4-Pyridin-2-ylisoxazol-5-amine

4-吡啶-2-异恶唑-5-胺

Also known as: 4-(2-Pyridinyl)-5-isoxazolamine, 4-(2-pyridyl)isoxazole-5-ylamine, 4-PYRIDIN-2-YLISOXAZOL-5-AMINE, 4-pyridin-2-ylisoxazol-5-amine, 4-pyridin-2-yl-1,2-oxazol-5-amine, 5-Isoxazolamine, 4-(2-pyridinyl)-, 5-Isoxazolamine,4-(2-pyridinyl)-(9CI), HMS550H05, 4-(pyridin-2-yl)isoxazol-5-amine

4-Pyridin-2-ylisoxazol-5-amine (CAS 499785-46-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H7N3O and a molecular weight of 161.16100 g/mol. It is also known as 4-(2-Pyridinyl)-5-isoxazolamine, 4-(2-pyridyl)isoxazole-5-ylamine and 4-PYRIDIN-2-YLISOXAZOL-5-AMINE. Key properties include a melting point of 148ºC, a boiling point of 355.9ºC at 760 mmHg, a density of 1.276g/cm3 and a flash point of 169ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
499785-46-5
Jingsj CID
J-1440761-3
Molecular Formula
C8H7N3O
Chinese Name
4-吡啶-2-异恶唑-5-胺
Molecular Weight
161.16100 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point148ºC
Boiling Point355.9ºC at 760 mmHg
Density1.276g/cm3
Flash Point169ºC

Frequently Asked Questions

What is the CAS number of 4-Pyridin-2-ylisoxazol-5-amine?

The CAS number of 4-Pyridin-2-ylisoxazol-5-amine is 499785-46-5.

What are the molecular formula and molecular weight of 4-Pyridin-2-ylisoxazol-5-amine?

4-Pyridin-2-ylisoxazol-5-amine has molecular formula C8H7N3O and molecular weight 161.16100 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Pyridin-2-ylisoxazol-5-amine (CAS 499785-46-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1440761-3 (accessed 2026-10-25).

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