3-Phenyl-2,4-pentanedione

3-苯基-2,4-戊二酮

Also known as: 1-phenyl acetylacetone, 2,4-Pentanedione, 3-phenyl-, 3-PHENYL-2,4-PENTANEDIONE, 3-PHENYL-2,4-PENTANEDIONE 98+%, 3-PHENYLACETYLACETONE, 3-Phenyl-2,4-pentanedione, 3-Phenylpentane-2,4-dione, MFCD00048223, Phenylpentanedione

3-Phenyl-2,4-pentanedione (CAS 5910-25-8) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C11H12O2 and a molecular weight of 176.212 g/mol. It is also known as 1-phenyl acetylacetone, 2,4-Pentanedione, 3-phenyl- and 3-PHENYL-2,4-PENTANEDIONE. Key properties include a melting point of 56°C, a boiling point of 256.2±20.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 94.4±18.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 5910-25-8
Jingsj CID: J-29238-4
Molecular Formula: C₁₁H₁₂O₂
Chinese Name: 3-苯基-2,4-戊二酮
Molecular Weight: 176.212 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	56°C
Boiling Point	256.2±20.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	94.4±18.8 °C

Frequently Asked Questions

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

The CAS number of 3-Phenyl-2,4-pentanedione is 5910-25-8.

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

3-Phenyl-2,4-pentanedione has molecular formula C11H12O2 and molecular weight 176.212 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. "3-Phenyl-2,4-pentanedione (CAS 5910-25-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-29238-4 (accessed 2026-10-22).

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