2-Amino-3-chloro-5-hydroxypyridine

2-氨基-3-氯-5-羟基吡啶

Also known as: 6-Amino-5-chloro-3-pyridinol, 2-Amino-3-chloro-5-hydroxypyridine, 3-Pyridinol, 6-amino-5-chloro-, 3-Pyridinol,6-amino-5-chloro-(9CI), 6-Amino-5-chloro-pyridin-3-ol, 6-amino-5-chloro-3-pyridinol, 6-amino-5-chloropyridin-3-ol, 6-azanyl-5-chloranyl-pyridin-3-ol

2-Amino-3-chloro-5-hydroxypyridine (CAS 209328-70-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H5ClN2O and a molecular weight of 144.559 g/mol. It is also known as 6-Amino-5-chloro-3-pyridinol, 3-Pyridinol, 6-amino-5-chloro- and 3-Pyridinol,6-amino-5-chloro-(9CI). Key properties include a boiling point of 405.6±45.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 199.1±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 209328-70-1
Jingsj CID: J-1405101-2
Molecular Formula: C₅H₅ClN₂O
Chinese Name: 2-氨基-3-氯-5-羟基吡啶
Molecular Weight: 144.559 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	405.6±45.0 °C at 760 mmHg
Density	1.5±0.1 g/cm3
Flash Point	199.1±28.7 °C

Frequently Asked Questions

What is the CAS number of 2-Amino-3-chloro-5-hydroxypyridine?

The CAS number of 2-Amino-3-chloro-5-hydroxypyridine is 209328-70-1.

What are the molecular formula and molecular weight of 2-Amino-3-chloro-5-hydroxypyridine?

2-Amino-3-chloro-5-hydroxypyridine has molecular formula C5H5ClN2O and molecular weight 144.559 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2-Amino-3-chloro-5-hydroxypyridine (CAS 209328-70-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1405101-2 (accessed 2026-10-24).

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