4-(1-Methyl-1h-pyrazol-5-yl)benzenesulfonyl chloride

4-(1-甲基-1H-吡唑-5-基)苯磺酰氯

4-(1-Methyl-1h-pyrazol-5-yl)benzenesulfonyl chloride (CAS 1220221-27-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H9ClN2O2S and a molecular weight of 256.71 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1220221-27-1
Jingsj CID: J-1928414-9
Molecular Formula: C₁₀H₉ClN₂O₂S
Chinese Name: 4-(1-甲基-1H-吡唑-5-基)苯磺酰氯
Molecular Weight: 256.71 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-(1-Methyl-1h-pyrazol-5-yl)benzenesulfonyl chloride?

The CAS number of 4-(1-Methyl-1h-pyrazol-5-yl)benzenesulfonyl chloride is 1220221-27-1.

What are the molecular formula and molecular weight of 4-(1-Methyl-1h-pyrazol-5-yl)benzenesulfonyl chloride?

4-(1-Methyl-1h-pyrazol-5-yl)benzenesulfonyl chloride has molecular formula C10H9ClN2O2S and molecular weight 256.71 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. "4-(1-Methyl-1h-pyrazol-5-yl)benzenesulfonyl chloride (CAS 1220221-27-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1928414-9 (accessed 2026-10-25).

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