1-Methyl-1H-pyrazole-3-sulfonyl chloride
1-甲基-1H-吡唑-3-磺酰氯
Also known as: 1-methylpyrazole-3-sulfonyl chloride, 1-methyl-1H-pyrazole-3-sulfonyl chloride, 1H-Pyrazole-3-sulfonyl chloride, 1-methyl-
1-Methyl-1H-pyrazole-3-sulfonyl chloride (CAS 89501-90-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H5ClN2O2S and a molecular weight of 180.613 g/mol. It is also known as 1-methylpyrazole-3-sulfonyl chloride, 1-methyl-1H-pyrazole-3-sulfonyl chloride and 1H-Pyrazole-3-sulfonyl chloride, 1-methyl-. Key properties include a boiling point of 295.7±13.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 132.6±19.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 89501-90-6
- Jingsj CID
- J-1310255-7
- Molecular Formula
- C4H5ClN2O2S
- Chinese Name
- 1-甲基-1H-吡唑-3-磺酰氯
- Molecular Weight
- 180.613 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 295.7±13.0 °C at 760 mmHg |
|---|---|
| Density | 1.6±0.1 g/cm3 |
| Flash Point | 132.6±19.8 °C |
Frequently Asked Questions
What is the CAS number of 1-Methyl-1H-pyrazole-3-sulfonyl chloride?
The CAS number of 1-Methyl-1H-pyrazole-3-sulfonyl chloride is 89501-90-6.
What are the molecular formula and molecular weight of 1-Methyl-1H-pyrazole-3-sulfonyl chloride?
1-Methyl-1H-pyrazole-3-sulfonyl chloride has molecular formula C4H5ClN2O2S and molecular weight 180.613 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1-Methyl-1H-pyrazole-3-sulfonyl chloride (CAS 89501-90-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1310255-7 (accessed 2026-10-24).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.