4,6-Dihydroxy-5-formylpyrimidine

4,6-二羟基-5-甲酰基嘧啶

Also known as: 4,6-Dihydroxypyrimidine-5-carbaldehyde, 5-Formyl-4,6-dihydroxypyrimidine, 5-Formyl-4,6-dioxypyrimidin, 1,4-Dihydro-6-hydroxy-4-oxo-5-pyrimidinecarboxaldehyde, 4,6-Dioxo-1,4,5,6-tetrahydropyrimidine-5-carbaldehyde, 4-Hydroxy-6-oxo-1,6-dihydro-5-pyrimidinecarbaldehyde, 5-Pyrimidinecarboxaldehyde, 1,4-dihydro-6-hydroxy-4-oxo-, 5-Pyrimidinecarboxaldehyde, 4,6-dihydroxy-

4,6-Dihydroxy-5-formylpyrimidine (CAS 14256-99-6) 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 4,6-Dihydroxypyrimidine-5-carbaldehyde, 5-Formyl-4,6-dihydroxypyrimidine and 5-Formyl-4,6-dioxypyrimidin. Key properties include a melting point of 250-252 °C, a boiling point of 277.7±35.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 121.7±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
14256-99-6
Jingsj CID
J-1454678-5
Molecular Formula
C5H4N2O3
Chinese Name
4,6-二羟基-5-甲酰基嘧啶
Molecular Weight
140.097 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point250-252 °C
Boiling Point277.7±35.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point121.7±25.9 °C

Frequently Asked Questions

What is the CAS number of 4,6-Dihydroxy-5-formylpyrimidine?

The CAS number of 4,6-Dihydroxy-5-formylpyrimidine is 14256-99-6.

What are the molecular formula and molecular weight of 4,6-Dihydroxy-5-formylpyrimidine?

4,6-Dihydroxy-5-formylpyrimidine 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. "4,6-Dihydroxy-5-formylpyrimidine (CAS 14256-99-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1454678-5 (accessed 2026-10-22).

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