5-Fluoro-2-hydroxyisonicotinaldehyde

5-氟-2-羟基吡啶-4-甲醛

Also known as: 4-Pyridinecarboxaldehyde, 5-fluoro-1,2-dihydro-2-oxo- (9CI), 4-Pyridinecarboxaldehyde, 5-fluoro-2-hydroxy-, 5-Fluoro-4-formyl-2-hydroxypyridine, 5-Fluoro-2-hydroxy-4-pyridinecarboxaldehyde, 5-Fluoro-2-hydroxy-pyridine-4-carbaldehyde, 5-Fluoro-2-oxo-1,2-dihydro-4-pyridinecarbaldehyde, 5-Fluoro-2-oxo-1,2-dihydropyridine-4-carbaldehyde, 5-Fluoro-2-oxo-1H-pyridine-4-carbaldehyde, 5-fluoro-1,2-dihydro-2-oxo-4-Pyridinecarboxaldehyde

5-Fluoro-2-hydroxyisonicotinaldehyde (CAS 500148-38-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H4FNO2 and a molecular weight of 141.100 g/mol. It is also known as 4-Pyridinecarboxaldehyde, 5-fluoro-1,2-dihydro-2-oxo- (9CI), 4-Pyridinecarboxaldehyde, 5-fluoro-2-hydroxy- and 5-Fluoro-4-formyl-2-hydroxypyridine. Key properties include a boiling point of 237.9±40.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 97.7±27.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
500148-38-9
Jingsj CID
J-1445643-7
Molecular Formula
C6H4FNO2
Chinese Name
5-氟-2-羟基吡啶-4-甲醛
Molecular Weight
141.100 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point237.9±40.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point97.7±27.3 °C

Frequently Asked Questions

What is the CAS number of 5-Fluoro-2-hydroxyisonicotinaldehyde?

The CAS number of 5-Fluoro-2-hydroxyisonicotinaldehyde is 500148-38-9.

What are the molecular formula and molecular weight of 5-Fluoro-2-hydroxyisonicotinaldehyde?

5-Fluoro-2-hydroxyisonicotinaldehyde has molecular formula C6H4FNO2 and molecular weight 141.100 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Fluoro-2-hydroxyisonicotinaldehyde (CAS 500148-38-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1445643-7 (accessed 2026-10-24).

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