3-(4-bromobut-2-yn-1-yl)-5-(4-(1-methylethoxy)phenyl)-5-methylimidazolidine-2,4-dione

Base Information

• Chemical Name: 3-(4-bromobut-2-yn-1-yl)-5-(4-(1-methylethoxy)phenyl)-5-methylimidazolidine-2,4-dione
• CAS No.: 1031401-23-6
• Molecular Formula: C₁₇H₁₉BrN₂O₃
• Molecular Weight: 379.253

Synonyms:3-(4-bromobut-2-yn-1-yl)-5-(4-(1-methylethoxy)phenyl)-5-methylimidazolidine-2,4-dione

Chemical Property of 3-(4-bromobut-2-yn-1-yl)-5-(4-(1-methylethoxy)phenyl)-5-methylimidazolidine-2,4-dione

Chemical Property:

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Technology Process of 3-(4-bromobut-2-yn-1-yl)-5-(4-(1-methylethoxy)phenyl)-5-methylimidazolidine-2,4-dione

There total 2 articles about 3-(4-bromobut-2-yn-1-yl)-5-(4-(1-methylethoxy)phenyl)-5-methylimidazolidine-2,4-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: 87.0%

3-(4-hydroxybut-2-yn-1-yl)-5-(4-(1-methylethoxy)phenyl)-5-methylimidazolidine-2,4-dione (1031401-20-3) → 3-(4-bromobut-2-yn-1-yl)-5-(4-(1-methylethoxy)phenyl)-5-methylimidazolidine-2,4-dione (1031401-23-6)

Guidance literature:

With carbon tetrabromide; triphenylphosphine; In dichloromethane; at 20 ℃;

Reference yield:

3-(4-((tert-butyldiphenylsilyl)oxy)but-2-yn-1-yl)-5-(4-(1-methylethoxy)phenyl)-5-methylimidazolidine-2,4-dione (1031401-18-9) → 3-(4-bromobut-2-yn-1-yl)-5-(4-(1-methylethoxy)phenyl)-5-methylimidazolidine-2,4-dione (1031401-23-6)

Guidance literature:

Multi-step reaction with 2 steps

1: tetrabutyl ammonium fluoride / tetrahydrofuran / 1 h / 20 °C

2: triphenylphosphine; carbon tetrabromide / dichloromethane / 1 h / 0 - 20 °C

With carbon tetrabromide; tetrabutyl ammonium fluoride; triphenylphosphine; In tetrahydrofuran; dichloromethane;

DOI:10.1016/j.bmc.2016.05.048

Reference yield: 77.0%

3-(4-bromobut-2-yn-1-yl)-5-(4-(1-methylethoxy)phenyl)-5-methylimidazolidine-2,4-dione (1031401-23-6) + 4-(1,1,1,3,3,3-hexafluoro-2-(methoxymethoxy)propan-2-yl)-2,6-di-n-propylphenol (1031400-97-1) → 3-(4-(4-(1,1,1,3,3,3-hexafluoro-2-(methoxymethoxy)propan-2-yl)-2,6-di-n-propylphenoxy)-but-2-yn-1-yl)-5-(4-(1-methylethoxy)phenyl)-5-methylimidazolidine-2,4-dione

Guidance literature:

With potassium carbonate; In N,N-dimethyl-formamide; at 20 ℃;

DOI:10.1016/j.bmc.2016.05.048

upstream raw materials:

3-(4-hydroxybut-2-yn-1-yl)-5-(4-(1-methylethoxy)phenyl)-5-methylimidazolidine-2,4-dione

3-(4-((tert-butyldiphenylsilyl)oxy)but-2-yn-1-yl)-5-(4-(1-methylethoxy)phenyl)-5-methylimidazolidine-2,4-dione

Downstream raw materials:

3-(4-(4-(1,1,1,3,3,3-hexafluoro-2-hydroxypropan-2-yl)-2,6-di-n-propylphenoxy)but-2-yn-1-yl)-5-(4-(1-methylethoxy)phenyl)-5-methylimidazolidine-2,4-dione

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