5-Aminoisoxazol-3(2H)-one

5-氨基异噁唑-3(2H)-酮

Also known as: 3(2H)-Isoxazolone,5-amino-, 5-AMINO-2,3-DIHYDRO-1,2-OXAZOL-3-ONE, 5-Amino-3-isoxazolon, 5-Amino-isoxazol-3-one, 5-amino-1,2-oxazol-3-ol, 5-amino-1,2-oxazol-3-one, 5-amino-3-isoxazolone, 5-aminoisoxazol-3-ol, 5-amino-2,3-dihydro-1,2-oxazol-3-one

5-Aminoisoxazol-3(2H)-one (CAS 822-63-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C3H4N2O2 and a molecular weight of 100.07600 g/mol. It is also known as 3(2H)-Isoxazolone,5-amino-, 5-AMINO-2,3-DIHYDRO-1,2-OXAZOL-3-ONE and 5-Amino-3-isoxazolon. Key properties include a boiling point of 369ºC at 760 mmHg, a density of 1.406g/cm3 and a flash point of 177ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
822-63-9
Jingsj CID
J-1072133-7
Molecular Formula
C3H4N2O2
Chinese Name
5-氨基异噁唑-3(2H)-酮
Molecular Weight
100.07600 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point369ºC at 760 mmHg
Density1.406g/cm3
Flash Point177ºC

Frequently Asked Questions

What is the CAS number of 5-Aminoisoxazol-3(2H)-one?

The CAS number of 5-Aminoisoxazol-3(2H)-one is 822-63-9.

What are the molecular formula and molecular weight of 5-Aminoisoxazol-3(2H)-one?

5-Aminoisoxazol-3(2H)-one has molecular formula C3H4N2O2 and molecular weight 100.07600 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Aminoisoxazol-3(2H)-one (CAS 822-63-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1072133-7 (accessed 2026-10-25).

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