5-(3-Methylbenzo[b]thiophen-2-yl)isoxazole-3-carboxylic acid

5-(3-甲基苯并[b]噻吩-2-基)异噁唑-3-羧酸

5-(3-Methylbenzo[b]thiophen-2-yl)isoxazole-3-carboxylic acid (CAS 940999-10-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H9NO3S and a molecular weight of 259.28 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
940999-10-0
Jingsj CID
J-136108-9
Molecular Formula
C13H9NO3S
Chinese Name
5-(3-甲基苯并[b]噻吩-2-基)异噁唑-3-羧酸
Molecular Weight
259.28 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 5-(3-Methylbenzo[b]thiophen-2-yl)isoxazole-3-carboxylic acid?

The CAS number of 5-(3-Methylbenzo[b]thiophen-2-yl)isoxazole-3-carboxylic acid is 940999-10-0.

What are the molecular formula and molecular weight of 5-(3-Methylbenzo[b]thiophen-2-yl)isoxazole-3-carboxylic acid?

5-(3-Methylbenzo[b]thiophen-2-yl)isoxazole-3-carboxylic acid has molecular formula C13H9NO3S and molecular weight 259.28 g/mol.

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

Last updated:

How to cite: Jingsj. "5-(3-Methylbenzo[b]thiophen-2-yl)isoxazole-3-carboxylic acid (CAS 940999-10-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-136108-9 (accessed 2026-10-25).

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