5-Amino-2-hydroxypyridine

2-羟基-5-氨基吡啶

Also known as: 5-Amino-2-pyridone, 5-Amino-2-pyridinol, 5-Aminopyridin-2(1H)-one, 5-Aminopyridin-2-ol, 2-Hydroxy-5-aminopyridine, 3-Amino-6-hydroxypyridine, 5-Amino-2(1H)-pyridinone, 2(1H)-Pyridinone, 5-amino-

5-Amino-2-hydroxypyridine (CAS 33630-94-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H6N2O and a molecular weight of 110.114 g/mol. It is also known as 5-Amino-2-pyridone, 5-Amino-2-pyridinol and 5-Aminopyridin-2(1H)-one. Key properties include a melting point of 18-20°C, a boiling point of 420.4±30.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 208.1±24.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
33630-94-3
Jingsj CID
J-1029613-2
Molecular Formula
C5H6N2O
Chinese Name
2-羟基-5-氨基吡啶
Molecular Weight
110.114 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point18-20°C
Boiling Point420.4±30.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point208.1±24.6 °C

Frequently Asked Questions

What is the CAS number of 5-Amino-2-hydroxypyridine?

The CAS number of 5-Amino-2-hydroxypyridine is 33630-94-3.

What are the molecular formula and molecular weight of 5-Amino-2-hydroxypyridine?

5-Amino-2-hydroxypyridine has molecular formula C5H6N2O and molecular weight 110.114 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Amino-2-hydroxypyridine (CAS 33630-94-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1029613-2 (accessed 2026-10-22).

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