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1-p-Tolyl-1H-pyrazole-4-carbaldehyde

1-(4-甲基苯基)吡唑-4-甲醛

Also known as: 1-(4-methylphenyl)pyrazole-4-carbaldehyde, 1-(4-methylphenyl)-1H-pyrazole-4-carbaldehyde, 1-p-Tolyl-1H-pyrazole-4-carboxaldehyde

1-p-Tolyl-1H-pyrazole-4-carbaldehyde (CAS 337957-59-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H10N2O and a molecular weight of 186.21000 g/mol. It is also known as 1-(4-methylphenyl)pyrazole-4-carbaldehyde, 1-(4-methylphenyl)-1H-pyrazole-4-carbaldehyde and 1-p-Tolyl-1H-pyrazole-4-carboxaldehyde. Key properties include a boiling point of 322.9ºC at 760 mmHg, a density of 1.13g/cm3 and a flash point of 149.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
337957-59-2
Jingsj CID
J-1355087-9
Molecular Formula
C11H10N2O
Chinese Name
1-(4-甲基苯基)吡唑-4-甲醛
Molecular Weight
186.21000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point322.9ºC at 760 mmHg
Density1.13g/cm3
Flash Point149.1ºC

Frequently Asked Questions

What is the CAS number of 1-p-Tolyl-1H-pyrazole-4-carbaldehyde?

The CAS number of 1-p-Tolyl-1H-pyrazole-4-carbaldehyde is 337957-59-2.

What are the molecular formula and molecular weight of 1-p-Tolyl-1H-pyrazole-4-carbaldehyde?

1-p-Tolyl-1H-pyrazole-4-carbaldehyde has molecular formula C11H10N2O and molecular weight 186.21000 g/mol.

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

Last updated:

How to cite: Jingsj. "1-p-Tolyl-1H-pyrazole-4-carbaldehyde (CAS 337957-59-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1355087-9 (accessed 2026-10-24).

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