4-Aminoacetanilide-3-sulfonic acid

4-氨基乙酰苯胺-3-磺酸

Also known as: 5-Acetamido-2-aminobenzenesulfonic acid, 5-Acetamido-2-aminobenzenesulphonic acid, 2-Amino-5-(acetylamino)benzenesulfonic acid, N4-Acetyl-2-sulfo-p-phenylenediamine, 5-Acetamidoorthanilic acid, 4-Acetamidoaniline-2-sulfonic acid, 1-Acetylamino-4-aminobenzene-3-sulfonic acid, 5-(Acetylamino)-2-aminobenzenesulfonic acid, Benzenesulfonic acid, 5-(acetylamino)-2-amino-, p-Aminoacetanilide-3-sulfonic acid

4-Aminoacetanilide-3-sulfonic acid (CAS 96-78-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H10N2O4S and a molecular weight of 230.24100 g/mol. It is also known as 5-Acetamido-2-aminobenzenesulfonic acid, 5-Acetamido-2-aminobenzenesulphonic acid and 2-Amino-5-(acetylamino)benzenesulfonic acid. Key properties include a melting point of 227-230 °C(lit.), a boiling point of 320-330 °C, a density of 1.0 g/mL at 20 °C and a flash point of 320-330°C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
96-78-6
Jingsj CID
J-1359545-2
Molecular Formula
C8H10N2O4S
Chinese Name
4-氨基乙酰苯胺-3-磺酸
Molecular Weight
230.24100 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point227-230 °C(lit.)
Boiling Point320-330 °C
Density1.0 g/mL at 20 °C
Flash Point320-330°C

Frequently Asked Questions

What is the CAS number of 4-Aminoacetanilide-3-sulfonic acid?

The CAS number of 4-Aminoacetanilide-3-sulfonic acid is 96-78-6.

What are the molecular formula and molecular weight of 4-Aminoacetanilide-3-sulfonic acid?

4-Aminoacetanilide-3-sulfonic acid has molecular formula C8H10N2O4S and molecular weight 230.24100 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Aminoacetanilide-3-sulfonic acid (CAS 96-78-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1359545-2 (accessed 2026-10-24).

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