4'-Fluoroacetophenone
Also known as: 4-Fluoroacetophenone, 4-Fluorophenyl methyl ketone, 1-(4-Fluorophenyl)ethanone, 1-(4-Fluorophenyl)ethan-1-one, p-Fluoroacetophenone, MFCD00000354, EINECS 206-960-9
4'-Fluoroacetophenone (CAS 403-42-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H7FO and a molecular weight of 138.139 g/mol. Key properties include a melting point of 4 °C, a boiling point of 196 ºC, a density of 1.138 and a flash point of 71 ºC. 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.
- 403-42-9
- Jingsj CID
- J-9400-8
- Molecular Formula
- C8H7FO
- Molecular Weight
- 138.139 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 4 °C |
|---|---|
| Boiling Point | 196 ºC |
| Density | 1.138 |
| Flash Point | 71 ºC |
| Exact Mass | 138.048096 |
| PSA | 17.07000 |
| LogP | 1.72 |
| Vapor Pressure | 0.4±0.4 mmHg at 25°C |
| Refractive Index | 1.491 |
| Storage Conditions | 2-8°C |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2914700090 |
|---|---|
| Summary | HS: 2914700090 halogenated, sulphonated, nitrated or nitrosated derivatives of ketones and quinones, whether or not with other oxygen function Tax rebate rate:9.0% Supervision conditions:none VAT:17.0% MFN tariff:5.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 4'-Fluoroacetophenone?
The CAS number of 4'-Fluoroacetophenone is 403-42-9.
What are the molecular formula and molecular weight of 4'-Fluoroacetophenone?
4'-Fluoroacetophenone has molecular formula C8H7FO and molecular weight 138.139 g/mol.
Is 4'-Fluoroacetophenone hazardous?
4'-Fluoroacetophenone 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'-Fluoroacetophenone?
For 4'-Fluoroacetophenone, Upstream Products: 4-Fluoro-alpha-methylstyrene, 1-(4-Fluorophenyl)ethanol, 4-Fluorophenylacetylene; Downstream Products: 2-Bromo-1-(4-fluorophenyl)ethan-1-one, 2,2-Dibromo-4'-fluoroacetophenone, 4'-Fluoropropiophenone.
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'-Fluoroacetophenone (CAS 403-42-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-9400-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.