5-Amino-4-methylpyrimidine

4-甲基-5-氨基嘧啶

Also known as: 4-Methylpyrimidin-5-amine, 4-Methyl-5-pyrimidinamine, 5-AMINO-4-METHYLPYRIMIDINE, 5-AMIO-4-METHYLPYRIMIDINE, 5-Pyrimidinamine, 4-methyl-, 4-methyl-5-aminopyrimidine, 4-methyl-pyrimidin-5-ylamine, Pyrimidine, 5-amino-4-methyl-, MFCD09038780

5-Amino-4-methylpyrimidine (CAS 3438-61-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H7N3 and a molecular weight of 109.129 g/mol. It is also known as 4-Methylpyrimidin-5-amine, 4-Methyl-5-pyrimidinamine and 5-AMINO-4-METHYLPYRIMIDINE. Key properties include a melting point of 47-148°C, a boiling point of 246.8±20.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 126.4±9.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3438-61-7
Jingsj CID
J-976664-8
Molecular Formula
C5H7N3
Chinese Name
4-甲基-5-氨基嘧啶
Molecular Weight
109.129 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point47-148°C
Boiling Point246.8±20.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point126.4±9.0 °C

Frequently Asked Questions

What is the CAS number of 5-Amino-4-methylpyrimidine?

The CAS number of 5-Amino-4-methylpyrimidine is 3438-61-7.

What are the molecular formula and molecular weight of 5-Amino-4-methylpyrimidine?

5-Amino-4-methylpyrimidine has molecular formula C5H7N3 and molecular weight 109.129 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Amino-4-methylpyrimidine (CAS 3438-61-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-976664-8 (accessed 2026-10-22).

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