2,6-dihydroxy-2,6-dimethylheptan-4-one

三丙酮二醇

Also known as: 2,6-Dihydroxy-2,6-dimethyl-4-heptanone, 4-Heptanone, 2,6-dihydroxy-2,6-dimethyl-, Triacetone alcohol, Triacetone dialcohol, Triacetondialkohol, EINECS 222-968-5, TRIACETONEDIOL, 2.6-Dimethyl-heptandiol-(2.6)-on-(4)

2,6-dihydroxy-2,6-dimethylheptan-4-one (CAS 3682-91-5) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C9H18O3 and a molecular weight of 174.23700 g/mol. It is also known as 2,6-Dihydroxy-2,6-dimethyl-4-heptanone, 4-Heptanone, 2,6-dihydroxy-2,6-dimethyl- and Triacetone alcohol. Key properties include a boiling point of 290.9ºC at 760 mmHg, a density of 1.029g/cm3 and a flash point of 144ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3682-91-5
Jingsj CID
J-1362323-0
Molecular Formula
C9H18O3
Chinese Name
三丙酮二醇
Molecular Weight
174.23700 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point290.9ºC at 760 mmHg
Density1.029g/cm3
Flash Point144ºC

Frequently Asked Questions

What is the CAS number of 2,6-dihydroxy-2,6-dimethylheptan-4-one?

The CAS number of 2,6-dihydroxy-2,6-dimethylheptan-4-one is 3682-91-5.

What are the molecular formula and molecular weight of 2,6-dihydroxy-2,6-dimethylheptan-4-one?

2,6-dihydroxy-2,6-dimethylheptan-4-one has molecular formula C9H18O3 and molecular weight 174.23700 g/mol.

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

Last updated:

How to cite: Jingsj. "2,6-dihydroxy-2,6-dimethylheptan-4-one (CAS 3682-91-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1362323-0 (accessed 2026-10-24).

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