1,2,3,4-tetrahydrobenzanthracen-4,7,12-trione 4-tosylhydrazone

Base Information

• Chemical Name: 1,2,3,4-tetrahydrobenz
• Molecular Formula: C₂₅H₂₀N₂O₄S
• Molecular Weight: 444.511

Synonyms:

Chemical Property of 1,2,3,4-tetrahydrobenz

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
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MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 1,2,3,4-tetrahydrobenz

There total 1 articles about 1,2,3,4-tetrahydrobenzanthracen-4,7,12-trione 4-tosylhydrazone 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:

1,2,3,4-tetrahydrobenzanthracene-7,12-dione (72648-43-2) + toluene-4-sulfonic acid hydrazide (1576-35-8) → C25H20N2O4S (118658-56-3) + 1,2,3,4-tetrahydrobenzanthracen-4,7,12-trione 4-tosylhydrazone (72648-41-0)

Guidance literature:

With chromium(VI) oxide; acetic anhydride; Multistep reaction. Yields of byproduct given; 1.) AcOH, CH₂Cl₂, RT, 10 h, 2a.) CHCl₃, RT, 16 h, b.) reflux, 5 h;

DOI:10.1021/jo00265a025

Reference yield:

1,2,3,4-tetrahydrobenzanthracen-4,7,12-trione 4-tosylhydrazone (72648-41-0) → 1,2-dihydro-7,12-dimethylbenzanthracene (72648-44-3)

Guidance literature:

Multi-step reaction with 3 steps

1: tetrahydrofuran; diethyl ether / 16 h / Ambient temperature

2: 48percent HI / methanol / 0.17 h

3: NaBH₄ / aq. ethanol / 2 h / Ambient temperature

With sodium tetrahydroborate; hydrogen iodide; In tetrahydrofuran; methanol; diethyl ether; ethanol;

DOI:10.1021/jm00177a013

upstream raw materials:

1,2,3,4-tetrahydrobenzanthracene-7,12-dione

toluene-4-sulfonic acid hydrazide

Downstream raw materials:

1,2-dihydro-7,12-dimethylbenzanthracene

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