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4,5-Dibromo-2-furaldehyde

Also known as: 4,5-dibromofuran-2-carbaldehyde, 4,5-dibromofurfural, 4,5-dibromo-2-furancarboxaldehyde, 4,5-dibromofuran-2-carboxaldehyde, 4,5-bromo-2-furfural, 2-furaldehyde,4,5-dibromo-

4,5-Dibromo-2-furaldehyde (CAS 2433-85-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H2Br2O2 and a molecular weight of 253.87600 g/mol. Key properties include a melting point of 36-37℃, a boiling point of 276.9ºC at 760mmHg, a density of 2.183g/cm3 and a flash point of 121.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2433-85-4
Jingsj CID
J-1430556-7
Molecular Formula
C5H2Br2O2
Molecular Weight
253.87600 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point36-37℃
Boiling Point276.9ºC at 760mmHg
Density2.183g/cm3
Flash Point121.2ºC
Exact Mass251.84200
PSA30.21000
LogP2.61710
Vapor Pressure0.00468mmHg at 25°C
Refractive Index1.617

Customs & Trade Information

HS Code2932190090
Summary2932190090 other compounds containing an unfused furan ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 4,5-Dibromo-2-furaldehyde?

The CAS number of 4,5-Dibromo-2-furaldehyde is 2433-85-4.

What are the molecular formula and molecular weight of 4,5-Dibromo-2-furaldehyde?

4,5-Dibromo-2-furaldehyde has molecular formula C5H2Br2O2 and molecular weight 253.87600 g/mol.

What are the upstream and downstream products of 4,5-Dibromo-2-furaldehyde?

For 4,5-Dibromo-2-furaldehyde, Upstream Products: Furfural, 2,3-Dibromofuran, N,N-Dimethylformamide; Downstream Products: 2-(diethoxymethyl)-4,5-dibromofuran, 4-Bromo-2-furaldehyde, 4,5-dibromofuran-2-carboxylic acid.

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

Last updated:

How to cite: Jingsj. "4,5-Dibromo-2-furaldehyde (CAS 2433-85-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1430556-7 (accessed 2026-11-09).

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