Furan
Also known as: 1,4-Epoxy-1,3-butadiene, 5-17-01-00291 (Beilstein Handbook Reference), Axole, Divinylene oxide, EINECS 214-757-1, Furan [UN2389] [Flammable liquid], MFCD00003242, Oxacyclopentadiene, Oxole, Tetrole, UN 2389, furan, tetrole oxide
Furan (CAS 110-00-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H4O and a molecular weight of 68.074 g/mol. Key properties include a melting point of -85.6 °C, a boiling point of 31.4±9.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of -35.6±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H224, H302 — Harmful if swallowed and H332 — Harmful if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 110-00-9
- Jingsj CID
- J-27792-7
- Molecular Formula
- C4H4O
- Molecular Weight
- 68.074 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | -85.6 °C |
|---|---|
| Boiling Point | 31.4±9.0 °C at 760 mmHg |
| Density | 0.9±0.1 g/cm3 |
| Flash Point | -35.6±0.0 °C |
| Exact Mass | 68.026215 |
| PSA | 13.14000 |
| LogP | 1.38 |
| Additional Property | 2.35 (vs air) |
| Vapor Pressure | 605.2±0.1 mmHg at 25°C |
| Refractive Index | 1.427 |
| Additional Property | insoluble |
GHS Safety & Compliance
- H224
- H302 — Harmful if swallowed
- H332 — Harmful if inhaled
- H315 — Causes skin irritation
- H341 — Suspected of causing genetic defects
- H350 — May cause cancer
- H373 — May cause damage to organs through prolonged exposure
- H412 — Harmful to aquatic life with long lasting effects
Customs & Trade Information
| HS Code | 2932190090 |
|---|---|
| Summary | 2932190090 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 Furan?
The CAS number of Furan is 110-00-9.
What are the molecular formula and molecular weight of Furan?
Furan has molecular formula C4H4O and molecular weight 68.074 g/mol.
Is Furan hazardous?
Furan has GHS signal word Danger and hazard statements H224; H302 — Harmful if swallowed; H332 — Harmful if inhaled.
What are the upstream and downstream products of Furan?
For Furan, Upstream Products: butadiene, Furfural, 2-Furoyl chloride; Downstream Products: 4-(Furan-2-yl)benzoic acid, 2-pyridyl trifluoromethanesulfonate, 2-Fluoropyridine.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Furan (CAS 110-00-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27792-7 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.