2-Phenyl-2-pentenal

2-苯基-2-戊烯醛

Also known as: 2-PHENYL-2-PENTENAL, 2-Phenyl-2-pentenal,(E)+(Z), 2-Phenyl-2-pentenal, (E)+(Z), 90+%, 2-Phenylpent-2-enal, 2-phenyl-pent-2-enal, Benzeneacetaldehyde, α-propylidene-, Benzeneacetaldehyde, .alpha.-propylidene-, alpha-propylidene-benzeneacetaldehyd

2-Phenyl-2-pentenal (CAS 3491-63-2) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H12O and a molecular weight of 160.21200 g/mol. It is also known as 2-PHENYL-2-PENTENAL, 2-Phenyl-2-pentenal,(E)+(Z) and 2-Phenyl-2-pentenal, (E)+(Z), 90+%. Key properties include a boiling point of 124ºC (14 torr), a density of 1.005 and a flash point of 106.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3491-63-2
Jingsj CID
J-35426-0
Molecular Formula
C11H12O
Chinese Name
2-苯基-2-戊烯醛
Molecular Weight
160.21200 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point124ºC (14 torr)
Density1.005
Flash Point106.2ºC

Frequently Asked Questions

What is the CAS number of 2-Phenyl-2-pentenal?

The CAS number of 2-Phenyl-2-pentenal is 3491-63-2.

What are the molecular formula and molecular weight of 2-Phenyl-2-pentenal?

2-Phenyl-2-pentenal has molecular formula C11H12O and molecular weight 160.21200 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Phenyl-2-pentenal (CAS 3491-63-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-35426-0 (accessed 2026-10-24).

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