2,4-Octanedione

Also known as: Valerylacetone, Octane-2,4-dione, Acetyl-n-valeryl-methane, n-Valerylacetone

2,4-Octanedione (CAS 14090-87-0) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H14O2 and a molecular weight of 142.19600 g/mol. Key properties include a boiling point of 204.1ºC at 760mmHg, a density of 0.918g/cm3 and a flash point of 72.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 14090-87-0
Jingsj CID: J-1497933-0
Molecular Formula: C₈H₁₄O₂
Molecular Weight: 142.19600 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	204.1ºC at 760mmHg
Density	0.918g/cm3
Flash Point	72.5ºC
Exact Mass	142.09900
PSA	34.14000
LogP	1.72480
Vapor Pressure	0.268mmHg at 25°C
Refractive Index	1.461

Customs & Trade Information

HS Code	2914190090
Summary	2914190090 other acyclic ketones without other oxygen function。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2,4-Octanedione?

The CAS number of 2,4-Octanedione is 14090-87-0.

What are the molecular formula and molecular weight of 2,4-Octanedione?

2,4-Octanedione has molecular formula C8H14O2 and molecular weight 142.19600 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2,4-Octanedione (CAS 14090-87-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1497933-0 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.