5-Chloro-1-methyl-3-phenyl-1H-pyrazole-4-carbaldehyde

5-氯-1-甲基-3-苯基-1H-吡唑-4-甲醛

Also known as: 1H-Pyrazole-4-carboxaldehyde, 5-chloro-1-methyl-3-phenyl-, 3-phenyl-5-chloro-1-methyl-1H-pyrazole-4-carbaldehyde, 5-Chloro-1-methyl-3-phenyl-1H-pyrazol-4-carbaldehyde, 5-Chloro-1-methyl-3-phenylpyrazole-4-carboxaldehyde, 5-chloro-1-methyl-3-phenyl-1H-Pyrazole-4-carboxaldehyde, 5-chloro-1-methyl-3-phenyl-1H-pyrazole-4-carboxaldehyde, 5-chloro-1-methyl-3-phenyl-1H-pyrazole-4-formaldehyde, 5-chloro-1-methyl-3-phenylpyrazole-4-carbaldehyde

5-Chloro-1-methyl-3-phenyl-1H-pyrazole-4-carbaldehyde (CAS 883-38-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H9ClN2O and a molecular weight of 220.65500 g/mol. It is also known as 1H-Pyrazole-4-carboxaldehyde, 5-chloro-1-methyl-3-phenyl-, 3-phenyl-5-chloro-1-methyl-1H-pyrazole-4-carbaldehyde and 5-Chloro-1-methyl-3-phenyl-1H-pyrazol-4-carbaldehyde. Key properties include a melting point of 62-64ºC, a boiling point of 372.5ºC at 760 mmHg, a density of 1.26g/cm3 and a flash point of 179.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
883-38-5
Jingsj CID
J-945417-0
Molecular Formula
C11H9ClN2O
Chinese Name
5-氯-1-甲基-3-苯基-1H-吡唑-4-甲醛
Molecular Weight
220.65500 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point62-64ºC
Boiling Point372.5ºC at 760 mmHg
Density1.26g/cm3
Flash Point179.1ºC

Frequently Asked Questions

What is the CAS number of 5-Chloro-1-methyl-3-phenyl-1H-pyrazole-4-carbaldehyde?

The CAS number of 5-Chloro-1-methyl-3-phenyl-1H-pyrazole-4-carbaldehyde is 883-38-5.

What are the molecular formula and molecular weight of 5-Chloro-1-methyl-3-phenyl-1H-pyrazole-4-carbaldehyde?

5-Chloro-1-methyl-3-phenyl-1H-pyrazole-4-carbaldehyde has molecular formula C11H9ClN2O and molecular weight 220.65500 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Chloro-1-methyl-3-phenyl-1H-pyrazole-4-carbaldehyde (CAS 883-38-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-945417-0 (accessed 2026-10-25).

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