2-(4-nitroanilino)-1,4-naphthoquinone-3-pyridinium bisulfate

Base Information

• Chemical Name: 2-(4-nitroanilino)-1,4-naphthoquinone-3-pyridinium bisulfate
• CAS No.: 75112-64-0
• Molecular Formula: C₂₁H₁₄N₃O₄*HO₄S
• Molecular Weight: 469.431
• Mol file: 75112-64-0.mol

Synonyms:2-(4-nitroanilino)-1,4-naphthoquinone-3-pyridinium bisulfate

Chemical Property of 2-(4-nitroanilino)-1,4-naphthoquinone-3-pyridinium bisulfate

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
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MSDS Files:

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Technology Process of 2-(4-nitroanilino)-1,4-naphthoquinone-3-pyridinium bisulfate

There total 4 articles about 2-(4-nitroanilino)-1,4-naphthoquinone-3-pyridinium bisulfate 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: 85.0%

1-oxo-2-(4-nitrophenylimino)-3-pyridinium-4-naphthoxide (75125-21-2) → 2-(4-nitroanilino)-1,4-naphthoquinone-3-pyridinium bisulfate (75112-64-0)

Guidance literature:

With sulfuric acid; In ethanol; at 50 - 60 ℃; for 1h;

DOI:10.1021/jo01313a023

Reference yield:

2,3-Dichloro-1,4-naphthoquinone (117-80-6) → 2-(4-nitroanilino)-1,4-naphthoquinone-3-pyridinium bisulfate (75112-64-0)

Guidance literature:

Multi-step reaction with 3 steps

1: 1) 1,2,3-trichloropropane / 1) 100 deg C; 2) heating, 2 h

2: 94 percent / Na₂CO₃ / H₂O / 1 h / 50 - 60 °C

3: 85 percent / conc. sulfuric acid / ethanol / 1 h / 50 - 60 °C

With 1,2,3-trichloropropane; sulfuric acid; sodium carbonate; In ethanol; water;

DOI:10.1021/jo01313a023

Reference yield:

2-(4-nitroanilino)-1,4-naphthoquinone-3-pyridinium chloride (75112-61-7) → 2-(4-nitroanilino)-1,4-naphthoquinone-3-pyridinium bisulfate (75112-64-0)

Guidance literature:

Multi-step reaction with 2 steps

1: 94 percent / Na₂CO₃ / H₂O / 1 h / 50 - 60 °C

2: 85 percent / conc. sulfuric acid / ethanol / 1 h / 50 - 60 °C

With sulfuric acid; sodium carbonate; In ethanol; water;

DOI:10.1021/jo01313a023

upstream raw materials:

1-oxo-2-(4-nitrophenylimino)-3-pyridinium-4-naphthoxide

2,3-Dichloro-1,4-naphthoquinone

2-(4-nitroanilino)-1,4-naphthoquinone-3-pyridinium chloride

4-nitro-aniline