5-Methyl-1-(2-methylphenyl)-1H-pyrazole-4-carbaldehyde

5-甲基-1-(2-甲基苯基)-1H-吡唑-4-甲醛

Also known as: 5-Methyl-1-(o-tolyl)-1H-pyrazole-4-carbaldehyde, 1H-Pyrazole-4-carboxaldehyde, 5-methyl-1-(2-methylphenyl)-, 4-Formyl-5-methyl-1-(2-methylphenyl)-1H-pyrazole, 2-(4-Formyl-5-methyl-1H-pyrazol-1-yl)toluene, 5-METHYL-1-(2-METHYLPHENYL)-1H-PYRAZOLE-4-CARBALDEHYDE, 5-METHYL-1-(2-METHYLPHENYL)-1H-PYRAZOLE-4-CARBOXALDEHYDE

5-Methyl-1-(2-methylphenyl)-1H-pyrazole-4-carbaldehyde (CAS 423768-40-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H12N2O and a molecular weight of 200.23600 g/mol. It is also known as 5-Methyl-1-(o-tolyl)-1H-pyrazole-4-carbaldehyde, 1H-Pyrazole-4-carboxaldehyde, 5-methyl-1-(2-methylphenyl)- and 4-Formyl-5-methyl-1-(2-methylphenyl)-1H-pyrazole. Key properties include a melting point of 99ºC, a boiling point of 348.3ºC at 760 mmHg, a density of 1.11g/cm3 and a flash point of 164.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
423768-40-5
Jingsj CID
J-1510527-1
Molecular Formula
C12H12N2O
Chinese Name
5-甲基-1-(2-甲基苯基)-1H-吡唑-4-甲醛
Molecular Weight
200.23600 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point99ºC
Boiling Point348.3ºC at 760 mmHg
Density1.11g/cm3
Flash Point164.4ºC

Frequently Asked Questions

What is the CAS number of 5-Methyl-1-(2-methylphenyl)-1H-pyrazole-4-carbaldehyde?

The CAS number of 5-Methyl-1-(2-methylphenyl)-1H-pyrazole-4-carbaldehyde is 423768-40-5.

What are the molecular formula and molecular weight of 5-Methyl-1-(2-methylphenyl)-1H-pyrazole-4-carbaldehyde?

5-Methyl-1-(2-methylphenyl)-1H-pyrazole-4-carbaldehyde has molecular formula C12H12N2O and molecular weight 200.23600 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Methyl-1-(2-methylphenyl)-1H-pyrazole-4-carbaldehyde (CAS 423768-40-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1510527-1 (accessed 2026-10-25).

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