[5-(2,4-dimethoxybenzyl)-4-oxo-1-(tetrahydro-2H-pyran-4-yl)-4,5-dihydro-1H-pyrazolo[4,3-c]quinolin-7-yl]boronic acid

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Chemical Name:[5-(2,4-dimethoxybenzyl)-4-oxo-1-(tetrahydro-2H-pyran-4-yl)-4,5-dihydro-1H-pyrazolo[4,3-c]quinolin-7-yl]boronic acid
CAS No.:1449701-84-1
Molecular Formula:C₂₄H₂₆BN₃O₆
Molecular Weight:463.298
Hs Code.:

Synonyms:[5-(2,4-dimethoxybenzyl)-4-oxo-1-(tetrahydro-2H-pyran-4-yl)-4,5-dihydro-1H-pyrazolo[4,3-c]quinolin-7-yl]boronic acid

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Chemical Property of [5-(2,4-dimethoxybenzyl)-4-oxo-1-(tetrahydro-2H-pyran-4-yl)-4,5-dihydro-1H-pyrazolo[4,3-c]quinolin-7-yl]boronic acid

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Technology Process of [5-(2,4-dimethoxybenzyl)-4-oxo-1-(tetrahydro-2H-pyran-4-yl)-4,5-dihydro-1H-pyrazolo[4,3-c]quinolin-7-yl]boronic acid

There total 7 articles about [5-(2,4-dimethoxybenzyl)-4-oxo-1-(tetrahydro-2H-pyran-4-yl)-4,5-dihydro-1H-pyrazolo[4,3-c]quinolin-7-yl]boronic acid 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:

: 5-(2,4-dimethoxybenzyl)-1-(tetrahydro-2H-pyran-4-yl)-7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-dihydropyrazolo[4,3-c]quinolin-4(5H)-one

: 1449701-84-1
[5-(2,4-dimethoxybenzyl)-4-oxo-1-(tetrahydro-2H-pyran-4-yl)-4,5-dihydro-1H-pyrazolo[4,3-c]quinolin-7-yl]boronic acid

Guidance literature:: With hydrogenchloride; In 1,4-dioxane; water; at 10 - 35 ℃; for 0.5h;

Reference yield:

: 131994-22-4
ethyl 3-(4-bromo-2-chlorophenyl)-3-oxo-propionate

: 1449701-84-1
[5-(2,4-dimethoxybenzyl)-4-oxo-1-(tetrahydro-2H-pyran-4-yl)-4,5-dihydro-1H-pyrazolo[4,3-c]quinolin-7-yl]boronic acid

Guidance literature:: Multi-step reaction with 6 steps

1.1: 1 h / 10 - 35 °C

1.2: 17 h / 10 - 35 °C / Reflux

2.1: sodium hydroxide; water / ethanol / 2.5 h / 50 °C

3.1: 1,1'-carbonyldiimidazole / dichloromethane / 0.5 h / 10 - 35 °C

3.2: 1 h / 10 - 35 °C

4.1: potassium tert-butylate / tetrahydrofuran / 26 h / 0 - 35 °C

5.1: potassium acetate; Pd(dppf)₂·CH₂Cl₂ / 1,4-dioxane / 2 h / 130 °C / Microwave irradiation

6.1: hydrogenchloride / water; 1,4-dioxane / 0.5 h / 10 - 35 °C

With hydrogenchloride; Pd(dppf)₂·CH₂Cl₂; potassium tert-butylate; water; potassium acetate; 1,1'-carbonyldiimidazole; sodium hydroxide; In tetrahydrofuran; 1,4-dioxane; ethanol; dichloromethane; water;

Reference yield:

: 1449700-22-4
ethyl 5-(4-bromo-2-chlorophenyl)-1-(tetrahydro-2H-pyran-4-yl)-1H-pyrazole-4-carboxylate

: 1449701-84-1
[5-(2,4-dimethoxybenzyl)-4-oxo-1-(tetrahydro-2H-pyran-4-yl)-4,5-dihydro-1H-pyrazolo[4,3-c]quinolin-7-yl]boronic acid

Guidance literature:: Multi-step reaction with 5 steps

1.1: sodium hydroxide; water / ethanol / 2.5 h / 50 °C

2.1: 1,1'-carbonyldiimidazole / dichloromethane / 0.5 h / 10 - 35 °C

2.2: 1 h / 10 - 35 °C

3.1: potassium tert-butylate / tetrahydrofuran / 26 h / 0 - 35 °C

4.1: potassium acetate; Pd(dppf)₂·CH₂Cl₂ / 1,4-dioxane / 2 h / 130 °C / Microwave irradiation

5.1: hydrogenchloride / water; 1,4-dioxane / 0.5 h / 10 - 35 °C

With hydrogenchloride; Pd(dppf)₂·CH₂Cl₂; potassium tert-butylate; water; potassium acetate; 1,1'-carbonyldiimidazole; sodium hydroxide; In tetrahydrofuran; 1,4-dioxane; ethanol; dichloromethane; water;