5-methoxypyrimidin-4(1H)-one

4-羟基-5-甲氧基嘧啶

Also known as: 4(1H)-Pyrimidinone, 5-methoxy- (9CI), 4(3H)-pyrimidinone, 5-methoxy-, 5-METHOXYPYRIMIDIN-4-OL, 5-Methoxy-3H-pyrimidin-4-one, 5-Methoxy-4(1H)-pyrimidinone, 5-Methoxy-4(1H)-pyrimidone, 5-Methoxy-4(3H)-pyrimidone, 5-Methoxypyrimidin-4(1H)-one, 5-methoxy-3H-pyrimidin-4-one, 5-methoxy-4(3H)-pyrimidinone

5-methoxypyrimidin-4(1H)-one (CAS 695-87-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H6N2O2 and a molecular weight of 126.113 g/mol. It is also known as 4(1H)-Pyrimidinone, 5-methoxy- (9CI), 4(3H)-pyrimidinone, 5-methoxy- and 5-METHOXYPYRIMIDIN-4-OL. Key properties include a melting point of 210-211℃ (ethanol ), a boiling point of 251.6±20.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 106.0±21.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
695-87-4
Jingsj CID
J-978800-2
Molecular Formula
C5H6N2O2
Chinese Name
4-羟基-5-甲氧基嘧啶
Molecular Weight
126.113 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point210-211℃ (ethanol )
Boiling Point251.6±20.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point106.0±21.8 °C

Frequently Asked Questions

What is the CAS number of 5-methoxypyrimidin-4(1H)-one?

The CAS number of 5-methoxypyrimidin-4(1H)-one is 695-87-4.

What are the molecular formula and molecular weight of 5-methoxypyrimidin-4(1H)-one?

5-methoxypyrimidin-4(1H)-one has molecular formula C5H6N2O2 and molecular weight 126.113 g/mol.

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

Last updated:

How to cite: Jingsj. "5-methoxypyrimidin-4(1H)-one (CAS 695-87-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-978800-2 (accessed 2026-10-22).

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