4,5-Octanedione

4,5-辛二酮

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. It is also known as octane-4,5-dione, Bibutyryl and Dipropylglyoxal. 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-1035215-7
Molecular Formula
C8H14O2
Chinese Name
4,5-辛二酮
Molecular Weight
142.19600 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point168ºC at 760 mmHg
Density0.918g/cm3
Flash Point56.5ºC

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.

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

Last updated:

How to cite: Jingsj. "4,5-Octanedione (CAS 5455-24-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1035215-7 (accessed 2026-10-22).

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