4-Fluoro-3-hydroxybenzonitrile
4-氟-3-羟基苯腈
Also known as: 2-Fluoro-5-cyanophenol, 5-Cyano-2-fluorophenol, Benzonitrile, 4-fluoro-3-hydroxy-, QR BF ECN
4-Fluoro-3-hydroxybenzonitrile (CAS 186590-04-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H4FNO and a molecular weight of 137.111 g/mol. It is also known as 2-Fluoro-5-cyanophenol, 5-Cyano-2-fluorophenol and Benzonitrile, 4-fluoro-3-hydroxy-. Key properties include a melting point of 69-72ºC, a boiling point of 240.4±25.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 99.2±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 186590-04-5
- Jingsj CID
- J-1511950-2
- Molecular Formula
- C7H4FNO
- Chinese Name
- 4-氟-3-羟基苯腈
- Molecular Weight
- 137.111 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 69-72ºC |
|---|---|
| Boiling Point | 240.4±25.0 °C at 760 mmHg |
| Density | 1.3±0.1 g/cm3 |
| Flash Point | 99.2±23.2 °C |
| Exact Mass | 137.027695 |
| PSA | 44.02000 |
| LogP | 1.92 |
| Vapor Pressure | 0.0±0.5 mmHg at 25°C |
| Refractive Index | 1.559 |
| Storage Conditions | Keep Cold |
Customs & Trade Information
| HS Code | 2926909090 |
|---|---|
| Summary | HS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 4-Fluoro-3-hydroxybenzonitrile?
The CAS number of 4-Fluoro-3-hydroxybenzonitrile is 186590-04-5.
What are the molecular formula and molecular weight of 4-Fluoro-3-hydroxybenzonitrile?
4-Fluoro-3-hydroxybenzonitrile has molecular formula C7H4FNO and molecular weight 137.111 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-Fluoro-3-hydroxybenzonitrile (CAS 186590-04-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1511950-2 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.