2-Nitroaniline-4-sulfonic acid

2-硝基苯胺-4-磺酸

Also known as: 4-Amino-3-nitrobenzenesulfonic acid, 4-Amino-3-nitrobenzene-1-sulfonic acid, 4-Amino-3-nitrobenzenesulphonic acid, Benzenesulfonic acid, 4-amino-3-nitro-, 2-Nitroaniline-4-sulphonic acid, o-Nitroaniline-p-sulfonic acid, o-Nitroaniline-4-sulphonic acid, 2-NITROANILINE-4-SULFONIC ACID, 4-AMINO-3-NITROBENZENESULFONIC ACID, MFCD00035961, EINECS 210-495-7

2-Nitroaniline-4-sulfonic acid (CAS 616-84-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H6N2O5S and a molecular weight of 218.187 g/mol. It is also known as 4-Amino-3-nitrobenzenesulfonic acid, 4-Amino-3-nitrobenzene-1-sulfonic acid and 4-Amino-3-nitrobenzenesulphonic acid. Key property: a density of 1.7±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
616-84-2
Jingsj CID
J-8252-7
Molecular Formula
C6H6N2O5S
Chinese Name
2-硝基苯胺-4-磺酸
Molecular Weight
218.187 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Density1.7±0.1 g/cm3

Frequently Asked Questions

What is the CAS number of 2-Nitroaniline-4-sulfonic acid?

The CAS number of 2-Nitroaniline-4-sulfonic acid is 616-84-2.

What are the molecular formula and molecular weight of 2-Nitroaniline-4-sulfonic acid?

2-Nitroaniline-4-sulfonic acid has molecular formula C6H6N2O5S and molecular weight 218.187 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Nitroaniline-4-sulfonic acid (CAS 616-84-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-8252-7 (accessed 2026-10-22).

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