5-Iodo-3-nitropyridin-2-ol

2-羟基-5-碘-3-硝基吡啶

Also known as: 5-Iodo-3-nitro-2-pyridinol, 2-Hydroxy-5-iodo-3-nitropyridine, 2-Hydroxy-3-nitro-5-iodopyridine, 5-Iodo-3-nitropyridin-2(1H)-one, 5-iodo-3-nitro-1H-pyridin-2-one, 5-Iodo-3-nitropyridin-2-ol, 2(1H)-Pyridinone, 5-iodo-3-nitro-, 2-Pyridinol, 5-iodo-3-nitro-

5-Iodo-3-nitropyridin-2-ol (CAS 25391-59-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H3IN2O3 and a molecular weight of 265.993 g/mol. It is also known as 5-Iodo-3-nitro-2-pyridinol, 2-Hydroxy-5-iodo-3-nitropyridine and 2-Hydroxy-3-nitro-5-iodopyridine. Key properties include a boiling point of 385.4±42.0 °C at 760 mmHg, a density of 2.3±0.1 g/cm3 and a flash point of 186.9±27.9 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
25391-59-7
Jingsj CID
J-1494596-8
Molecular Formula
C5H3IN2O3
Chinese Name
2-羟基-5-碘-3-硝基吡啶
Molecular Weight
265.993 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point385.4±42.0 °C at 760 mmHg
Density2.3±0.1 g/cm3
Flash Point186.9±27.9 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 5-Iodo-3-nitropyridin-2-ol?

The CAS number of 5-Iodo-3-nitropyridin-2-ol is 25391-59-7.

What are the molecular formula and molecular weight of 5-Iodo-3-nitropyridin-2-ol?

5-Iodo-3-nitropyridin-2-ol has molecular formula C5H3IN2O3 and molecular weight 265.993 g/mol.

Is 5-Iodo-3-nitropyridin-2-ol hazardous?

5-Iodo-3-nitropyridin-2-ol has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "5-Iodo-3-nitropyridin-2-ol (CAS 25391-59-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1494596-8 (accessed 2026-10-22).

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