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Dihydrofuran-3(2H)-one

Also known as: 3-Oxotetrahydrofuran, Tetrahydrofuran-3-one, Dihydrofuran-3-one, Oxolan-3-one, 3(2H)-Furanone, dihydro-, 3-ketotetrahydrofuran, Dihydro-3(2H)-furanone, 4,5-Dihydro-3(2H)-furanone

Dihydrofuran-3(2H)-one (CAS 22929-52-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H6O2 and a molecular weight of 86.089 g/mol. Key properties include a boiling point of 151.1±23.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 56.3±16.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
22929-52-8
Jingsj CID
J-1975900-3
Molecular Formula
C4H6O2
Molecular Weight
86.089 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point151.1±23.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point56.3±16.2 °C
Exact Mass86.036781
PSA26.30000
LogP-1.14
Vapor Pressure3.7±0.3 mmHg at 25°C
Refractive Index1.442

Activity & Biological Data

Additional Information[1]. Xue F, et al. Structure-activity studies of cyclic ketone inhibitors of the serine protease plasmin: design, synthesis, and biological activity. Bioorg Med Chem. 2006 Dec 15;14(24):8467-87.

Customs & Trade Information

HS Code2932190090
Summary2932190090 other compounds containing an unfused furan ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Dihydrofuran-3(2H)-one?

The CAS number of Dihydrofuran-3(2H)-one is 22929-52-8.

What are the molecular formula and molecular weight of Dihydrofuran-3(2H)-one?

Dihydrofuran-3(2H)-one has molecular formula C4H6O2 and molecular weight 86.089 g/mol.

What are the upstream and downstream products of Dihydrofuran-3(2H)-one?

For Dihydrofuran-3(2H)-one, Upstream Products: 3-Hydroxytetrahydrofuran, 2,5-Dihydrofuran, Methyl 4-oxotetrahydrofuran-3-carboxylate; Downstream Products: 3-Hydroxytetrahydrofuran.

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

Last updated:

How to cite: Jingsj. "Dihydrofuran-3(2H)-one (CAS 22929-52-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1975900-3 (accessed 2026-11-09).

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