3-(Pyridin-4-yl)isoxazol-5(4H)-one

3-(吡啶-4-基)异恶唑-5(4H)-酮

Also known as: 2-Isoxazolin-5-one, 3-(4-pyridyl)-, 2-Isoxazolin-5-one,3-(4-pyridyl)-(6CI), 3-(4-Pyridyl)-2-isoxazolin-5-one, 3-pyridin-4-yl-2H-isoxazol-5-one, 3-pyridin-4-yl-4H-1,2-oxazol-5-one, 3-pyridin-4-yl-4H-isoxazol-5-one, 5(4H)-Isoxazolone, 3-(4-pyridinyl)-, isoxazol-5(4H)-one, 3-(4-pyridinyl)-

3-(Pyridin-4-yl)isoxazol-5(4H)-one (CAS 101084-52-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H6N2O2 and a molecular weight of 162.14500 g/mol. It is also known as 2-Isoxazolin-5-one, 3-(4-pyridyl)-, 2-Isoxazolin-5-one,3-(4-pyridyl)-(6CI) and 3-(4-Pyridyl)-2-isoxazolin-5-one. Key properties include a boiling point of 278.5ºC at 760 mmHg, a density of 1.38g/cm3 and a flash point of 122.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
101084-52-0
Jingsj CID
J-998401-1
Molecular Formula
C8H6N2O2
Chinese Name
3-(吡啶-4-基)异恶唑-5(4H)-酮
Molecular Weight
162.14500 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point278.5ºC at 760 mmHg
Density1.38g/cm3
Flash Point122.3ºC

Frequently Asked Questions

What is the CAS number of 3-(Pyridin-4-yl)isoxazol-5(4H)-one?

The CAS number of 3-(Pyridin-4-yl)isoxazol-5(4H)-one is 101084-52-0.

What are the molecular formula and molecular weight of 3-(Pyridin-4-yl)isoxazol-5(4H)-one?

3-(Pyridin-4-yl)isoxazol-5(4H)-one has molecular formula C8H6N2O2 and molecular weight 162.14500 g/mol.

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

Last updated:

How to cite: Jingsj. "3-(Pyridin-4-yl)isoxazol-5(4H)-one (CAS 101084-52-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-998401-1 (accessed 2026-10-24).

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