2-Chloro-5-nitropyridin-4-amine

2-氯-4-氨基-5-硝基吡啶

Also known as: 2-Chloro-4-amino-5-nitropyridine, 4-Amino-2-chloro-5-nitropyridine, 2-Chloro-5-nitro-4-pyridinamine, 2-Chloro-5-nitro-pyridin-4-ylamine, 2-chloro-5-nitropyridine-4-amine, 4-Pyridinamine, 2-chloro-5-nitro-

2-Chloro-5-nitropyridin-4-amine (CAS 2604-39-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H4ClN3O2 and a molecular weight of 173.557 g/mol. It is also known as 2-Chloro-4-amino-5-nitropyridine, 4-Amino-2-chloro-5-nitropyridine and 2-Chloro-5-nitro-4-pyridinamine. Key properties include a melting point of 190-191°C, a boiling point of 388.5±37.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 188.7±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2604-39-9
Jingsj CID
J-1579104-7
Molecular Formula
C5H4ClN3O2
Chinese Name
2-氯-4-氨基-5-硝基吡啶
Molecular Weight
173.557 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point190-191°C
Boiling Point388.5±37.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point188.7±26.5 °C

Frequently Asked Questions

What is the CAS number of 2-Chloro-5-nitropyridin-4-amine?

The CAS number of 2-Chloro-5-nitropyridin-4-amine is 2604-39-9.

What are the molecular formula and molecular weight of 2-Chloro-5-nitropyridin-4-amine?

2-Chloro-5-nitropyridin-4-amine has molecular formula C5H4ClN3O2 and molecular weight 173.557 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Chloro-5-nitropyridin-4-amine (CAS 2604-39-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1579104-7 (accessed 2026-10-22).

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