2-Methyl-3-pentanone
Also known as: Ethyl isopropyl ketone, Isopropyl ethyl ketone, 2-Methylpentan-3-one, 4-Methyl-3-pentanone
2-Methyl-3-pentanone (CAS 565-69-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C6H12O and a molecular weight of 100.15900 g/mol. Key properties include a melting point of <25ºC, a boiling point of 113 °C(lit.), a density of 0.811 g/mL at 25 °C(lit.) and a flash point of 13.9 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.
- CAS No.
- 565-69-5
- Jingsj CID
- J-13724-6
- Molecular Formula
- C6H12O
- Molecular Weight
- 100.15900 g/mol
- Category
- Ketones
- Last updated
- 11/3/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | <25ºC |
|---|---|
| Boiling Point | 113 °C(lit.) |
| Density | 0.811 g/mL at 25 °C(lit.) |
| Flash Point | 13.9 °C |
| Exact Mass | 100.08900 |
| PSA | 17.07000 |
| LogP | 1.62150 |
| Refractive Index | n20/D 1.397(lit.) |
GHS Safety & Compliance
- H225 — Highly 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 2-Methyl-3-pentanone?
The CAS number of 2-Methyl-3-pentanone is 565-69-5.
What are the molecular formula and molecular weight of 2-Methyl-3-pentanone?
2-Methyl-3-pentanone has molecular formula C6H12O and molecular weight 100.15900 g/mol.
Is 2-Methyl-3-pentanone hazardous?
2-Methyl-3-pentanone has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2-Methyl-3-pentanone (CAS 565-69-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-13724-6 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.