1-phenyl-2-methylbenzindole-4,9-dione

Base Information

• Chemical Name: 1-phenyl-2-methylbenzindole-4,9-dione
• CAS No.: 74014-01-0
• Molecular Formula: C₁₉H₁₃NO₂
• Molecular Weight: 287.318

Synonyms:

Chemical Property of 1-phenyl-2-methylbenzindole-4,9-dione

Chemical Property:

Purity/Quality:

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Technology Process of 1-phenyl-2-methylbenzindole-4,9-dione

There total 5 articles about 1-phenyl-2-methylbenzindole-4,9-dione 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: 30.0%

1-phenyl-2-methylbenzindole-4,9-dione-3-carboxylic acid (123647-45-0) → 1-phenyl-2-methylbenzindole-4,9-dione (74014-01-0)

Guidance literature:

With copper; at 250 ℃; for 0.05h;

DOI:10.1007/BF00472619

Reference yield:

2,3-Dichloro-1,4-naphthoquinone (117-80-6) → 1-phenyl-2-methylbenzindole-4,9-dione (74014-01-0)

Guidance literature:

Multi-step reaction with 3 steps

1: 31 percent / CH₃COONa / ethanol / 2 h / Heating

2: 50 percent / NaOH / 0.08 h / 170 - 175 °C

3: 30 percent / Cu-powder / 0.05 h / 250 °C

With sodium hydroxide; sodium acetate; copper; In ethanol;

DOI:10.1007/BF00472619

Reference yield:

3-phenylaminobut-2-enoic acid ethyl ester (6287-35-0,17469-23-7,66558-23-4) → 1-phenyl-2-methylbenzindole-4,9-dione (74014-01-0)

Guidance literature:

Multi-step reaction with 3 steps

1: 31 percent / CH₃COONa / ethanol / 2 h / Heating

2: 50 percent / NaOH / 0.08 h / 170 - 175 °C

3: 30 percent / Cu-powder / 0.05 h / 250 °C

With sodium hydroxide; sodium acetate; copper; In ethanol;

DOI:10.1007/BF00472619

upstream raw materials:

1-phenyl-2-methylbenzindole-4,9-dione-3-carboxylic acid

2,3-Dichloro-1,4-naphthoquinone

3-phenylaminobut-2-enoic acid ethyl ester

(Z)-2-(3-Chloro-1,4-dioxo-1,4-dihydro-naphthalen-2-yl)-3-phenylamino-but-2-enoic acid ethyl ester

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