3-Octanone
Also known as: Ethyl n-pentyl ketone, ethyl pentyl ketone, n-Amyl ethyl ketone, Amyl ethyl ketone, Ethyl amyl ketone, n-Octanone-3, octan-3-one, 3-oxooctane, Octan-3-one, EAK
3-Octanone (CAS 106-68-3) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H16O and a molecular weight of 128.212 g/mol. Key properties include a melting point of -23 °C, a boiling point of 169.9±3.0 °C at 760 mmHg, a density of 0.8±0.1 g/cm3 and a flash point of 46.1±0.0 °C. It is classified under GHS with signal word Warning and hazard statements H226 — Flammable liquid and vapour, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 106-68-3
- Jingsj CID
- J-24816-1
- Molecular Formula
- C8H16O
- Molecular Weight
- 128.212 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | -23 °C |
|---|---|
| Boiling Point | 169.9±3.0 °C at 760 mmHg |
| Density | 0.8±0.1 g/cm3 |
| Flash Point | 46.1±0.0 °C |
| Exact Mass | 128.120117 |
| PSA | 17.07000 |
| LogP | 2.50 |
| Vapor Pressure | 1.5±0.3 mmHg at 25°C |
| Refractive Index | 1.411 |
| Additional Property | 0.7 g/L |
GHS Safety & Compliance
- H226 — Flammable liquid and vapour
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
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-Octanone?
The CAS number of 3-Octanone is 106-68-3.
What are the molecular formula and molecular weight of 3-Octanone?
3-Octanone has molecular formula C8H16O and molecular weight 128.212 g/mol.
Is 3-Octanone hazardous?
3-Octanone has GHS signal word Warning and hazard statements H226 — Flammable liquid and vapour; H315 — Causes skin irritation; H319 — Causes serious eye irritation.
What are the upstream and downstream products of 3-Octanone?
For 3-Octanone, Upstream Products: 3-Octyl alcohol, 1-Octen-3-ol, 2-Octyne; Downstream Products: Carbon dioxide, Butyric acid, Pentanoic acid.
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-Octanone (CAS 106-68-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-24816-1 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.