4,5-Octanedione

Also known as: octane-4,5-dione, Bibutyryl, Dipropylglyoxal, 4,5-Octadione, 4,5-dioxooctane, n-Octane-4,5-dione, Octan-4,5-dion

4,5-Octanedione (CAS 5455-24-3) 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 168ºC at 760 mmHg, a density of 0.918g/cm3 and a flash point of 56.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 5455-24-3
Jingsj CID: J-1035215-5
Molecular Formula: C₈H₁₄O₂
Molecular Weight: 142.19600 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	168ºC at 760 mmHg
Density	0.918g/cm3
Flash Point	56.5ºC
Exact Mass	142.09900
PSA	34.14000
LogP	1.72480
Refractive Index	1.419

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 4,5-Octanedione?

The CAS number of 4,5-Octanedione is 5455-24-3.

What are the molecular formula and molecular weight of 4,5-Octanedione?

4,5-Octanedione has molecular formula C8H14O2 and molecular weight 142.19600 g/mol.

What are the upstream and downstream products of 4,5-Octanedione?

For 4,5-Octanedione, Downstream Products: Butyroin, Butyric acid, 2-Phenylindolizine.

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. "4,5-Octanedione (CAS 5455-24-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1035215-5 (accessed 2026-11-09).

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