3-[(1E)-2-phenylethenyl]-1H-pyrazole-4-carbaldehyde

Also known as: (E)-5-styryl-1H-pyrazole-4-carbaldehyde, 1H-Pyrazole-4-carboxaldehyde, 3-(2-phenylethenyl)-, 3-[(E)-2-phenylvinyl]-1H-pyrazole-4-carbaldehyde

3-[(1E)-2-phenylethenyl]-1H-pyrazole-4-carbaldehyde (CAS 1159834-02-2) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C12H10N2O and a molecular weight of 198.22 g/mol. It is also known as (E)-5-styryl-1H-pyrazole-4-carbaldehyde, 1H-Pyrazole-4-carboxaldehyde, 3-(2-phenylethenyl)- and 3-[(E)-2-phenylvinyl]-1H-pyrazole-4-carbaldehyde. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1159834-02-2
Jingsj CID: J-1895265-6
Molecular Formula: C₁₂H₁₀N₂O
Molecular Weight: 198.22 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 3-[(1E)-2-phenylethenyl]-1H-pyrazole-4-carbaldehyde?

The CAS number of 3-[(1E)-2-phenylethenyl]-1H-pyrazole-4-carbaldehyde is 1159834-02-2.

What are the molecular formula and molecular weight of 3-[(1E)-2-phenylethenyl]-1H-pyrazole-4-carbaldehyde?

3-[(1E)-2-phenylethenyl]-1H-pyrazole-4-carbaldehyde has molecular formula C12H10N2O and molecular weight 198.22 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "3-[(1E)-2-phenylethenyl]-1H-pyrazole-4-carbaldehyde (CAS 1159834-02-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1895265-6 (accessed 2026-10-25).

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