1-(4-Fluorophenyl)-5-methyl-1H-pyrazole-4-carbaldehyde

1-(4-氟苯基)-5-甲基-1H-吡唑-4-甲醛

Also known as: 1-(4-Fluorophenyl)-5-methyl-1H-pyrazole-4-carboxaldehyde, 1-(4-Fluorophenyl)-5-methyl-1H-pyrazole-4-carbaldehyde, 1-(4-Fluorophenyl)-4-formyl-5-methyl-1H-pyrazole, 1-(4-fluorophenyl)-5-methylpyrazole-4-carbaldehyde, 1H-Pyrazole-4-carboxaldehyde, 1-(4-fluorophenyl)-5-methyl-

1-(4-Fluorophenyl)-5-methyl-1H-pyrazole-4-carbaldehyde (CAS 423768-41-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H9FN2O and a molecular weight of 204.20000 g/mol. It is also known as 1-(4-Fluorophenyl)-5-methyl-1H-pyrazole-4-carboxaldehyde, 1-(4-Fluorophenyl)-4-formyl-5-methyl-1H-pyrazole and 1-(4-fluorophenyl)-5-methylpyrazole-4-carbaldehyde. Key properties include a melting point of 113ºC, a boiling point of 321ºC at 760 mmHg, a density of 1.21g/cm3 and a flash point of 147.9ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
423768-41-6
Jingsj CID
J-1524209-3
Molecular Formula
C11H9FN2O
Chinese Name
1-(4-氟苯基)-5-甲基-1H-吡唑-4-甲醛
Molecular Weight
204.20000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point113ºC
Boiling Point321ºC at 760 mmHg
Density1.21g/cm3
Flash Point147.9ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 1-(4-Fluorophenyl)-5-methyl-1H-pyrazole-4-carbaldehyde?

The CAS number of 1-(4-Fluorophenyl)-5-methyl-1H-pyrazole-4-carbaldehyde is 423768-41-6.

What are the molecular formula and molecular weight of 1-(4-Fluorophenyl)-5-methyl-1H-pyrazole-4-carbaldehyde?

1-(4-Fluorophenyl)-5-methyl-1H-pyrazole-4-carbaldehyde has molecular formula C11H9FN2O and molecular weight 204.20000 g/mol.

Is 1-(4-Fluorophenyl)-5-methyl-1H-pyrazole-4-carbaldehyde hazardous?

1-(4-Fluorophenyl)-5-methyl-1H-pyrazole-4-carbaldehyde has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "1-(4-Fluorophenyl)-5-methyl-1H-pyrazole-4-carbaldehyde (CAS 423768-41-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1524209-3 (accessed 2026-10-26).

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