5,6-dicyano-2-(4-(triisopropylsilylethynyl)phenyl)-1-propylbenzimidazole

Base Information

• Chemical Name: 5,6-dicyano-2-(4-(triisopropylsilylethynyl)phenyl)-1-propylbenzimidazole
• CAS No.: 887928-88-3
• Molecular Formula: C₂₉H₃₄N₄Si
• Molecular Weight: 466.701

Synonyms:5,6-dicyano-2-(4-(triisopropylsilylethynyl)phenyl)-1-propylbenzimidazole

Chemical Property of 5,6-dicyano-2-(4-(triisopropylsilylethynyl)phenyl)-1-propylbenzimidazole

Chemical Property:

Purity/Quality:

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Technology Process of 5,6-dicyano-2-(4-(triisopropylsilylethynyl)phenyl)-1-propylbenzimidazole

There total 5 articles about 5,6-dicyano-2-(4-(triisopropylsilylethynyl)phenyl)-1-propylbenzimidazole 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: 61.0%

5,6-dicyano-2-(4-(triisopropylsilylethynyl)phenyl)benzimidazole (887928-84-9) + 1-iodo-propane (107-08-4) → 5,6-dicyano-2-(4-(triisopropylsilylethynyl)phenyl)-1-propylbenzimidazole (887928-88-3)

Guidance literature:

With 1,8-diazabicyclo[5.4.0]undec-7-ene; In 1-methyl-pyrrolidin-2-one; at 80 ℃; for 1h;

DOI:10.1021/jo052122l

Reference yield:

1,2-diiodo-4,5-dinitrobenzene (29270-47-1) → 5,6-dicyano-2-(4-(triisopropylsilylethynyl)phenyl)-1-propylbenzimidazole (887928-88-3)

Guidance literature:

Multi-step reaction with 4 steps

1: 66 percent / Fe; aq. HCl / ethanol / 0.75 h / Heating

2: 55 percent / 1-methyl-pyrrolidin-2-one / 3 h / 120 °C

3: 58 percent / FeCl₃*6H₂O; O₂ / 1-methyl-pyrrolidin-2-one; pentan-1-ol / 12 h / 120 °C

4: 61 percent / DBU / 1-methyl-pyrrolidin-2-one / 1 h / 80 °C

With hydrogenchloride; oxygen; iron(III) chloride; iron; 1,8-diazabicyclo[5.4.0]undec-7-ene; In 1-methyl-pyrrolidin-2-one; ethanol; pentan-1-ol;

DOI:10.1021/jo052122l

Reference yield:

1,2-Dinitrobenzene (528-29-0) → 5,6-dicyano-2-(4-(triisopropylsilylethynyl)phenyl)-1-propylbenzimidazole (887928-88-3)

Guidance literature:

Multi-step reaction with 5 steps

1: 39 percent / I₂; oleum / 1.25 h / 120 °C

2: 66 percent / Fe; aq. HCl / ethanol / 0.75 h / Heating

3: 55 percent / 1-methyl-pyrrolidin-2-one / 3 h / 120 °C

4: 58 percent / FeCl₃*6H₂O; O₂ / 1-methyl-pyrrolidin-2-one; pentan-1-ol / 12 h / 120 °C

5: 61 percent / DBU / 1-methyl-pyrrolidin-2-one / 1 h / 80 °C

With hydrogenchloride; sulfuric acid; iodine; oxygen; iron(III) chloride; iron; 1,8-diazabicyclo[5.4.0]undec-7-ene; In 1-methyl-pyrrolidin-2-one; ethanol; pentan-1-ol;

DOI:10.1021/jo052122l

upstream raw materials:

5,6-dicyano-2-(4-(triisopropylsilylethynyl)phenyl)benzimidazole

1-iodo-propane

1,2-diiodo-4,5-dinitrobenzene

1,2-Dinitrobenzene

Downstream raw materials:

zinc(II) phthalocyanine

zinc(II) phthalocyanine

tribenzo[g,l,q]-(2-{4-(2-triisopropylsilylethynyl)phenyl}-1-propylbenzimidazo[5,6-b])porphyrazinatozinc(II)

dibenzo[g,q]-(2-{4-(2-triisopropylsilylethynyl)phenyl}-1-propylbenzimidazo[5,6-b:5',6'-l])porphyrazinatozinc(II)-C₂v

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