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2,4-Dibromo-1H-imidazole

Also known as: 2,4-Dibromoimidazole, 1H-Imidazole, 2,4-dibromo-

2,4-Dibromo-1H-imidazole (CAS 64591-03-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C3H2Br2N2 and a molecular weight of 225.869 g/mol. Key properties include a melting point of 190-192ºC, a boiling point of 339.2±34.0 °C at 760 mmHg, a density of 2.4±0.1 g/cm3 and a flash point of 158.9±25.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
64591-03-3
Jingsj CID
J-1363526-2
Molecular Formula
C3H2Br2N2
Molecular Weight
225.869 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point190-192ºC
Boiling Point339.2±34.0 °C at 760 mmHg
Density2.4±0.1 g/cm3
Flash Point158.9±25.7 °C
Exact Mass223.858459
PSA28.68000
LogP1.61
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.653

Customs & Trade Information

HS Code2933290090
Summary2933290090. other compounds containing an unfused imidazole ring (whether or not hydrogenated) in the structure. 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 2,4-Dibromo-1H-imidazole?

The CAS number of 2,4-Dibromo-1H-imidazole is 64591-03-3.

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

2,4-Dibromo-1H-imidazole has molecular formula C3H2Br2N2 and molecular weight 225.869 g/mol.

What are the upstream and downstream products of 2,4-Dibromo-1H-imidazole?

For 2,4-Dibromo-1H-imidazole, Upstream Products: Hydrogen bromide; Downstream Products: 4-Bromo-1H-imidazole.

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

Last updated:

How to cite: Jingsj. "2,4-Dibromo-1H-imidazole (CAS 64591-03-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1363526-2 (accessed 2026-11-09).

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