1-(4-Methoxyphenyl)-5-methyl-1H-pyrazole-4-carboxaldehyde

1-(4-甲氧基苯基)-5-甲基-1H-吡唑-4-甲醛

Also known as: 1-(4-Methoxyphenyl)-5-methyl-1H-pyrazole-4-carbaldehyde, 1-(4-Methoxyphenyl)-5-methyl-1H-pyrazole-4-carboxaldehyde, 1-(4-methoxyphenyl)-5-methylpyrazole-4-carbaldehyde, 1H-Pyrazole-4-carboxaldehyde, 1-(4-methoxyphenyl)-5-methyl-

1-(4-Methoxyphenyl)-5-methyl-1H-pyrazole-4-carboxaldehyde (CAS 423768-44-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H12N2O2 and a molecular weight of 216.236 g/mol. It is also known as 1-(4-Methoxyphenyl)-5-methyl-1H-pyrazole-4-carbaldehyde, 1-(4-methoxyphenyl)-5-methylpyrazole-4-carbaldehyde and 1H-Pyrazole-4-carboxaldehyde, 1-(4-methoxyphenyl)-5-methyl-. Key properties include a melting point of 80ºC, a boiling point of 363.3±32.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 173.5±25.1 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
423768-44-9
Jingsj CID
J-1171330-6
Molecular Formula
C12H12N2O2
Chinese Name
1-(4-甲氧基苯基)-5-甲基-1H-吡唑-4-甲醛
Molecular Weight
216.236 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point80ºC
Boiling Point363.3±32.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point173.5±25.1 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

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

The CAS number of 1-(4-Methoxyphenyl)-5-methyl-1H-pyrazole-4-carboxaldehyde is 423768-44-9.

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

1-(4-Methoxyphenyl)-5-methyl-1H-pyrazole-4-carboxaldehyde has molecular formula C12H12N2O2 and molecular weight 216.236 g/mol.

Is 1-(4-Methoxyphenyl)-5-methyl-1H-pyrazole-4-carboxaldehyde hazardous?

1-(4-Methoxyphenyl)-5-methyl-1H-pyrazole-4-carboxaldehyde has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "1-(4-Methoxyphenyl)-5-methyl-1H-pyrazole-4-carboxaldehyde (CAS 423768-44-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1171330-6 (accessed 2026-10-25).

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