5-chloro-1,3-dimethyl-1H-pyrazole-4-sulfonic acid

5-氯-1,3-二甲基-1H-吡唑-4-磺酸

Also known as: 5-chloro-1,3-dimethylpyrazole-4-sulfonic acid, 5-chloro-1,3-dimethyl-1h-pyrazole-4-sulfonic acid

5-chloro-1,3-dimethyl-1H-pyrazole-4-sulfonic acid (CAS 499785-48-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H7ClN2O3S and a molecular weight of 210.63900 g/mol. It is also known as 5-chloro-1,3-dimethylpyrazole-4-sulfonic acid and 5-chloro-1,3-dimethyl-1h-pyrazole-4-sulfonic acid. Key properties include a melting point of 308ºC and a density of 1.68g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
499785-48-7
Jingsj CID
J-1485841-1
Molecular Formula
C5H7ClN2O3S
Chinese Name
5-氯-1,3-二甲基-1H-吡唑-4-磺酸
Molecular Weight
210.63900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point308ºC
Density1.68g/cm3

Frequently Asked Questions

What is the CAS number of 5-chloro-1,3-dimethyl-1H-pyrazole-4-sulfonic acid?

The CAS number of 5-chloro-1,3-dimethyl-1H-pyrazole-4-sulfonic acid is 499785-48-7.

What are the molecular formula and molecular weight of 5-chloro-1,3-dimethyl-1H-pyrazole-4-sulfonic acid?

5-chloro-1,3-dimethyl-1H-pyrazole-4-sulfonic acid has molecular formula C5H7ClN2O3S and molecular weight 210.63900 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "5-chloro-1,3-dimethyl-1H-pyrazole-4-sulfonic acid (CAS 499785-48-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1485841-1 (accessed 2026-10-25).

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