4-(3,5-Dimethyl-1H-pyrazol-1-yl)benzenesulfonyl chloride

4-(3,5-二甲基-1H-吡唑-1-基)苯磺酰氯

Also known as: 4-(3,5-Dimethyl-1H-pyrazol-1-yl)benzenesulphonyl chloride, 1-[4-(Chlorosulphonyl)phenyl]-3,5-dimethyl-1H-pyrazole, Benzenesulfonyl chloride, 4-(3,5-dimethyl-1H-pyrazol-1-yl)-, 4-(3,5-Dimethylpyrazol-1-yl)benzenesulfonyl chloride, 3,5-dimethyl-1-(4'-benzenesulphonylchloride)-1H-pyrazole, 4-(3,5-dimethyl-pyrazol-1-yl)-benzenesulfonyl chloride

4-(3,5-Dimethyl-1H-pyrazol-1-yl)benzenesulfonyl chloride (CAS 61320-20-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H11ClN2O2S and a molecular weight of 270.73500 g/mol. It is also known as 4-(3,5-Dimethyl-1H-pyrazol-1-yl)benzenesulphonyl chloride, 1-[4-(Chlorosulphonyl)phenyl]-3,5-dimethyl-1H-pyrazole and Benzenesulfonyl chloride, 4-(3,5-dimethyl-1H-pyrazol-1-yl)-. Key properties include a melting point of 75.5-79ºC, a boiling point of 385.6ºC at 760 mmHg, a density of 1.38g/cm3 and a flash point of 187ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

61320-20-5

Jingsj CID

J-1356792-3

Molecular Formula

C₁₁H₁₁ClN₂O₂S

Chinese Name

4-(3,5-二甲基-1H-吡唑-1-基)苯磺酰氯

Molecular Weight

270.73500 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026