2-(4-nitrophenyl)-4-(1-ethoxycarbonylbenzimidazol-2-yl)-1,2-dihydro[1,2,4]triazino[4,5-a]benzimidazol-1-one

Base Information

• Chemical Name: 2-(4-nitrophenyl)-4-(1-ethoxycarbonylbenzimidazol-2-yl)-1,2-dihydro[1,2,4]triazino[4,5-a]benzimidazol-1-one
• CAS No.: 1021949-37-0
• Molecular Formula: C₂₅H₁₇N₇O₅
• Molecular Weight: 495.454

Synonyms:2-(4-nitrophenyl)-4-(1-ethoxycarbonylbenzimidazol-2-yl)-1,2-dihydro[1,2,4]triazino[4,5-a]benzimidazol-1-one

Chemical Property of 2-(4-nitrophenyl)-4-(1-ethoxycarbonylbenzimidazol-2-yl)-1,2-dihydro[1,2,4]triazino[4,5-a]benzimidazol-1-one

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Technology Process of 2-(4-nitrophenyl)-4-(1-ethoxycarbonylbenzimidazol-2-yl)-1,2-dihydro[1,2,4]triazino[4,5-a]benzimidazol-1-one

There total 2 articles about 2-(4-nitrophenyl)-4-(1-ethoxycarbonylbenzimidazol-2-yl)-1,2-dihydro[1,2,4]triazino[4,5-a]benzimidazol-1-one 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: 72.4%

1,1-bis(1-ethoxycarbonylbenzimidazol-2-yl)methane (1021949-27-8) + 4-nitrophenylhydrazone (100-16-3) → 2-(4-nitrophenyl)-4-(1-ethoxycarbonylbenzimidazol-2-yl)-1,2-dihydro[1,2,4]triazino[4,5-a]benzimidazol-1-one (1021949-37-0)

Guidance literature:

4-nitrophenylhydrazone; With hydrogenchloride; sodium nitrite; at 0 ℃; for 0.25h;

1,1-bis(1-ethoxycarbonylbenzimidazol-2-yl)methane; With pyridine; at 0 - 5 ℃; for 48h; Further stages.;

DOI:10.1016/j.ejmech.2007.01.008

Reference yield: 65.7%

1-(4-nitrophenylhydrazono)-1,1-bis(benzimidazol-2-yl)methane (1021949-32-5) + chloroformic acid ethyl ester (541-41-3) → 2-(4-nitrophenyl)-4-(1-ethoxycarbonylbenzimidazol-2-yl)-1,2-dihydro[1,2,4]triazino[4,5-a]benzimidazol-1-one (1021949-37-0)

Guidance literature:

With pyridine; at 2 ℃; for 48h;

DOI:10.1016/j.ejmech.2007.01.008

Reference yield: 86.6%

2-(4-nitrophenyl)-4-(1-ethoxycarbonylbenzimidazol-2-yl)-1,2-dihydro[1,2,4]triazino[4,5-a]benzimidazol-1-one (1021949-37-0) → 2-(4-nitrophenyl)-4-(benzimidazol-2-yl)-1,2-dihydro[1,2,4]triazino[4,5-a]benzimidazol-1-one (1021949-43-8)

Guidance literature:

With hydrogenchloride; In ethanol; for 0.5h; Heating;

DOI:10.1016/j.ejmech.2007.01.008

upstream raw materials:

1,1-bis(1-ethoxycarbonylbenzimidazol-2-yl)methane

4-nitrophenylhydrazone

1-(4-nitrophenylhydrazono)-1,1-bis(benzimidazol-2-yl)methane

chloroformic acid ethyl ester

Downstream raw materials:

2-(4-nitrophenyl)-4-(benzimidazol-2-yl)-1,2-dihydro[1,2,4]triazino[4,5-a]benzimidazol-1-one

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