ethyl 4-(2-hydroxyethyl)-6-phenyl-4H-imidazo[1,5-a][1,4]benzodiazepine-3-carboxylate

Base Information

Chemical Name:ethyl 4-(2-hydroxyethyl)-6-phenyl-4H-imidazo[1,5-a][1,4]benzodiazepine-3-carboxylate
CAS No.:1318262-31-5
Molecular Formula:C₂₂H₂₁N₃O₃
Molecular Weight:375.427
Hs Code.:

Synonyms:ethyl 4-(2-hydroxyethyl)-6-phenyl-4H-imidazo[1,5-a][1,4]benzodiazepine-3-carboxylate

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Chemical Property of ethyl 4-(2-hydroxyethyl)-6-phenyl-4H-imidazo[1,5-a][1,4]benzodiazepine-3-carboxylate

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Technology Process of ethyl 4-(2-hydroxyethyl)-6-phenyl-4H-imidazo[1,5-a][1,4]benzodiazepine-3-carboxylate

There total 5 articles about ethyl 4-(2-hydroxyethyl)-6-phenyl-4H-imidazo[1,5-a][1,4]benzodiazepine-3-carboxylate 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: 84.0%

: 1318262-30-4
ethyl 4-[2-(tert-butyldimethylsilyloxy)ethyl]-6-phenyl-4H-imidazo[1,5-a][1,4]benzodiazepine-3-carboxylate

: 1318262-31-5
ethyl 4-(2-hydroxyethyl)-6-phenyl-4H-imidazo[1,5-a][1,4]benzodiazepine-3-carboxylate

Guidance literature:: With tetrabutyl ammonium fluoride; In tetrahydrofuran; at 0 - 20 ℃; for 3.5h;
DOI:10.1021/jm2001597

Reference yield:

: 1318262-28-0
1,3-dihydro-3-(2-hydroxyethyl)-5-phenyl-2H-1,4-benzodiazepin-2-one

: 1318262-31-5
ethyl 4-(2-hydroxyethyl)-6-phenyl-4H-imidazo[1,5-a][1,4]benzodiazepine-3-carboxylate

Guidance literature:: Multi-step reaction with 3 steps

1.1: 1H-imidazole / dichloromethane / 2.25 h / 0 - 20 °C

2.1: potassium tert-butylate / tetrahydrofuran / 0.17 h / 0 °C / Inert atmosphere

2.2: 0.5 h / Inert atmosphere

2.3: 0 - 20 °C / Inert atmosphere

3.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 3.5 h / 0 - 20 °C

With 1H-imidazole; potassium tert-butylate; tetrabutyl ammonium fluoride; In tetrahydrofuran; dichloromethane;
DOI:10.1021/jm2001597

Reference yield:

: 1318262-25-7
methyl 2-(2-oxo-5-phenyl-2,3-dihydro-1H-benzo[e][1,4]diazepin-3-yl)acetate

: 1318262-31-5
ethyl 4-(2-hydroxyethyl)-6-phenyl-4H-imidazo[1,5-a][1,4]benzodiazepine-3-carboxylate

Guidance literature:: Multi-step reaction with 4 steps

1.1: lithium aluminium tetrahydride / tetrahydrofuran / 0.75 h / 0 - 20 °C

2.1: 1H-imidazole / dichloromethane / 2.25 h / 0 - 20 °C

3.1: potassium tert-butylate / tetrahydrofuran / 0.17 h / 0 °C / Inert atmosphere

3.2: 0.5 h / Inert atmosphere

3.3: 0 - 20 °C / Inert atmosphere

4.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 3.5 h / 0 - 20 °C

With 1H-imidazole; lithium aluminium tetrahydride; potassium tert-butylate; tetrabutyl ammonium fluoride; In tetrahydrofuran; dichloromethane;
DOI:10.1021/jm2001597