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

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. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
31709-51-0
Jingsj CID
J-1358982-7
Molecular Formula
C9H6FNO2
Molecular Weight
179.14800 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Exact Mass179.03800
PSA38.66000
LogP0.91230

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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 such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "3-(4-Fluorophenyl)-5(4H)-isoxazolone (CAS 31709-51-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1358982-7 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.