1,8-Dichloroanthraquinone

Also known as: 1,8-Dichloro-9,10-anthraquinone, 9,10-Anthracenedione, 1,8-dichloro-, 1,8-Dichloranthrachinon, 1,8-Dichloroanthracene-9,10-dione, 1,8-dichloro-10-anthracenedione

1,8-Dichloroanthraquinone (CAS 82-43-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C14H6Cl2O2 and a molecular weight of 277.10 g/mol. Key properties include a melting point of 201.5-203 °C(lit.), a boiling point of 455.2±45.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 191.7±29.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 82-43-9
Jingsj CID: J-14664-5
Molecular Formula: C₁₄H₆Cl₂O₂
Molecular Weight: 277.10 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	201.5-203 °C(lit.)
Boiling Point	455.2±45.0 °C at 760 mmHg
Density	1.5±0.1 g/cm3
Flash Point	191.7±29.3 °C
Exact Mass	275.974487
PSA	34.14000
LogP	4.57
Vapor Pressure	0.0±1.1 mmHg at 25°C
Refractive Index	1.671

Activity & Biological Data

Additional Information	[1]. Anderson, Albert Gordon, et al. Anthraquinones as inhibitors of sulfide production by sulfate-reducing bacteria. Patent. WO9115954. 1991-10-31.

Customs & Trade Information

HS Code	2914700090
Summary	HS: 2914700090 halogenated, sulphonated, nitrated or nitrosated derivatives of ketones and quinones, whether or not with other oxygen function Tax rebate rate:9.0% Supervision conditions:none VAT:17.0% MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1,8-Dichloroanthraquinone?

The CAS number of 1,8-Dichloroanthraquinone is 82-43-9.

What are the molecular formula and molecular weight of 1,8-Dichloroanthraquinone?

1,8-Dichloroanthraquinone has molecular formula C14H6Cl2O2 and molecular weight 277.10 g/mol.

What are the upstream and downstream products of 1,8-Dichloroanthraquinone?

For 1,8-Dichloroanthraquinone, Upstream Products: 1-Chloroanthraquinone, 2-chloroanthraquinone, Anthraquinone; Downstream Products: 1,4,5,8-Tetrachloroanthraquinone, 1,8-diaminoanthraquinone.

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. "1,8-Dichloroanthraquinone (CAS 82-43-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-14664-5 (accessed 2026-11-09).

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