5-Hydroxy-2-methylpyrimidine

2-甲基-5-羟基嘧啶

Also known as: 2-Methyl-5-pyrimidinol, 2-Methylpyrimidin-5-ol, 2-methylpyrimidin-5-ol, 5-Pyrimidinol, 2-methyl-, 5-Pyrimidinol, 2-methyl- (9CI)

5-Hydroxy-2-methylpyrimidine (CAS 35231-56-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H6N2O and a molecular weight of 110.114 g/mol. It is also known as 2-Methyl-5-pyrimidinol, 2-Methylpyrimidin-5-ol and 2-methylpyrimidin-5-ol. Key properties include a melting point of 175-179ºC, a boiling point of 208.5±13.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 79.9±19.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
35231-56-2
Jingsj CID
J-1090370-0
Molecular Formula
C5H6N2O
Chinese Name
2-甲基-5-羟基嘧啶
Molecular Weight
110.114 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point175-179ºC
Boiling Point208.5±13.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point79.9±19.8 °C

Frequently Asked Questions

What is the CAS number of 5-Hydroxy-2-methylpyrimidine?

The CAS number of 5-Hydroxy-2-methylpyrimidine is 35231-56-2.

What are the molecular formula and molecular weight of 5-Hydroxy-2-methylpyrimidine?

5-Hydroxy-2-methylpyrimidine has molecular formula C5H6N2O and molecular weight 110.114 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Hydroxy-2-methylpyrimidine (CAS 35231-56-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1090370-0 (accessed 2026-10-22).

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