3-{tert-butoxycarbonyl-[5-(1H-pyrazol-4-yl)-[1,2,4]triazolo[1,5-a]pyrazin-8-yl]-amino}benzoic acid ethyl ester

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Chemical Name:3-{tert-butoxycarbonyl-[5-(1H-pyrazol-4-yl)-[1,2,4]triazolo[1,5-a]pyrazin-8-yl]-amino}benzoic acid ethyl ester
CAS No.:959756-25-3
Molecular Formula:C₂₂H₂₃N₇O₄
Molecular Weight:449.469
Hs Code.:

Synonyms:3-{tert-butoxycarbonyl-[5-(1H-pyrazol-4-yl)-[1,2,4]triazolo[1,5-a]pyrazin-8-yl]-amino}benzoic acid ethyl ester

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Chemical Property of 3-{tert-butoxycarbonyl-[5-(1H-pyrazol-4-yl)-[1,2,4]triazolo[1,5-a]pyrazin-8-yl]-amino}benzoic acid ethyl ester

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Technology Process of 3-{tert-butoxycarbonyl-[5-(1H-pyrazol-4-yl)-[1,2,4]triazolo[1,5-a]pyrazin-8-yl]-amino}benzoic acid ethyl ester

There total 5 articles about 3-{tert-butoxycarbonyl-[5-(1H-pyrazol-4-yl)-[1,2,4]triazolo[1,5-a]pyrazin-8-yl]-amino}benzoic acid ethyl ester 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: 100.0%

: 269410-08-4
pyrazole-4-boronic acid pinacol ester

: 959756-24-2
3-[(5-bromo-[1,2,4]triazolo[1,5-a]pyrazin-8-yl)-tert-butoxycarbonyl-amino]benzoic acid ethyl ester

: 959756-25-3
3-{tert-butoxycarbonyl-[5-(1H-pyrazol-4-yl)-[1,2,4]triazolo[1,5-a]pyrazin-8-yl]-amino}benzoic acid ethyl ester

Guidance literature:: With potassium carbonate; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; In 1,4-dioxane; water; at 115 ℃; for 0.416667h;

Reference yield:

: 959755-46-5
5,8-dibromo-[1,2,4]triazolo[1,5-a]pyrazine

: 959756-25-3
3-{tert-butoxycarbonyl-[5-(1H-pyrazol-4-yl)-[1,2,4]triazolo[1,5-a]pyrazin-8-yl]-amino}benzoic acid ethyl ester

Guidance literature:: Multi-step reaction with 3 steps

1.1: hydrogen bromide / water; isopropyl alcohol / 4 h / 85 °C

1.2: 20 °C

2.1: dmap / dichloromethane / 2 h / 20 °C

3.1: potassium carbonate / dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂ / 1,4-dioxane; water / 0.42 h / 115 °C

With dmap; hydrogen bromide; potassium carbonate; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; In 1,4-dioxane; dichloromethane; water; isopropyl alcohol;

Reference yield:

: 959755-44-3
N-(3,6-dibromo-pyrazin-2-yl)-N'-hydroxyformamidine

: 959756-25-3
3-{tert-butoxycarbonyl-[5-(1H-pyrazol-4-yl)-[1,2,4]triazolo[1,5-a]pyrazin-8-yl]-amino}benzoic acid ethyl ester

Guidance literature:: Multi-step reaction with 4 steps

1.1: PPA / 2.75 h / 50 - 70 °C

1.2: 20 °C / pH 8

2.1: hydrogen bromide / water; isopropyl alcohol / 4 h / 85 °C

2.2: 20 °C

3.1: dmap / dichloromethane / 2 h / 20 °C

4.1: potassium carbonate / dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂ / 1,4-dioxane; water / 0.42 h / 115 °C

With dmap; PPA; hydrogen bromide; potassium carbonate; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; In 1,4-dioxane; dichloromethane; water; isopropyl alcohol;