4-hydroxy-1-(thian-4-yl)-1H-pyrazole-3-carboxylic acid

4-羟基-1-(噻喃-4-基)-1H-吡唑-3-羧酸

4-hydroxy-1-(thian-4-yl)-1H-pyrazole-3-carboxylic acid (CAS 2138250-45-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H12N2O3S and a molecular weight of 228.27 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2138250-45-8
Jingsj CID: J-576652-1
Molecular Formula: C₉H₁₂N₂O₃S
Chinese Name: 4-羟基-1-(噻喃-4-基)-1H-吡唑-3-羧酸
Molecular Weight: 228.27 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-hydroxy-1-(thian-4-yl)-1H-pyrazole-3-carboxylic acid?

The CAS number of 4-hydroxy-1-(thian-4-yl)-1H-pyrazole-3-carboxylic acid is 2138250-45-8.

What are the molecular formula and molecular weight of 4-hydroxy-1-(thian-4-yl)-1H-pyrazole-3-carboxylic acid?

4-hydroxy-1-(thian-4-yl)-1H-pyrazole-3-carboxylic acid has molecular formula C9H12N2O3S and molecular weight 228.27 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-hydroxy-1-(thian-4-yl)-1H-pyrazole-3-carboxylic acid (CAS 2138250-45-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-576652-1 (accessed 2026-10-25).

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