2,5-Difluorobenzaldehyde
Also known as: 2,5-Difluoro-benzaldehyde, Benzaldehyde, 2,5-difluoro-, MFCD00010327, TIMTEC-BB SBB006570, 2,5-Difluorobenzalde, 2,5-fluorobenzaldehyde, 5-fluoro-2-fluorobenzaldehyde, 2,5-Difluorobenzaldehyde 98%
2,5-Difluorobenzaldehyde (CAS 2646-90-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H4F2O and a molecular weight of 142.103 g/mol. Key properties include a boiling point of 175.3±20.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 58.9±0.0 °C. It is classified under GHS with signal word Warning and hazard statements H226 — Flammable liquid and vapour, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 2646-90-4
- Jingsj CID
- J-44576-1
- Molecular Formula
- C7H4F2O
- Molecular Weight
- 142.103 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 175.3±20.0 °C at 760 mmHg |
|---|---|
| Density | 1.3±0.1 g/cm3 |
| Flash Point | 58.9±0.0 °C |
| Exact Mass | 142.023026 |
| PSA | 17.07000 |
| LogP | 2.11 |
| Vapor Pressure | 1.2±0.3 mmHg at 25°C |
| Refractive Index | 1.514 |
GHS Safety & Compliance
- H226 — Flammable liquid and vapour
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2913000090 |
|---|---|
| Summary | HS: 2913000090 halogenated, sulphonated, nitrated or nitrosated derivatives of products of heading 2912 Educational tariff:17.0% Tax rebate rate:9.0% Regulatory conditions:none Most favored nation tariff:5.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 2,5-Difluorobenzaldehyde?
The CAS number of 2,5-Difluorobenzaldehyde is 2646-90-4.
What are the molecular formula and molecular weight of 2,5-Difluorobenzaldehyde?
2,5-Difluorobenzaldehyde has molecular formula C7H4F2O and molecular weight 142.103 g/mol.
Is 2,5-Difluorobenzaldehyde hazardous?
2,5-Difluorobenzaldehyde has GHS signal word Warning and hazard statements H226 — Flammable liquid and vapour; H315 — Causes skin irritation; H319 — Causes serious eye irritation.
What are the upstream and downstream products of 2,5-Difluorobenzaldehyde?
For 2,5-Difluorobenzaldehyde, Upstream Products: n-Butyllithium, 1,4-Difluorobenzene, N-Methylformanilide; Downstream Products: 5-fluorobenzo[b]thiophene-2-carboxylic acid, 5-Fluorobenzo[b]thiophene, (5-Fluoro-1-benzothiophen-2-yl)methanol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,5-Difluorobenzaldehyde (CAS 2646-90-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-44576-1 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.