trans-4-Bromocinnamaldehyde

反式-4-溴肉桂醛

Also known as: (2E)-3-(4-bromophenyl)acrylaldehyde, (E)-3-(4-bromophenyl)propenal, (E)-4-bromocinnamaldehyde, 2-propenal, 3-(4-bromophenyl)-, (2E)-, 3-(4-bromophenyl)acrylaldehyde, 4-bromocinnamaldehyde, 4-bromo-trans-cinnamaldehyde, E-3-(4-bromophenyl)-2-propenal, trans-3-(4-bromophenyl)-2-propenal, trans-3-(4-bromophenyl)acrolein, trans-3-(4-bromophenyl)acrylaldehyde

trans-4-Bromocinnamaldehyde (CAS 49678-04-8) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C9H7BrO and a molecular weight of 211.055 g/mol. It is also known as (2E)-3-(4-bromophenyl)acrylaldehyde, (E)-3-(4-bromophenyl)propenal and (E)-4-bromocinnamaldehyde. Key properties include a melting point of 78-82ºC, a boiling point of 310.5±17.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 114.5±8.3 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
49678-04-8
Jingsj CID
J-1499447-8
Molecular Formula
C9H7BrO
Chinese Name
反式-4-溴肉桂醛
Molecular Weight
211.055 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point78-82ºC
Boiling Point310.5±17.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point114.5±8.3 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of trans-4-Bromocinnamaldehyde?

The CAS number of trans-4-Bromocinnamaldehyde is 49678-04-8.

What are the molecular formula and molecular weight of trans-4-Bromocinnamaldehyde?

trans-4-Bromocinnamaldehyde has molecular formula C9H7BrO and molecular weight 211.055 g/mol.

Is trans-4-Bromocinnamaldehyde hazardous?

trans-4-Bromocinnamaldehyde has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "trans-4-Bromocinnamaldehyde (CAS 49678-04-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1499447-8 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.