4-Hydroxypyrimidine-5-carboxylic acid

4-羟基嘧啶-5-甲酸

Also known as: 6-Oxo-1,6-dihydropyrimidine-5-carboxylic acid, 4-Oxo-1,4-dihydropyrimidine-5-carboxylic acid, 4-Oxo-3,4-dihydro-5-pyrimidinecarboxylic acid, 5-Pyrimidinecarboxylic acid, 1,4-dihydro-4-oxo- (9CI), 5-Pyrimidinecarboxylic acid, 4-hydroxy-, 4-Hydroxy-5-pyrimidinecarboxylic acid, 6-oxo-1H-pyrimidine-5-carboxylic acid, 1,6-Dihydro-6-oxo-5-pyrimidinecarboxylic acid

4-Hydroxypyrimidine-5-carboxylic acid (CAS 65754-04-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H4N2O3 and a molecular weight of 140.097 g/mol. It is also known as 6-Oxo-1,6-dihydropyrimidine-5-carboxylic acid, 4-Oxo-1,4-dihydropyrimidine-5-carboxylic acid and 4-Oxo-3,4-dihydro-5-pyrimidinecarboxylic acid. Key properties include a boiling point of 364.5±27.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 174.2±23.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
65754-04-3
Jingsj CID
J-1466719-4
Molecular Formula
C5H4N2O3
Chinese Name
4-羟基嘧啶-5-甲酸
Molecular Weight
140.097 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point364.5±27.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point174.2±23.7 °C

Frequently Asked Questions

What is the CAS number of 4-Hydroxypyrimidine-5-carboxylic acid?

The CAS number of 4-Hydroxypyrimidine-5-carboxylic acid is 65754-04-3.

What are the molecular formula and molecular weight of 4-Hydroxypyrimidine-5-carboxylic acid?

4-Hydroxypyrimidine-5-carboxylic acid has molecular formula C5H4N2O3 and molecular weight 140.097 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Hydroxypyrimidine-5-carboxylic acid (CAS 65754-04-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1466719-4 (accessed 2026-10-22).

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