4,4-dimethyloxolan-2-one

Also known as: DIHYDRO-4,4-DIMETHYL-2(3H)-FURANONE, 4,4-dimethyltetrahydrofuran-2-one, 4,4-dimethyldihydrofuran-2(3H)-one, 2(3H)-Furanone, dihydro-4,4-diMethyl-, 3,3-dimethylbutyrolactone, 4,4-Dimethyl-4,5-dihydrofuran-2(3H)-one, 4,5-Dihydro-4,4-dimethyl-2(3H)-furanone, Dihydro-4,4-dimethyl-2(3H)-furanone, Dihydro-3,3-dimethyl-2(3H)-furanone, 4,4-Dimethylbutyrolactone, 4,4-dimethyldihydro-2(3H)-furanone

4,4-dimethyloxolan-2-one (CAS 13861-97-7) is a compound in the Esters category listed in the Jingsj chemical database. It has the molecular formula C6H10O2 and a molecular weight of 114.14200 g/mol. Key properties include a boiling point of 191.5ºC at 760 mmHg, a density of 0.995g/cm3 and a flash point of 66.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 13861-97-7
Jingsj CID: J-1521307-9
Molecular Formula: C₆H₁₀O₂
Molecular Weight: 114.14200 g/mol
Category: Esters
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	191.5ºC at 760 mmHg
Density	0.995g/cm3
Flash Point	66.9ºC
Exact Mass	114.06800
PSA	26.30000
LogP	0.95950
Vapor Pressure	0.513mmHg at 25°C
Refractive Index	1.428

Customs & Trade Information

HS Code	2932209090
Summary	2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 4,4-dimethyloxolan-2-one?

The CAS number of 4,4-dimethyloxolan-2-one is 13861-97-7.

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

4,4-dimethyloxolan-2-one has molecular formula C6H10O2 and molecular weight 114.14200 g/mol.

What are the upstream and downstream products of 4,4-dimethyloxolan-2-one?

For 4,4-dimethyloxolan-2-one, Upstream Products: 3,3-Dimethyloxetane, D-(-)-Pantolactone, 2,2-Dimethylsuccinic anhydride; Downstream Products: 2,2-dimethylsuccinic acid, D-(-)-Pantolactone.

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. "4,4-dimethyloxolan-2-one (CAS 13861-97-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1521307-9 (accessed 2026-11-06).

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