3-Methyl-2-butanone
Also known as: MIPK, Isopropyl methyl ketone, Methyl isopropyl ketone, 3-Methylbutan-2-one, 3-Methylbutanone, 2-Acetylpropane, 3-Ketoisopentane, 2-Butanone, 3-methyl-, methyl i-propyl ketone, i-propyl methyl ketone, UN 2397, MFCD00008919
3-Methyl-2-butanone (CAS 563-80-4) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C5H10O and a molecular weight of 86.132 g/mol. Key properties include a melting point of −92 °C(lit.), a boiling point of 78.3±3.0 °C at 760 mmHg, a density of 0.8±0.1 g/cm3 and a flash point of 6.1±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour and H336 — May cause drowsiness or dizziness. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 563-80-4
- Jingsj CID
- J-44435-0
- Molecular Formula
- C5H10O
- Molecular Weight
- 86.132 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | −92 °C(lit.) |
|---|---|
| Boiling Point | 78.3±3.0 °C at 760 mmHg |
| Density | 0.8±0.1 g/cm3 |
| Flash Point | 6.1±0.0 °C |
| Exact Mass | 86.073166 |
| PSA | 17.07000 |
| LogP | 0.72 |
| Vapor Pressure | 93.3±0.1 mmHg at 25°C |
| Refractive Index | 1.381 |
| Additional Property | 6 g/L (20 ºC) |
GHS Safety & Compliance
- H225 — Highly flammable liquid and vapour
- H336 — May cause drowsiness or dizziness
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-Methyl-2-butanone?
The CAS number of 3-Methyl-2-butanone is 563-80-4.
What are the molecular formula and molecular weight of 3-Methyl-2-butanone?
3-Methyl-2-butanone has molecular formula C5H10O and molecular weight 86.132 g/mol.
Is 3-Methyl-2-butanone hazardous?
3-Methyl-2-butanone has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H336 — May cause drowsiness or dizziness.
What are the upstream and downstream products of 3-Methyl-2-butanone?
For 3-Methyl-2-butanone, Upstream Products: 3-methyl-3-buten-2-ol, Butanoic acid, 2,2-dimethyl-3-oxo-, ethyl ester, acetic acid; Downstream Products: 2,3-DIMETHYL-2-PENTENE, Methyl 2,2-dimethylacetoacetate, Pinacolone.
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-Methyl-2-butanone (CAS 563-80-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-44435-0 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.