3,4-Dichloro-2(5H)-furanone
Also known as: 3,4-Dichlorofuran-2(5H)-one, 2(5H)-Furanone, 3,4-dichloro-, 3,4-dichloro-2H-furan-5-one, 2,3-dichloro-4-hydroxy-cis-crotonic acid lactone
3,4-Dichloro-2(5H)-furanone (CAS 62674-12-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H2Cl2O2 and a molecular weight of 152.96300 g/mol. Key properties include a boiling point of 268.9ºC at 760 mmHg, a density of 1.59g/cm3 and a flash point of 135.4ºC. It is classified under GHS with signal word Warning and hazard statements H317 — May cause an allergic skin reaction and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 62674-12-8
- Jingsj CID
- J-1453236-6
- Molecular Formula
- C4H2Cl2O2
- Molecular Weight
- 152.96300 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 268.9ºC at 760 mmHg |
|---|---|
| Density | 1.59g/cm3 |
| Flash Point | 135.4ºC |
| Exact Mass | 151.94300 |
| PSA | 26.30000 |
| LogP | 1.23240 |
| Refractive Index | 1.528 |
GHS Safety & Compliance
- H317 — May cause an allergic skin reaction
- H319 — Causes serious eye irritation
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 3,4-Dichloro-2(5H)-furanone?
The CAS number of 3,4-Dichloro-2(5H)-furanone is 62674-12-8.
What are the molecular formula and molecular weight of 3,4-Dichloro-2(5H)-furanone?
3,4-Dichloro-2(5H)-furanone has molecular formula C4H2Cl2O2 and molecular weight 152.96300 g/mol.
Is 3,4-Dichloro-2(5H)-furanone hazardous?
3,4-Dichloro-2(5H)-furanone has GHS signal word Warning and hazard statements H317 — May cause an allergic skin reaction; H319 — Causes serious eye irritation.
What are the upstream and downstream products of 3,4-Dichloro-2(5H)-furanone?
For 3,4-Dichloro-2(5H)-furanone, Upstream Products: 3,4-dichloro-5-hydroxy-5H-furan-2-one, Mucochloric acid; Downstream Products: Mucochloric acid, 4,4'-Dimethoxybiphenyl, 3,4-diphenyl-5H-furan-2-one.
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-Dichloro-2(5H)-furanone (CAS 62674-12-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1453236-6 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.