4-Acetylpyridine
Also known as: 1-(4-Pyridinyl)ethanone, Methyl 4-pyridyl ketone, 1-(pyridin-4-yl)ethanone, 4-Acetylpyridine, gamma-Acetylpyridine, Ethanone, 1-(4-pyridinyl)-
4-Acetylpyridine (CAS 1122-54-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H7NO and a molecular weight of 121.14 g/mol. Key properties include a melting point of 13-16 °C(lit.), a boiling point of 212.8±13.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 87.0±27.3 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 1122-54-9
- Jingsj CID
- J-9029-9
- Molecular Formula
- C7H7NO
- Molecular Weight
- 121.14 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 13-16 °C(lit.) |
|---|---|
| Boiling Point | 212.8±13.0 °C at 760 mmHg |
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 87.0±27.3 °C |
| Exact Mass | 121.052765 |
| PSA | 29.96000 |
| LogP | 0.24 |
| Vapor Pressure | 0.2±0.4 mmHg at 25°C |
| Refractive Index | 1.514 |
| Additional Property | insoluble |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2933399090 |
|---|---|
| Summary | 2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. 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 4-Acetylpyridine?
The CAS number of 4-Acetylpyridine is 1122-54-9.
What are the molecular formula and molecular weight of 4-Acetylpyridine?
4-Acetylpyridine has molecular formula C7H7NO and molecular weight 121.14 g/mol.
Is 4-Acetylpyridine hazardous?
4-Acetylpyridine has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
What are the upstream and downstream products of 4-Acetylpyridine?
For 4-Acetylpyridine, Upstream Products: 1-(4-Pyridinyl)ethanol, 4-Ethylpyridine, 4-Ethynylpyridine; Downstream Products: Methyl 2,4-dioxo-4-(pyridin-4-yl)butanoate, Ethyl 4-pyridylacetate, 1-(4-Pyridyl)ethylamine.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-Acetylpyridine (CAS 1122-54-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-9029-9 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.