5-Chloro-3-(ethanesulfonyl)-1-benzofuran-2-carboxylic acid

5-氯-3-(乙磺酰基)-1-苯并呋喃-2-甲酸

5-Chloro-3-(ethanesulfonyl)-1-benzofuran-2-carboxylic acid (CAS 2138348-61-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H9ClO5S and a molecular weight of 288.70 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2138348-61-3
Jingsj CID: J-340673-3
Molecular Formula: C₁₁H₉ClO₅S
Chinese Name: 5-氯-3-(乙磺酰基)-1-苯并呋喃-2-甲酸
Molecular Weight: 288.70 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 5-Chloro-3-(ethanesulfonyl)-1-benzofuran-2-carboxylic acid?

The CAS number of 5-Chloro-3-(ethanesulfonyl)-1-benzofuran-2-carboxylic acid is 2138348-61-3.

What are the molecular formula and molecular weight of 5-Chloro-3-(ethanesulfonyl)-1-benzofuran-2-carboxylic acid?

5-Chloro-3-(ethanesulfonyl)-1-benzofuran-2-carboxylic acid has molecular formula C11H9ClO5S and molecular weight 288.70 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. "5-Chloro-3-(ethanesulfonyl)-1-benzofuran-2-carboxylic acid (CAS 2138348-61-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-340673-3 (accessed 2026-10-23).

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