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2,3-dichloro-1,4-naphthoquinone

Also known as: Dichlone, Sanquinon, U.S. Rubber 604, USR 604, Uniroyal, 2,3-dichloro-1,4-naphthalenedione, 2,3-dichloronaphthalene-1,4-dione

2,3-dichloro-1,4-naphthoquinone (CAS 117-80-6) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C10H4Cl2O2 and a molecular weight of 227.044 g/mol. Key properties include a melting point of 194-197 °C(lit.), a boiling point of 304.0±42.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 127.5±28.5 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
117-80-6
Jingsj CID
J-4253-4
Molecular Formula
C10H4Cl2O2
Molecular Weight
227.044 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point194-197 °C(lit.)
Boiling Point304.0±42.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point127.5±28.5 °C
Exact Mass225.958832
PSA34.14000
LogP2.35
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.634
Additional Property0.008 g/L

GHS Safety & Compliance

Irritant / Environmental HazardSignal word: Warning
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H410 — Very toxic to aquatic life with long lasting effects

Customs & Trade Information

HS Code2914700012
Summary2914700012 2,3-dichloronaphthalene-1,4-dione。supervision conditions:s(import or export registration certificate for pesticides)。VAT:17.0%。tax rebate rate:0.0%。MFN tarrif:5.5%。general tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2,3-dichloro-1,4-naphthoquinone?

The CAS number of 2,3-dichloro-1,4-naphthoquinone is 117-80-6.

What are the molecular formula and molecular weight of 2,3-dichloro-1,4-naphthoquinone?

2,3-dichloro-1,4-naphthoquinone has molecular formula C10H4Cl2O2 and molecular weight 227.044 g/mol.

Is 2,3-dichloro-1,4-naphthoquinone hazardous?

2,3-dichloro-1,4-naphthoquinone has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

What are the upstream and downstream products of 2,3-dichloro-1,4-naphthoquinone?

For 2,3-dichloro-1,4-naphthoquinone, Upstream Products: 1,4-Naphthoquinone, 2-Chloro-1,4-naphthoquinone, 1,4-Dihydroxynaphthalene; Downstream Products: 4-Dimethylaminobenzaldehyde, Benzaldehyde.

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

Last updated:

How to cite: Jingsj. "2,3-dichloro-1,4-naphthoquinone (CAS 117-80-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4253-4 (accessed 2026-11-06).

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