2-methylpyrimidine-4,5-diamine

2-甲基嘧啶-4,5-二胺

Also known as: 4,5-Diamino-2-methylpyrimidine, 2-Methyl-4,5-pyrimidinediamine, 2-Methyl-pyrimidin-4,5-diyldiamine, 2-methyl-pyrimidine-4,5-diyldiamine, 4,5-Pyrimidinediamine, 2-methyl-, 4,5-Pyrimidinediamine, 2-methyl- (9CI)

2-methylpyrimidine-4,5-diamine (CAS 15579-63-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H8N4 and a molecular weight of 124.14400 g/mol. It is also known as 4,5-Diamino-2-methylpyrimidine, 2-Methyl-4,5-pyrimidinediamine and 2-Methyl-pyrimidin-4,5-diyldiamine. Key properties include a boiling point of 295.5ºC at 760 mmHg, a density of 1.283g/cm3 and a flash point of 157.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
15579-63-2
Jingsj CID
J-1502844-4
Molecular Formula
C5H8N4
Chinese Name
2-甲基嘧啶-4,5-二胺
Molecular Weight
124.14400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point295.5ºC at 760 mmHg
Density1.283g/cm3
Flash Point157.6ºC

Frequently Asked Questions

What is the CAS number of 2-methylpyrimidine-4,5-diamine?

The CAS number of 2-methylpyrimidine-4,5-diamine is 15579-63-2.

What are the molecular formula and molecular weight of 2-methylpyrimidine-4,5-diamine?

2-methylpyrimidine-4,5-diamine has molecular formula C5H8N4 and molecular weight 124.14400 g/mol.

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

Last updated:

How to cite: Jingsj. "2-methylpyrimidine-4,5-diamine (CAS 15579-63-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1502844-4 (accessed 2026-10-24).

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