2,4-Dibromo-1-nitrobenzene

Also known as: 2,4-Dibromonitrobenzene, 1,3-Dibromo-4-nitrobenzene, Benzene, 2,4-dibromo-1-nitro-

2,4-Dibromo-1-nitrobenzene (CAS 51686-78-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H3Br2NO2 and a molecular weight of 280.901 g/mol. Key properties include a boiling point of 270.4±20.0 °C at 760 mmHg, a density of 2.1±0.1 g/cm3 and a flash point of 117.4±21.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 51686-78-3
Jingsj CID: J-993153-7
Molecular Formula: C₆H₃Br₂NO₂
Molecular Weight: 280.901 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point	270.4±20.0 °C at 760 mmHg
Density	2.1±0.1 g/cm3
Flash Point	117.4±21.8 °C
Exact Mass	278.853027
PSA	45.82000
LogP	3.08
Vapor Pressure	0.0±0.5 mmHg at 25°C
Refractive Index	1.640

Customs & Trade Information

HS Code	2904909090
Summary	HS:2904909090 sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2,4-Dibromo-1-nitrobenzene?

The CAS number of 2,4-Dibromo-1-nitrobenzene is 51686-78-3.

What are the molecular formula and molecular weight of 2,4-Dibromo-1-nitrobenzene?

2,4-Dibromo-1-nitrobenzene has molecular formula C6H3Br2NO2 and molecular weight 280.901 g/mol.

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. "2,4-Dibromo-1-nitrobenzene (CAS 51686-78-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-993153-7 (accessed 2026-11-09).

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