4-Bromo-1-methyl-3-(trifluoromethyl)-1H-pyrazole

1-甲基-3-三氟甲基-4-溴-1H-吡唑

Also known as: 1-Methyl-3-trifluoromethyl-4-bromo-1H-pyrazole, 4-bromo-1-methyl-3-(trifluoromethyl)pyrazole, 1H-Pyrazole, 4-bromo-1-methyl-3-(trifluoromethyl)-, 4-Bromo-1-methyl-3-(trifluoromethyl)-1H-pyrazole, MFCD04115415

4-Bromo-1-methyl-3-(trifluoromethyl)-1H-pyrazole (CAS 497832-99-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H4BrF3N2 and a molecular weight of 228.998 g/mol. It is also known as 1-Methyl-3-trifluoromethyl-4-bromo-1H-pyrazole, 4-bromo-1-methyl-3-(trifluoromethyl)pyrazole and 1H-Pyrazole, 4-bromo-1-methyl-3-(trifluoromethyl)-. Key properties include a boiling point of 200.4±35.0 °C at 760 mmHg, a density of 1.8±0.1 g/cm3 and a flash point of 75.0±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
497832-99-2
Jingsj CID
J-8485-5
Molecular Formula
C5H4BrF3N2
Chinese Name
1-甲基-3-三氟甲基-4-溴-1H-吡唑
Molecular Weight
228.998 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point200.4±35.0 °C at 760 mmHg
Density1.8±0.1 g/cm3
Flash Point75.0±25.9 °C

Frequently Asked Questions

What is the CAS number of 4-Bromo-1-methyl-3-(trifluoromethyl)-1H-pyrazole?

The CAS number of 4-Bromo-1-methyl-3-(trifluoromethyl)-1H-pyrazole is 497832-99-2.

What are the molecular formula and molecular weight of 4-Bromo-1-methyl-3-(trifluoromethyl)-1H-pyrazole?

4-Bromo-1-methyl-3-(trifluoromethyl)-1H-pyrazole has molecular formula C5H4BrF3N2 and molecular weight 228.998 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Bromo-1-methyl-3-(trifluoromethyl)-1H-pyrazole (CAS 497832-99-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-8485-5 (accessed 2026-10-22).

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