4-[[(Dimethylamino)methylene]amino]benzenesulfonic acid

4-[[(二甲氨基)亚甲基]氨基]苯磺酸

4-[[(Dimethylamino)methylene]amino]benzenesulfonic acid (CAS 3218-57-3) is a compound in the Organic Acids 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.: 3218-57-3
Jingsj CID: J-105969-0
Molecular Formula: C₉H₁₂N₂O₃S
Chinese Name: 4-[[(二甲氨基)亚甲基]氨基]苯磺酸
Molecular Weight: 228.27 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Frequently Asked Questions

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

The CAS number of 4-[[(Dimethylamino)methylene]amino]benzenesulfonic acid is 3218-57-3.

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

4-[[(Dimethylamino)methylene]amino]benzenesulfonic 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-[[(Dimethylamino)methylene]amino]benzenesulfonic acid (CAS 3218-57-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-105969-0 (accessed 2026-10-24).

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