6,8-dichloro-2-oxo-2H-chromene-3-carboxylic acid
Also known as: 2H-1-Benzopyran-3-carboxylic acid, 6,8-dichloro-2-oxo-, 6,8-dichloro-2-oxochromene-3-carboxylic acid, 6,8-dichlorocoumarin-3-carboxylic acid, 6,8-dichlorocoumarine-3-carboxylic acid, 6,8-dichloro-3-carboxycoumarin, 6,8-dichlorochromon-3-carboxylic acid, 6,8-diClCcaH
6,8-dichloro-2-oxo-2H-chromene-3-carboxylic acid (CAS 2199-86-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H4Cl2O4 and a molecular weight of 259.04200 g/mol. Key properties include a melting point of 198ºC, a boiling point of 460.7ºC at 760mmHg, a density of 1.712g/cm3 and a flash point of 232.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 2199-86-2
- Jingsj CID
- J-1029742-4
- Molecular Formula
- C10H4Cl2O4
- Molecular Weight
- 259.04200 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 198ºC |
|---|---|
| Boiling Point | 460.7ºC at 760mmHg |
| Density | 1.712g/cm3 |
| Flash Point | 232.4ºC |
| Exact Mass | 257.94900 |
| PSA | 67.51000 |
| LogP | 2.79800 |
| Vapor Pressure | 2.77E-09mmHg at 25°C |
| Refractive Index | 1.657 |
Frequently Asked Questions
What is the CAS number of 6,8-dichloro-2-oxo-2H-chromene-3-carboxylic acid?
The CAS number of 6,8-dichloro-2-oxo-2H-chromene-3-carboxylic acid is 2199-86-2.
What are the molecular formula and molecular weight of 6,8-dichloro-2-oxo-2H-chromene-3-carboxylic acid?
6,8-dichloro-2-oxo-2H-chromene-3-carboxylic acid has molecular formula C10H4Cl2O4 and molecular weight 259.04200 g/mol.
What are the upstream and downstream products of 6,8-dichloro-2-oxo-2H-chromene-3-carboxylic acid?
For 6,8-dichloro-2-oxo-2H-chromene-3-carboxylic acid, Upstream Products: Meldrum's acid, 3,5-Dichlorosalicylaldehyde.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "6,8-dichloro-2-oxo-2H-chromene-3-carboxylic acid (CAS 2199-86-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1029742-4 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.