3-Heptyn-2-one

3-庚炔-2-酮

Also known as: 3-Heptin-2-on, 3-Heptyne-2-one, Acetyl-n-propylacetylen, Hept-3-in-2-on, hept-3-yn-2-one

3-Heptyn-2-one (CAS 26059-43-8) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C7H10O and a molecular weight of 110.15400 g/mol. It is also known as 3-Heptin-2-on, 3-Heptyne-2-one and Acetyl-n-propylacetylen. Key properties include a boiling point of 154.3ºC at 760mmHg, a density of 0.884g/cm3 and a flash point of 50.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
26059-43-8
Jingsj CID
J-1030491-8
Molecular Formula
C7H10O
Chinese Name
3-庚炔-2-酮
Molecular Weight
110.15400 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point154.3ºC at 760mmHg
Density0.884g/cm3
Flash Point50.5ºC

Frequently Asked Questions

What is the CAS number of 3-Heptyn-2-one?

The CAS number of 3-Heptyn-2-one is 26059-43-8.

What are the molecular formula and molecular weight of 3-Heptyn-2-one?

3-Heptyn-2-one has molecular formula C7H10O and molecular weight 110.15400 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Heptyn-2-one (CAS 26059-43-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1030491-8 (accessed 2026-10-22).

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