1-Phenyl-1H-pyrazole-5-carbaldehyde

1-苯基-1H-吡唑-5-甲醛

Also known as: 1-phenyl-1H-pyrazole-5-carboxaldehyde, 1-phenylpyrazole-5-carbaldehyde, 1-phenyl-5-formylpyrazole, 2-phenylpyrazole-3-carbaldehyde, 2-phenyl-2H-pyrazole-3-carbaldehyde, 2-phenyl-3-pyrazolecarboxaldehyde, 1H-pyrazole-5-carboxaldehyde, 1-phenyl-, 1-phenyl-1H-pyrazol-5-carbaldehyde, 1-phenyl-2H-pyrazole-5-carbaldehyde

1-Phenyl-1H-pyrazole-5-carbaldehyde (CAS 132274-70-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H8N2O and a molecular weight of 172.18300 g/mol. It is also known as 1-phenyl-1H-pyrazole-5-carboxaldehyde, 1-phenylpyrazole-5-carbaldehyde and 1-phenyl-5-formylpyrazole. Key properties include a melting point of 31ºC, a boiling point of 312.7ºC at 760 mmHg, a density of 1.15g/cm3 and a flash point of 142.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
132274-70-5
Jingsj CID
J-1176547-1
Molecular Formula
C10H8N2O
Chinese Name
1-苯基-1H-吡唑-5-甲醛
Molecular Weight
172.18300 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point31ºC
Boiling Point312.7ºC at 760 mmHg
Density1.15g/cm3
Flash Point142.9ºC

Frequently Asked Questions

What is the CAS number of 1-Phenyl-1H-pyrazole-5-carbaldehyde?

The CAS number of 1-Phenyl-1H-pyrazole-5-carbaldehyde is 132274-70-5.

What are the molecular formula and molecular weight of 1-Phenyl-1H-pyrazole-5-carbaldehyde?

1-Phenyl-1H-pyrazole-5-carbaldehyde has molecular formula C10H8N2O and molecular weight 172.18300 g/mol.

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

Last updated:

How to cite: Jingsj. "1-Phenyl-1H-pyrazole-5-carbaldehyde (CAS 132274-70-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1176547-1 (accessed 2026-10-25).

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