3,4-Epoxytetrahydrofuran
Also known as: 3,6-Dioxabicyclo[3.1.0]hexane, 3,4-Epoxy-THF, 2,5-Dihydrofuran epoxide, 2,5-Dihydrofuran oxide
3,4-Epoxytetrahydrofuran (CAS 285-69-8) 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 128.0±8.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 31.1±12.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 285-69-8
- Jingsj CID
- J-7522-9
- Molecular Formula
- C4H6O2
- Molecular Weight
- 86.089 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 128.0±8.0 °C at 760 mmHg |
|---|---|
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 31.1±12.3 °C |
| Exact Mass | 86.036781 |
| PSA | 21.76000 |
| LogP | -0.46 |
| Vapor Pressure | 13.2±0.2 mmHg at 25°C |
| Refractive Index | 1.479 |
| Additional Property | MODERATELY SOLUBLE |
Customs & Trade Information
| HS Code | 2932999099 |
|---|---|
| Summary | 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. 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 3,4-Epoxytetrahydrofuran?
The CAS number of 3,4-Epoxytetrahydrofuran is 285-69-8.
What are the molecular formula and molecular weight of 3,4-Epoxytetrahydrofuran?
3,4-Epoxytetrahydrofuran has molecular formula C4H6O2 and molecular weight 86.089 g/mol.
What are the upstream and downstream products of 3,4-Epoxytetrahydrofuran?
For 3,4-Epoxytetrahydrofuran, Upstream Products: 2,5-Dihydrofuran; Downstream Products: 3-Hydroxytetrahydrofuran, 1,4-Anhydroerythritol, trans-tetrahydrofuran-3,4-diol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3,4-Epoxytetrahydrofuran (CAS 285-69-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-7522-9 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.