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

4-醛基-5-(二氟甲基)-1-甲基-1H-吡唑

Also known as: 5-(difluoromethyl)-1-methylpyrazole-4-carbaldehyde, 1H-Pyrazole-4-carbaldehyde, 5-(difluoromethyl)-1-methyl-, 1H-Pyrazole-4-carboxaldehyde, 5-(difluoromethyl)-1-methyl-, 5-(Difluoromethyl)-1-methyl-1H-pyrazol-4-carbaldehyde, 5-(Difluoromethyl)-1-methyl-1H-pyrazole-4-carbaldehyde

5-(difluoromethyl)-1-methyl-1H-pyrazole-4-carbaldehyde (CAS 1204298-70-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H6F2N2O and a molecular weight of 160.121 g/mol. It is also known as 5-(difluoromethyl)-1-methylpyrazole-4-carbaldehyde, 1H-Pyrazole-4-carbaldehyde, 5-(difluoromethyl)-1-methyl- and 1H-Pyrazole-4-carboxaldehyde, 5-(difluoromethyl)-1-methyl-. Key properties include a boiling point of 259.7±40.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 110.9±27.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1204298-70-3
Jingsj CID
J-1207503-8
Molecular Formula
C6H6F2N2O
Chinese Name
4-醛基-5-(二氟甲基)-1-甲基-1H-吡唑
Molecular Weight
160.121 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point259.7±40.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point110.9±27.3 °C

Frequently Asked Questions

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

The CAS number of 5-(difluoromethyl)-1-methyl-1H-pyrazole-4-carbaldehyde is 1204298-70-3.

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

5-(difluoromethyl)-1-methyl-1H-pyrazole-4-carbaldehyde has molecular formula C6H6F2N2O and molecular weight 160.121 g/mol.

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

Last updated:

How to cite: Jingsj. "5-(difluoromethyl)-1-methyl-1H-pyrazole-4-carbaldehyde (CAS 1204298-70-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1207503-8 (accessed 2026-10-25).

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