4-Acetylbenzaldehyde
Also known as: 1-Acetyl-4-formylbenzene, 1-Formyl-4-acetylbenzene, 4-Formylacetophenone, Benzaldehyde, 4-acetyl-, 4-Acetylbenzaldehyde,4-Formylacetophenone, MFCD02093689
4-Acetylbenzaldehyde (CAS 3457-45-2) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H8O2 and a molecular weight of 148.159 g/mol. Key properties include a melting point of 33-36ºC(lit.), a boiling point of 286.4±23.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 106.6±19.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 3457-45-2
- Jingsj CID
- J-1377285-5
- Molecular Formula
- C9H8O2
- Molecular Weight
- 148.159 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 33-36ºC(lit.) |
|---|---|
| Boiling Point | 286.4±23.0 °C at 760 mmHg |
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 106.6±19.6 °C |
| Exact Mass | 148.052429 |
| PSA | 34.14000 |
| LogP | 1.52 |
| Vapor Pressure | 0.0±0.6 mmHg at 25°C |
| Refractive Index | 1.562 |
Customs & Trade Information
| HS Code | 2914400090 |
|---|---|
| Summary | 2914400090 other ketone-alcohols and ketone-aldehydes。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 4-Acetylbenzaldehyde?
The CAS number of 4-Acetylbenzaldehyde is 3457-45-2.
What are the molecular formula and molecular weight of 4-Acetylbenzaldehyde?
4-Acetylbenzaldehyde has molecular formula C9H8O2 and molecular weight 148.159 g/mol.
What are the upstream and downstream products of 4-Acetylbenzaldehyde?
For 4-Acetylbenzaldehyde, Upstream Products: 4'-Bromoacetophenone, 1-(4-Iodophenyl)ethanone, 4-Acetylphenyl trifluoromethanesulfonate; Downstream Products: Methyl 4-acetylbenzoate, 1-(4-(hydroxymethyl)phenyl)ethanone, 1,2,3,4-Tetrahydroquinaldine.
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-Acetylbenzaldehyde (CAS 3457-45-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1377285-5 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.