4-Bromo-1-(phenylsulfonyl)-1H-pyrazole

4-溴-1-(苯基磺酰基)吡唑

Also known as: 1-Benzenesulfonyl-4-bromo-1H-pyrazole, 1-(Benzenesulfonyl)-4-bromopyrazole, 4-Bromo-1-(phenylsulfonyl)pyrazole, 1H-Pyrazole, 4-bromo-1-(phenylsulfonyl)-

4-Bromo-1-(phenylsulfonyl)-1H-pyrazole (CAS 121358-73-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H7BrN2O2S and a molecular weight of 287.13300 g/mol. It is also known as 1-Benzenesulfonyl-4-bromo-1H-pyrazole, 1-(Benzenesulfonyl)-4-bromopyrazole and 4-Bromo-1-(phenylsulfonyl)pyrazole. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 121358-73-4
Jingsj CID: J-1041901-6
Molecular Formula: C₉H₇BrN₂O₂S
Chinese Name: 4-溴-1-(苯基磺酰基)吡唑
Molecular Weight: 287.13300 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-Bromo-1-(phenylsulfonyl)-1H-pyrazole?

The CAS number of 4-Bromo-1-(phenylsulfonyl)-1H-pyrazole is 121358-73-4.

What are the molecular formula and molecular weight of 4-Bromo-1-(phenylsulfonyl)-1H-pyrazole?

4-Bromo-1-(phenylsulfonyl)-1H-pyrazole has molecular formula C9H7BrN2O2S and molecular weight 287.13300 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-Bromo-1-(phenylsulfonyl)-1H-pyrazole (CAS 121358-73-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1041901-6 (accessed 2026-10-25).

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