3-(4-Fluorophenyl)-5(4H)-isoxazolone

3-(4-氟苯基)-5(4H)-异噁唑酮

Also known as: 3-(4-fluorophenyl)-4H-1,2-oxazol-5-one, 5(4H)-Isoxazolone, 3-(4-fluorophenyl)-, 2-Isoxazolin-5-one, 3-(p-fluorophenyl)-, 3-(4-fluorophenyl)-1,2-oxazol-5(4H)-one

3-(4-Fluorophenyl)-5(4H)-isoxazolone (CAS 31709-51-0) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H6FNO2 and a molecular weight of 179.14800 g/mol. It is also known as 3-(4-fluorophenyl)-4H-1,2-oxazol-5-one, 5(4H)-Isoxazolone, 3-(4-fluorophenyl)- and 2-Isoxazolin-5-one, 3-(p-fluorophenyl)-. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 31709-51-0
Jingsj CID: J-1358982-6
Molecular Formula: C₉H₆FNO₂
Chinese Name: 3-(4-氟苯基)-5(4H)-异噁唑酮
Molecular Weight: 179.14800 g/mol
Category: Ketones
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 3-(4-Fluorophenyl)-5(4H)-isoxazolone?

The CAS number of 3-(4-Fluorophenyl)-5(4H)-isoxazolone is 31709-51-0.

What are the molecular formula and molecular weight of 3-(4-Fluorophenyl)-5(4H)-isoxazolone?

3-(4-Fluorophenyl)-5(4H)-isoxazolone has molecular formula C9H6FNO2 and molecular weight 179.14800 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "3-(4-Fluorophenyl)-5(4H)-isoxazolone (CAS 31709-51-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1358982-6 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.