4-[(4-Aminophenyl)amino]benzenesulfonic acid

4-[(4-氨基苯基)氨基]苯磺酸

4-[(4-Aminophenyl)amino]benzenesulfonic acid (CAS 345205-45-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H12N2O3S and a molecular weight of 264.30 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 345205-45-0
Jingsj CID: J-899076-9
Molecular Formula: C₁₂H₁₂N₂O₃S
Chinese Name: 4-[(4-氨基苯基)氨基]苯磺酸
Molecular Weight: 264.30 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-[(4-Aminophenyl)amino]benzenesulfonic acid?

The CAS number of 4-[(4-Aminophenyl)amino]benzenesulfonic acid is 345205-45-0.

What are the molecular formula and molecular weight of 4-[(4-Aminophenyl)amino]benzenesulfonic acid?

4-[(4-Aminophenyl)amino]benzenesulfonic acid has molecular formula C12H12N2O3S and molecular weight 264.30 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-[(4-Aminophenyl)amino]benzenesulfonic acid (CAS 345205-45-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-899076-9 (accessed 2026-10-23).

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