4-Bromo-1-methyl-1H-pyrazole-3-carbaldehyde

4-溴-1-甲基-1H-吡唑-3-甲醛

Also known as: 4-bromo-1-methyl-1H-pyrazole-3-carbaldehyde, 4-bromo-1-methylpyrazole-3-carboxaldehyde, 4-bromo-1-methylpyrazole-3-carbaldehyde, 4-bromo-1-methyl-1H-pyrazole-3-carboxaldehyde, 4-bromo-3-formyl-1-methyl-1H-pyrazole, 1H-pyrazole-3-carboxaldehyde, 4-bromo-1-methyl-, AKOS B007395, ART-CHEM-BB B007395

4-Bromo-1-methyl-1H-pyrazole-3-carbaldehyde (CAS 287917-96-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H5BrN2O and a molecular weight of 189.01000 g/mol. It is also known as 4-bromo-1-methyl-1H-pyrazole-3-carbaldehyde, 4-bromo-1-methylpyrazole-3-carboxaldehyde and 4-bromo-1-methylpyrazole-3-carbaldehyde. Key properties include a melting point of 70ºC, a boiling point of 275.2ºC at 760mmHg, a density of 1.73g/cm3 and a flash point of 120.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
287917-96-8
Jingsj CID
J-1524283-5
Molecular Formula
C5H5BrN2O
Chinese Name
4-溴-1-甲基-1H-吡唑-3-甲醛
Molecular Weight
189.01000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point70ºC
Boiling Point275.2ºC at 760mmHg
Density1.73g/cm3
Flash Point120.2ºC

Frequently Asked Questions

What is the CAS number of 4-Bromo-1-methyl-1H-pyrazole-3-carbaldehyde?

The CAS number of 4-Bromo-1-methyl-1H-pyrazole-3-carbaldehyde is 287917-96-8.

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

4-Bromo-1-methyl-1H-pyrazole-3-carbaldehyde has molecular formula C5H5BrN2O and molecular weight 189.01000 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-1H-pyrazole-3-carbaldehyde (CAS 287917-96-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1524283-5 (accessed 2026-10-25).

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