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2,5-Dichloroquinoxaline

Also known as: 2,5-Dichlor-chinoxalin, 2,5-dichloro-quinoxaline, Quinoxaline, 2,5-dichloro-

2,5-Dichloroquinoxaline (CAS 55687-05-3) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C8H4Cl2N2 and a molecular weight of 199.03700 g/mol. Key properties include a boiling point of 290.45ºC at 760 mmHg, a density of 1.487g/cm3 and a flash point of 157.098ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
55687-05-3
Jingsj CID
J-1558648-8
Molecular Formula
C8H4Cl2N2
Molecular Weight
199.03700 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point290.45ºC at 760 mmHg
Density1.487g/cm3
Flash Point157.098ºC
Exact Mass197.97500
PSA25.78000
LogP2.93660
Refractive Index1.671

Customs & Trade Information

HS Code2933990090
Summary2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 2,5-Dichloroquinoxaline?

The CAS number of 2,5-Dichloroquinoxaline is 55687-05-3.

What are the molecular formula and molecular weight of 2,5-Dichloroquinoxaline?

2,5-Dichloroquinoxaline has molecular formula C8H4Cl2N2 and molecular weight 199.03700 g/mol.

What are the upstream and downstream products of 2,5-Dichloroquinoxaline?

For 2,5-Dichloroquinoxaline, Upstream Products: 2-Chloro-6-nitroaniline, 1,2-Diamino-3-chlorobenzene, 5-Chloro-2-quinoxalinol.

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

Last updated:

How to cite: Jingsj. "2,5-Dichloroquinoxaline (CAS 55687-05-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1558648-8 (accessed 2026-11-09).

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