5-Nitropyridin-3-ol

5-硝基吡啶-3-醇

Also known as: 5-Nitro-3-pyridinol, 3-Hydroxy-5-nitropyridine, 3-Pyridinol, 5-nitro-, 5-Nitro-3-pyridinol (9CI)

5-Nitropyridin-3-ol (CAS 186593-26-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H4N2O3 and a molecular weight of 140.097 g/mol. It is also known as 5-Nitro-3-pyridinol, 3-Hydroxy-5-nitropyridine and 3-Pyridinol, 5-nitro-. Key properties include a boiling point of 411.7±30.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 202.8±24.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
186593-26-0
Jingsj CID
J-1519387-4
Molecular Formula
C5H4N2O3
Chinese Name
5-硝基吡啶-3-醇
Molecular Weight
140.097 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point411.7±30.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point202.8±24.6 °C

Frequently Asked Questions

What is the CAS number of 5-Nitropyridin-3-ol?

The CAS number of 5-Nitropyridin-3-ol is 186593-26-0.

What are the molecular formula and molecular weight of 5-Nitropyridin-3-ol?

5-Nitropyridin-3-ol has molecular formula C5H4N2O3 and molecular weight 140.097 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Nitropyridin-3-ol (CAS 186593-26-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1519387-4 (accessed 2026-10-22).

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