3-iodo-5-nitropyridin-2-amine

2-氨基-3-碘-5-硝基吡啶

Also known as: 2-Amino-3-iodo-5-nitropyridine, 2-Pyridinamine, 3-iodo-5-nitro-, 3-Iodo-5-nitro-2-pyridinamine, 3-Iodo-5-nitro-pyridin-2-ylamine

3-iodo-5-nitropyridin-2-amine (CAS 25391-56-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H4IN3O2 and a molecular weight of 265.009 g/mol. It is also known as 2-Amino-3-iodo-5-nitropyridine, 2-Pyridinamine, 3-iodo-5-nitro- and 3-Iodo-5-nitro-2-pyridinamine. Key properties include a melting point of 231-236ºC, a boiling point of 391.6±42.0 °C at 760 mmHg, a density of 2.2±0.1 g/cm3 and a flash point of 190.7±27.9 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
25391-56-4
Jingsj CID
J-1500113-1
Molecular Formula
C5H4IN3O2
Chinese Name
2-氨基-3-碘-5-硝基吡啶
Molecular Weight
265.009 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point231-236ºC
Boiling Point391.6±42.0 °C at 760 mmHg
Density2.2±0.1 g/cm3
Flash Point190.7±27.9 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 3-iodo-5-nitropyridin-2-amine?

The CAS number of 3-iodo-5-nitropyridin-2-amine is 25391-56-4.

What are the molecular formula and molecular weight of 3-iodo-5-nitropyridin-2-amine?

3-iodo-5-nitropyridin-2-amine has molecular formula C5H4IN3O2 and molecular weight 265.009 g/mol.

Is 3-iodo-5-nitropyridin-2-amine hazardous?

3-iodo-5-nitropyridin-2-amine 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. "3-iodo-5-nitropyridin-2-amine (CAS 25391-56-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1500113-1 (accessed 2026-10-22).

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