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1-Methyl-5-(trifluoromethyl)-1H-pyrazole-4-carboxaldehyde

1-甲基-5-(三氟甲基)-1H-吡唑-4-羧醛

Also known as: 1-Methyl-5-(trifluoromethyl)-1H-pyrazol-4-carbaldehyde, 1-Methyl-5-(trifluoromethyl)-1H-pyrazole-4-carbaldehyde, 1-methyl-5-(trifluoromethyl)-1H-pyrazole-4-carbaldehyde, 1-methyl-5-(trifluoromethyl)pyrazole-4-carbaldehyde, 1-methyl-5-trifluoromethyl-4-pyrazolecarbaldehyde, 1H-Pyrazole-4-carboxaldehyde, 1-methyl-5-(trifluoromethyl)-, 4-Formyl-5-(trifluoromethyl)-1-methyl-1H-pyrazole

1-Methyl-5-(trifluoromethyl)-1H-pyrazole-4-carboxaldehyde (CAS 497833-04-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H5F3N2O and a molecular weight of 178.112 g/mol. It is also known as 1-Methyl-5-(trifluoromethyl)-1H-pyrazol-4-carbaldehyde, 1-Methyl-5-(trifluoromethyl)-1H-pyrazole-4-carbaldehyde and 1-methyl-5-(trifluoromethyl)-1H-pyrazole-4-carbaldehyde. Key properties include a boiling point of 232.0±40.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 94.1±27.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
497833-04-2
Jingsj CID
J-1170249-4
Molecular Formula
C6H5F3N2O
Chinese Name
1-甲基-5-(三氟甲基)-1H-吡唑-4-羧醛
Molecular Weight
178.112 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point232.0±40.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point94.1±27.3 °C

Frequently Asked Questions

What is the CAS number of 1-Methyl-5-(trifluoromethyl)-1H-pyrazole-4-carboxaldehyde?

The CAS number of 1-Methyl-5-(trifluoromethyl)-1H-pyrazole-4-carboxaldehyde is 497833-04-2.

What are the molecular formula and molecular weight of 1-Methyl-5-(trifluoromethyl)-1H-pyrazole-4-carboxaldehyde?

1-Methyl-5-(trifluoromethyl)-1H-pyrazole-4-carboxaldehyde has molecular formula C6H5F3N2O and molecular weight 178.112 g/mol.

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

Last updated:

How to cite: Jingsj. "1-Methyl-5-(trifluoromethyl)-1H-pyrazole-4-carboxaldehyde (CAS 497833-04-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1170249-4 (accessed 2026-10-26).

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