4-acetyl-5-(2-acetylamino-4,5-dimethoxyphenyl)-2-(3,4-dimethoxyphenyl)-Δ²-1,3,4-thiadiazoline

Base Information

• Chemical Name: 4-acetyl-5-(2-acetylamino-4,5-dimethoxyphenyl)-2-(3,4-dimethoxyphenyl)-Δ²-1,3,4-thiadiazoline
• CAS No.: 87880-56-6
• Molecular Formula: C₂₂H₂₅N₃O₆S
• Molecular Weight: 459.523

Synonyms:4-acetyl-5-(2-acetylamino-4,5-dimethoxyphenyl)-2-(3,4-dimethoxyphenyl)-Δ²-1,3,4-thiadiazoline

Chemical Property of 4-acetyl-5-(2-acetylamino-4,5-dimethoxyphenyl)-2-(3,4-dimethoxyphenyl)-Δ²-1,3,4-thiadiazoline

Chemical Property:

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Technology Process of 4-acetyl-5-(2-acetylamino-4,5-dimethoxyphenyl)-2-(3,4-dimethoxyphenyl)-Δ²-1,3,4-thiadiazoline

There total 7 articles about 4-acetyl-5-(2-acetylamino-4,5-dimethoxyphenyl)-2-(3,4-dimethoxyphenyl)-Δ²-1,3,4-thiadiazoline 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: 50.0%

acetic anhydride (108-24-7) + 4-acetyl-5-(2-amino-4,5-dimethoxyphenyl)-2-(3,4-dimethoxyl)-Δ2-1,3,4-thiadiazoline (87880-55-5) → 4-acetyl-5-(2-acetylamino-4,5-dimethoxyphenyl)-2-(3,4-dimethoxyphenyl)-Δ2-1,3,4-thiadiazoline (87880-56-6) + 2-(3,4-dimethoxyphenyl)-8,9-dimethoxy-5-methyl-10bH-<1,3,4>thiadiazolo<3,2-c>quinazoline (87880-53-3)

Guidance literature:

With perchloric acid; In dichloromethane; at 0 ℃;

DOI:10.1039/P19830002011

Reference yield: 25.0%

acetic anhydride (108-24-7) + 4-acetyl-5-(2-amino-4,5-dimethoxyphenyl)-2-(3,4-dimethoxyl)-Δ2-1,3,4-thiadiazoline (87880-55-5) → 4-acetyl-5-(2-acetylamino-4,5-dimethoxyphenyl)-2-(3,4-dimethoxyphenyl)-Δ2-1,3,4-thiadiazoline (87880-56-6) + 2-(3,4-Dimethoxy-phenyl)-7,8-dimethoxy-4-methyl-9bH-1-thia-3,3a,5-triaza-cyclopenta[a]naphthalene; compound with perchloric acid (87880-57-7)

Guidance literature:

With perchloric acid; In dichloromethane;

DOI:10.1039/P19830002011

Reference yield:

3,4-dimethoxy(thiobenzohydrazide) (66299-55-6) → 4-acetyl-5-(2-acetylamino-4,5-dimethoxyphenyl)-2-(3,4-dimethoxyphenyl)-Δ2-1,3,4-thiadiazoline (87880-56-6)

Guidance literature:

Multi-step reaction with 3 steps

1: 84 percent / ethanol / Heating

2: 70 percent / 70percent aq. HClO₄, acetic anhydride / CH₂Cl₂ / 0.5 h / 0 °C

3: 50 percent / 70percent aq. HClO₄ / CH₂Cl₂

With perchloric acid; acetic anhydride; In ethanol; dichloromethane;

DOI:10.1039/P19830002011

upstream raw materials:

acetic anhydride

4-acetyl-5-(2-amino-4,5-dimethoxyphenyl)-2-(3,4-dimethoxyl)-Δ²-1,3,4-thiadiazoline

2-acetylamino-4,5-dimethoxybenzaldehyde

3,4-dimethoxy(thiobenzohydrazide)

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