3-(3-Phenyl-2-propenyl)-2,4-pentanedione

3-(3-苯基-2-丙烯基)-2,4-戊二酮

Also known as: 3-(3-Phenylallyl)pentane-2,4-dione, 3-Cinnamylpentane-2,4-dione, trans-3-cinnamylpentane-2,4-dione, 3-[(2E)-3-Phenylprop-2-en-1-yl]pentane-2,4-dione, 2,4-Pentanedione, 3-(3-phenyl-2-propen-1-yl)-

3-(3-Phenyl-2-propenyl)-2,4-pentanedione (CAS 29638-71-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C14H16O2 and a molecular weight of 216.27600 g/mol. It is also known as 3-(3-Phenylallyl)pentane-2,4-dione, 3-Cinnamylpentane-2,4-dione and trans-3-cinnamylpentane-2,4-dione. Key properties include a boiling point of 160-164ºC 3mm, a density of 1.042g/cm3 and a flash point of 145.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
29638-71-9
Jingsj CID
J-59377-1
Molecular Formula
C14H16O2
Chinese Name
3-(3-苯基-2-丙烯基)-2,4-戊二酮
Molecular Weight
216.27600 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point160-164ºC 3mm
Density1.042g/cm3
Flash Point145.6ºC

Frequently Asked Questions

What is the CAS number of 3-(3-Phenyl-2-propenyl)-2,4-pentanedione?

The CAS number of 3-(3-Phenyl-2-propenyl)-2,4-pentanedione is 29638-71-9.

What are the molecular formula and molecular weight of 3-(3-Phenyl-2-propenyl)-2,4-pentanedione?

3-(3-Phenyl-2-propenyl)-2,4-pentanedione has molecular formula C14H16O2 and molecular weight 216.27600 g/mol.

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

Last updated:

How to cite: Jingsj. "3-(3-Phenyl-2-propenyl)-2,4-pentanedione (CAS 29638-71-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-59377-1 (accessed 2026-10-24).

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