(4E)-5-phenylpent-4-en-2-one

5-苯基-4-戊烯-2-酮

Also known as: 4-Penten-2-one, 5-phenyl-, (4E)-, 1-phenyl-1-pentene-4-one, 4-Penten-2-one,5-phenyl, 5-phenyl-4-penten-2-one, trans-5-phenyl-4-pentene-2-one

(4E)-5-phenylpent-4-en-2-one (CAS 42762-56-1) is a compound in the Ketones 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 4-Penten-2-one, 5-phenyl-, (4E)-, 1-phenyl-1-pentene-4-one and 4-Penten-2-one,5-phenyl. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 42762-56-1
Jingsj CID: J-1431324-8
Molecular Formula: C₁₁H₁₂O
Chinese Name: 5-苯基-4-戊烯-2-酮
Molecular Weight: 160.21200 g/mol
Category: Ketones
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of (4E)-5-phenylpent-4-en-2-one?

The CAS number of (4E)-5-phenylpent-4-en-2-one is 42762-56-1.

What are the molecular formula and molecular weight of (4E)-5-phenylpent-4-en-2-one?

(4E)-5-phenylpent-4-en-2-one 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: 8/21/2026

How to cite: Jingsj. "(4E)-5-phenylpent-4-en-2-one (CAS 42762-56-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1431324-8 (accessed 2026-10-26).

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