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2,4-Diamino-6-hydroxy-5-nitropyrimidine

2,4-二氨基-6-羟基-5-硝基嘧啶

Also known as: NSC 44924, 2,6-Diamino-5-nitropyrimidin-4-ol, 2,6-Diamino-5-nitro-1H-pyrimidin-4-one, 2,6-Diamino-5-nitropyrimidin-4(1H)-one, 4(3H)-Pyrimidinone, 2,6-diamino-5-nitro-, 2,6-bis(azanyl)-5-nitro-1H-pyrimidin-4-one

2,4-Diamino-6-hydroxy-5-nitropyrimidine (CAS 3346-23-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H5N5O3 and a molecular weight of 171.11400 g/mol. It is also known as NSC 44924, 2,6-Diamino-5-nitropyrimidin-4-ol and 2,6-Diamino-5-nitro-1H-pyrimidin-4-one. Key properties include a melting point of >400°C, a boiling point of 285.9ºC at 760mmHg, a density of 2.31g/cm3 and a flash point of 126.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3346-23-4
Jingsj CID
J-1443025-9
Molecular Formula
C4H5N5O3
Chinese Name
2,4-二氨基-6-羟基-5-硝基嘧啶
Molecular Weight
171.11400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point>400°C
Boiling Point285.9ºC at 760mmHg
Density2.31g/cm3
Flash Point126.7ºC

Frequently Asked Questions

What is the CAS number of 2,4-Diamino-6-hydroxy-5-nitropyrimidine?

The CAS number of 2,4-Diamino-6-hydroxy-5-nitropyrimidine is 3346-23-4.

What are the molecular formula and molecular weight of 2,4-Diamino-6-hydroxy-5-nitropyrimidine?

2,4-Diamino-6-hydroxy-5-nitropyrimidine has molecular formula C4H5N5O3 and molecular weight 171.11400 g/mol.

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

Last updated:

How to cite: Jingsj. "2,4-Diamino-6-hydroxy-5-nitropyrimidine (CAS 3346-23-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1443025-9 (accessed 2026-10-24).

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