4-Amino-2-hydroxybenzenesulfonic acid

Base Information

• Chemical Name: 4-Amino-2-hydroxybenzenesulfonic acid
• CAS No.: 5336-26-5
• Molecular Formula: C6H7NO4S
• Molecular Weight: 189.192
• Hs Code.: 2922299090
• Mol file: 5336-26-5.mol

Synonyms:2-hydroxy-4-aminobenzenesulfonic acid;5-Amino-o-phenolsulfonic acid;5-Amino-phenol-sulfonsaeure-(2);4-amino-2-hydroxy-benzenesulfonic acid;Sulfanilic acid,2-hydroxy;5-Amino-1-phenol-2-sulfonic acid;4-Amino-2-hydroxy-benzolsulfonsaeure;5-Amino-phenyl-sulfonsaeure-(2);

Chemical Property of 4-Amino-2-hydroxybenzenesulfonic acid

Chemical Property:

• Melting Point: 275 °C (decomp)
• Boiling Point: °Cat760mmHg
• PKA: -1.20±0.50(Predicted)
• Flash Point: °C
• PSA: 109.00000
• Density: 1.675g/cm³
• LogP: 1.88310

Purity/Quality:

99% ^*data from raw suppliers

KH000291:4-AMINO-2-HYDROXY-BENZENESULFONICACID 96 ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 4-Amino-2-hydroxybenzenesulfonic acid

There total 5 articles about 4-Amino-2-hydroxybenzenesulfonic acid which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

→ 4-Amino-2-hydroxybenzenesulfonic acid (5336-26-5)

Guidance literature:

With ammonia; at 145 ℃; im Rohr und folgende Verseifung;

Reference yield:

4-amino-6-hydroxy-benzene-1,3-disulfonic acid → 4-Amino-2-hydroxybenzenesulfonic acid (5336-26-5)

Guidance literature:

With sulfuric acid;

Reference yield:

m-Hydroxyaniline (591-27-5) → 4-Amino-2-hydroxybenzenesulfonic acid (5336-26-5)

Guidance literature:

With sulfuric acid;

upstream raw materials:

m-Hydroxyaniline

sulfuric acid

2-amino-4-hydroxy-benzenesulfonic acid

Downstream raw materials:

m-Hydroxyaniline

Refernces

• 1、 -. "Fiber-reactive disazo brown dye having vinylsulfone-type reactive group". . . Retrieved 2008/06/13.