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5-(4-Bromophenyl)furan-2-carbaldehyde

Also known as: 5-(4-Bromophenyl)-2-furaldehyde, 5-(4-Bromophenyl)-2-furancarboxaldehyde, 5-(4-Bromophenyl)furfural, 2-Furancarboxaldehyde, 5-(4-bromophenyl)-, 5-(4-Bromo-phenyl)-furan-2-carbaldehyde, 5-(4-Bromophenyl)furan-2-carboxaldehyde, 5-(4-Bromophenyl)-2-furancarboxyaldehyde, 5-(4-Bromophenyl)furan aldehyde, 5-P-Bromophenyl furancarboxaldehyde

5-(4-Bromophenyl)furan-2-carbaldehyde (CAS 20005-42-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H7BrO2 and a molecular weight of 251.076 g/mol. Key properties include a melting point of 152-155 °C(lit.), a boiling point of 371.9±32.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 178.7±25.1 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
20005-42-9
Jingsj CID
J-1341271-0
Molecular Formula
C11H7BrO2
Molecular Weight
251.076 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point152-155 °C(lit.)
Boiling Point371.9±32.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point178.7±25.1 °C
Exact Mass249.962936
PSA30.21000
LogP3.42
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.613

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

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 5-(4-Bromophenyl)furan-2-carbaldehyde?

The CAS number of 5-(4-Bromophenyl)furan-2-carbaldehyde is 20005-42-9.

What are the molecular formula and molecular weight of 5-(4-Bromophenyl)furan-2-carbaldehyde?

5-(4-Bromophenyl)furan-2-carbaldehyde has molecular formula C11H7BrO2 and molecular weight 251.076 g/mol.

Is 5-(4-Bromophenyl)furan-2-carbaldehyde hazardous?

5-(4-Bromophenyl)furan-2-carbaldehyde has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 5-(4-Bromophenyl)furan-2-carbaldehyde?

For 5-(4-Bromophenyl)furan-2-carbaldehyde, Upstream Products: 5-Bromo-2-furaldehyde, 4-Bromophenylboronic acid, Furfural; Downstream Products: 5-(4-bromophenyl)furan-2-carbonitrile, 3-(4-Bromobenzoyl)propionic acid, Methyl 4-(4-bromophenyl)-4-oxobutanoate.

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

Last updated:

How to cite: Jingsj. "5-(4-Bromophenyl)furan-2-carbaldehyde (CAS 20005-42-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1341271-0 (accessed 2026-11-09).

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