1-[4-cyano-3-(2-hydroxy-2-methylpropylamino)phenyl]-3-methyl-1H-indazole-4-carboxylic acid

Base Information

Chemical Name:1-[4-cyano-3-(2-hydroxy-2-methylpropylamino)phenyl]-3-methyl-1H-indazole-4-carboxylic acid
CAS No.:1246306-96-6
Molecular Formula:C₂₀H₂₀N₄O₃
Molecular Weight:364.404
Hs Code.:

Synonyms:1-[4-cyano-3-(2-hydroxy-2-methylpropylamino)phenyl]-3-methyl-1H-indazole-4-carboxylic acid

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Chemical Property of 1-[4-cyano-3-(2-hydroxy-2-methylpropylamino)phenyl]-3-methyl-1H-indazole-4-carboxylic acid

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Technology Process of 1-[4-cyano-3-(2-hydroxy-2-methylpropylamino)phenyl]-3-methyl-1H-indazole-4-carboxylic acid

There total 6 articles about 1-[4-cyano-3-(2-hydroxy-2-methylpropylamino)phenyl]-3-methyl-1H-indazole-4-carboxylic 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:

: 1246306-95-5
1-[4-cyano-3-(2-hydroxy-2-methylpropylamino)phenyl]-3-methyl-1H-indazole-4-carboxylic acid methyl ester

: 1246306-96-6
1-[4-cyano-3-(2-hydroxy-2-methylpropylamino)phenyl]-3-methyl-1H-indazole-4-carboxylic acid

Guidance literature:: 1-[4-cyano-3-(2-hydroxy-2-methylpropylamino)phenyl]-3-methyl-1H-indazole-4-carboxylic acid methyl ester; With water; sodium hydroxide; In 1,4-dioxane; methanol; at 20 ℃; for 4h; Inert atmosphere;

With hydrogenchloride; In water;

Reference yield:

: 848678-69-3
trifluoromethanesulphonic acid 3-methyl-1H-indazol-4-yl ester

: 1246306-96-6
1-[4-cyano-3-(2-hydroxy-2-methylpropylamino)phenyl]-3-methyl-1H-indazole-4-carboxylic acid

Guidance literature:: Multi-step reaction with 4 steps

1: triethylamine / 1,3-bis-(diphenylphosphino)propane; palladium diacetate / N,N-dimethyl-formamide / 16 h / 50 °C / 1500.15 Torr / Autoclave

2: sodium hydride / N,N-dimethyl-formamide; mineral oil / 1.5 h / 20 °C / Inert atmosphere

3: caesium carbonate / palladium diacetate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene / 1,4-dioxane / 3.5 h / 90 °C / Inert atmosphere

4: water; sodium hydroxide / 1,4-dioxane; methanol / 4 h / 20 °C / Inert atmosphere

With water; sodium hydride; caesium carbonate; triethylamine; sodium hydroxide; 1,3-bis-(diphenylphosphino)propane; palladium diacetate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; In 1,4-dioxane; methanol; N,N-dimethyl-formamide; mineral oil;

Reference yield:

: 149071-05-6
3-methyl-4-hydroxyindazole

: 1246306-96-6
1-[4-cyano-3-(2-hydroxy-2-methylpropylamino)phenyl]-3-methyl-1H-indazole-4-carboxylic acid

Guidance literature:: Multi-step reaction with 5 steps

1: triethylamine / tetrahydrofuran; dichloromethane / 20 °C / Inert atmosphere

2: triethylamine / 1,3-bis-(diphenylphosphino)propane; palladium diacetate / N,N-dimethyl-formamide / 16 h / 50 °C / 1500.15 Torr / Autoclave

3: sodium hydride / N,N-dimethyl-formamide; mineral oil / 1.5 h / 20 °C / Inert atmosphere

4: caesium carbonate / palladium diacetate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene / 1,4-dioxane / 3.5 h / 90 °C / Inert atmosphere

5: water; sodium hydroxide / 1,4-dioxane; methanol / 4 h / 20 °C / Inert atmosphere

With water; sodium hydride; caesium carbonate; triethylamine; sodium hydroxide; 1,3-bis-(diphenylphosphino)propane; palladium diacetate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; In tetrahydrofuran; 1,4-dioxane; methanol; dichloromethane; N,N-dimethyl-formamide; mineral oil;