3,4-Hexanedione
Also known as: 3,4-Dioxohexane, Dipropionyl, Bipropionyl, 3,4-Hexandion, Hexane-3,4-dione, Diethyl diketone, FEMA 3168, MFCD00010237, EINECS 224-651-7
3,4-Hexanedione (CAS 4437-51-8) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C6H10O2 and a molecular weight of 114.142 g/mol. Key properties include a melting point of -10 °C, a boiling point of 130.0±0.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 31.1±0.0 °C. It is classified under GHS with signal word Warning and hazard statements H226 — Flammable liquid and vapour. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 4437-51-8
- Jingsj CID
- J-49292-6
- Molecular Formula
- C6H10O2
- Molecular Weight
- 114.142 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | -10 °C |
|---|---|
| Boiling Point | 130.0±0.0 °C at 760 mmHg |
| Density | 0.9±0.1 g/cm3 |
| Flash Point | 31.1±0.0 °C |
| Exact Mass | 114.068077 |
| PSA | 34.14000 |
| LogP | -0.27 |
| Vapor Pressure | 9.9±0.2 mmHg at 25°C |
| Refractive Index | 1.406 |
| Additional Property | 127 g/L (20 ºC) |
GHS Safety & Compliance
- H226 — Flammable liquid and vapour
Customs & Trade Information
| HS Code | 2914190090 |
|---|---|
| Summary | 2914190090 other acyclic ketones without other oxygen function。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 3,4-Hexanedione?
The CAS number of 3,4-Hexanedione is 4437-51-8.
What are the molecular formula and molecular weight of 3,4-Hexanedione?
3,4-Hexanedione has molecular formula C6H10O2 and molecular weight 114.142 g/mol.
Is 3,4-Hexanedione hazardous?
3,4-Hexanedione has GHS signal word Warning and hazard statements H226 — Flammable liquid and vapour.
What are the upstream and downstream products of 3,4-Hexanedione?
For 3,4-Hexanedione, Upstream Products: Propionaldehyde, 3,5-Heptanedione, 4-Hydroxy-3-hexanone; Downstream Products: 3-Hexanone, 4-Hydroxy-3-hexanone, Propionic anhydride.
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-Hexanedione (CAS 4437-51-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49292-6 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.