tripotassium 4-amino-N-(4-methyl-3-sulfophenyl)naphthalimide-3,6-disulfonate

Base Information

• Chemical Name: tripotassium 4-amino-N-(4-methyl-3-sulfophenyl)naphthalimide-3,6-disulfonate
• CAS No.: 79539-34-7
• Molecular Formula: C₁₉H₁₁N₂O₁₁S₃*3K
• Molecular Weight: 656.796
• Mol file: 79539-34-7.mol

Synonyms:tripotassium 4-amino-N-(4-methyl-3-sulfophenyl)naphthalimide-3,6-disulfonate

Chemical Property of tripotassium 4-amino-N-(4-methyl-3-sulfophenyl)naphthalimide-3,6-disulfonate

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of tripotassium 4-amino-N-(4-methyl-3-sulfophenyl)naphthalimide-3,6-disulfonate

There total 4 articles about tripotassium 4-amino-N-(4-methyl-3-sulfophenyl)naphthalimide-3,6-disulfonate 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:

sodium 4-amino-N-(4-methylphenyl)naphthalimide-3-sulfonate (2391-30-2) → tripotassium 4-amino-N-(4-methyl-3-sulfophenyl)naphthalimide-3,6-disulfonate (79539-34-7) + tetrapotassium 4-amino-N-(4-methyl-3,5-disulfophenyl)naphthalimide-3,6-disulfonate (71314-53-9)

Guidance literature:

With sulfuric acid; at 90 ℃; for 3h; Title compound not separated from byproducts;

DOI:10.1021/ja00415a033

Reference yield:

sodium 4-amino-N-(4-methylphenyl)naphthalimide-3-sulfonate (2391-30-2) → C19H12N2O11S3(2-)*2K(1+) (79539-34-7)

Guidance literature:

Multi-step reaction with 3 steps

1: fuming H₂SO₄ / 3 h / 90 °C

2: 1.) aq. KOH, 2.) aq. HCl / 1) pH 12.5, 50 deg C, 10 min; 2) pH 2.0, 50 deg C, 10 min; 3) pH 2, 3 d, room temperature

3: aq. acetic acid / Heating

With hydrogenchloride; potassium hydroxide; sulfuric acid; acetic acid;

DOI:10.1021/ja00415a033

Reference yield:

tetrapotassium 4-amino-N-(4-methyl-3,5-disulfophenyl)naphthalimide-3,6-disulfonate (71314-53-9) → C19H12N2O11S3(2-)*2K(1+) (79539-34-7)

Guidance literature:

Multi-step reaction with 2 steps

1: 1.) aq. KOH, 2.) aq. HCl / 1) pH 12.5, 50 deg C, 10 min; 2) pH 2.0, 50 deg C, 10 min; 3) pH 2, 3 d, room temperature

2: aq. acetic acid / Heating

With hydrogenchloride; potassium hydroxide; acetic acid;

DOI:10.1021/ja00415a033

upstream raw materials:

4-amino-toluene-2-sulfonic acid

4-amino-3,6-disulfo-1,8-naphthaldehyde anhydride dipotassium salt

sodium 4-amino-N-(4-methylphenyl)naphthalimide-3-sulfonate

tetrapotassium 4-amino-N-(4-methyl-3,5-disulfophenyl)naphthalimide-3,6-disulfonate