1-o-tolyl-1H-pyrazole

1-邻甲苯-1H-吡唑

Also known as: 1-(2-Methylphenyl)-1H-pyrazole, 1-(2-methylphenyl)pyrazole, 1-O-TOLYLPYRAZOLE, 1H-Pyrazole, 1-(2-methylphenyl)-, JR-13961

1-o-tolyl-1H-pyrazole (CAS 20157-44-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H10N2 and a molecular weight of 158.20000 g/mol. It is also known as 1-(2-Methylphenyl)-1H-pyrazole, 1-(2-methylphenyl)pyrazole and 1-O-TOLYLPYRAZOLE. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 20157-44-2
Jingsj CID: J-1356943-1
Molecular Formula: C₁₀H₁₀N₂
Chinese Name: 1-邻甲苯-1H-吡唑
Molecular Weight: 158.20000 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 1-o-tolyl-1H-pyrazole?

The CAS number of 1-o-tolyl-1H-pyrazole is 20157-44-2.

What are the molecular formula and molecular weight of 1-o-tolyl-1H-pyrazole?

1-o-tolyl-1H-pyrazole has molecular formula C10H10N2 and molecular weight 158.20000 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. "1-o-tolyl-1H-pyrazole (CAS 20157-44-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1356943-1 (accessed 2026-10-25).

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