090 |
|---|---|
| Summary | 2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |
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.
What are the upstream and downstream products of 9,9-Dimethyl-9H-fluorene-2-carboxylic acid?
For 9,9-Dimethyl-9H-fluorene-2-carboxylic acid, Upstream Products: 9,9-Dimethylfluorene, Carbon dioxide, 2-Bromo-9,9-dimethylfluorene.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "9,9-Dimethyl-9H-fluorene-2-carboxylic acid (CAS 28320-62-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-25322-5 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.