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2-Amino-4-nitrophenol-6-sulfonic acid

Also known as: 2-Hydroxy-5-nitrometanilic acid, 3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate, 3-Amino-2-hydroxy-5-nitrobenzenesulfonic acid, 3-Amino-2-hydroxy-5-nitrobenzenesulphonic acid, Benzenesulfonic acid, 3-amino-2-hydroxy-5-nitro-, 6-Amino-4-nitro-1-phenol-2-sulfonic acid

2-Amino-4-nitrophenol-6-sulfonic acid (CAS 96-67-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H6N2O6S and a molecular weight of 234.187 g/mol. Key properties include a melting point of 285°C and a density of 1.9±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
96-67-3
Jingsj CID
J-14453-6
Molecular Formula
C6H6N2O6S
Molecular Weight
234.187 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point285°C
Density1.9±0.1 g/cm3
Exact Mass233.994659
PSA154.82000
LogP0.63
Refractive Index1.701
Additional Property0.1-0.5 g/100 mL at 21.5 ºC

Customs & Trade Information

HS Code2922299090
Summary2922299090. other amino-naphthols and other amino-phenols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2-Amino-4-nitrophenol-6-sulfonic acid?

The CAS number of 2-Amino-4-nitrophenol-6-sulfonic acid is 96-67-3.

What are the molecular formula and molecular weight of 2-Amino-4-nitrophenol-6-sulfonic acid?

2-Amino-4-nitrophenol-6-sulfonic acid has molecular formula C6H6N2O6S and molecular weight 234.187 g/mol.

What are the upstream and downstream products of 2-Amino-4-nitrophenol-6-sulfonic acid?

For 2-Amino-4-nitrophenol-6-sulfonic acid, Downstream Products: 2-Amino-5-nitrobenzenesulfonic acid.

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

Last updated:

How to cite: Jingsj. "2-Amino-4-nitrophenol-6-sulfonic acid (CAS 96-67-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-14453-6 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.