5-(3-Ethoxyphenyl)thiophene-2-sulfonic acid

5-(3-乙氧基苯基)噻吩-2-磺酸

5-(3-Ethoxyphenyl)thiophene-2-sulfonic acid (CAS 1416438-59-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H12O4S2 and a molecular weight of 284.4 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1416438-59-9
Jingsj CID: J-194302-9
Molecular Formula: C₁₂H₁₂O₄S₂
Chinese Name: 5-(3-乙氧基苯基)噻吩-2-磺酸
Molecular Weight: 284.4 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-Ethoxyphenyl)thiophene-2-sulfonic acid?

The CAS number of 5-(3-Ethoxyphenyl)thiophene-2-sulfonic acid is 1416438-59-9.

What are the molecular formula and molecular weight of 5-(3-Ethoxyphenyl)thiophene-2-sulfonic acid?

5-(3-Ethoxyphenyl)thiophene-2-sulfonic acid has molecular formula C12H12O4S2 and molecular weight 284.4 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-(3-Ethoxyphenyl)thiophene-2-sulfonic acid (CAS 1416438-59-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-194302-9 (accessed 2026-10-24).

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