ethyl 2-[6-{1-[(1,1-dimethylethyl)(dimethyl)silyl]-1H-indol-4-yl}-1-(phenylsulfonyl)-1H-indazol-4-yl]-1,3-oxazole-5-carboxylate

Base Information

Chemical Name:ethyl 2-[6-{1-[(1,1-dimethylethyl)(dimethyl)silyl]-1H-indol-4-yl}-1-(phenylsulfonyl)-1H-indazol-4-yl]-1,3-oxazole-5-carboxylate
CAS No.:1254036-89-9
Molecular Formula:C₃₃H₃₄N₄O₅SSi
Molecular Weight:626.808
Hs Code.:

Synonyms:ethyl 2-[6-{1-[(1,1-dimethylethyl)(dimethyl)silyl]-1H-indol-4-yl}-1-(phenylsulfonyl)-1H-indazol-4-yl]-1,3-oxazole-5-carboxylate

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Chemical Property of ethyl 2-[6-{1-[(1,1-dimethylethyl)(dimethyl)silyl]-1H-indol-4-yl}-1-(phenylsulfonyl)-1H-indazol-4-yl]-1,3-oxazole-5-carboxylate

Chemical Property:

Purity/Quality:: 98% ^*data from raw suppliers

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Technology Process of ethyl 2-[6-{1-[(1,1-dimethylethyl)(dimethyl)silyl]-1H-indol-4-yl}-1-(phenylsulfonyl)-1H-indazol-4-yl]-1,3-oxazole-5-carboxylate

There total 5 articles about ethyl 2-[6-{1-[(1,1-dimethylethyl)(dimethyl)silyl]-1H-indol-4-yl}-1-(phenylsulfonyl)-1H-indazol-4-yl]-1,3-oxazole-5-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:

: 351457-64-2
{1-[(1,1-dimethylethyl)(dimethyl)silyl]-1H-indol-4-yl}boronic acid

: 1254036-81-1
ethyl 2-[6-chloro-1-(phenylsulfonyl)-1H-indazol-4-yl]-1,3-oxazole-5-carboxylate

: 1254036-89-9
ethyl 2-[6-{1-[(1,1-dimethylethyl)(dimethyl)silyl]-1H-indol-4-yl}-1-(phenylsulfonyl)-1H-indazol-4-yl]-1,3-oxazole-5-carboxylate

Guidance literature:: With potassium phosphate; chloro(di-norbonylphosphino)(2’-dimethylamino-1,1’-biphenyl-2-yl)palladium(II); In 1,4-dioxane; water; at 100 ℃; for 3h;

Reference yield:

: 98-09-9
benzenesulfonyl chloride

: 1254036-89-9
ethyl 2-[6-{1-[(1,1-dimethylethyl)(dimethyl)silyl]-1H-indol-4-yl}-1-(phenylsulfonyl)-1H-indazol-4-yl]-1,3-oxazole-5-carboxylate

Guidance literature:: Multi-step reaction with 4 steps

1.1: benzenesulfonyl chloride; sodium hydride / N,N-dimethyl-formamide / 0.33 h / 10 °C / Inert atmosphere

1.2: 10 - 20 °C

2.1: tetrakis(triphenylphosphine) palladium⁽⁰⁾; triethylamine / 5,5-dimethyl-1,3-cyclohexadiene / 2 h / 150 °C

3.1: tetrakis(triphenylphosphine) palladium⁽⁰⁾; copper(l) iodide / N,N-dimethyl-formamide / 0.05 h / 100 °C / Microwave irradiation

4.1: potassium phosphate; chloro(di-norbonylphosphino)(2’-dimethylamino-1,1’-biphenyl-2-yl)palladium(II) / 1,4-dioxane; water / 3 h / 100 °C

With potassium phosphate; copper(l) iodide; tetrakis(triphenylphosphine) palladium⁽⁰⁾; chloro(di-norbonylphosphino)(2’-dimethylamino-1,1’-biphenyl-2-yl)palladium(II); sodium hydride; triethylamine; benzenesulfonyl chloride; In 1,4-dioxane; 5,5-dimethyl-1,3-cyclohexadiene; water; N,N-dimethyl-formamide;

Reference yield:

: 885519-56-2
6-chloro-4-iodo-1H-indazole

: 1254036-89-9
ethyl 2-[6-{1-[(1,1-dimethylethyl)(dimethyl)silyl]-1H-indol-4-yl}-1-(phenylsulfonyl)-1H-indazol-4-yl]-1,3-oxazole-5-carboxylate

Guidance literature:: Multi-step reaction with 4 steps

1.1: benzenesulfonyl chloride; sodium hydride / N,N-dimethyl-formamide / 0.33 h / 10 °C / Inert atmosphere

1.2: 10 - 20 °C

2.1: tetrakis(triphenylphosphine) palladium⁽⁰⁾; triethylamine / 5,5-dimethyl-1,3-cyclohexadiene / 2 h / 150 °C

3.1: tetrakis(triphenylphosphine) palladium⁽⁰⁾; copper(l) iodide / N,N-dimethyl-formamide / 0.05 h / 100 °C / Microwave irradiation

4.1: potassium phosphate; chloro(di-norbonylphosphino)(2’-dimethylamino-1,1’-biphenyl-2-yl)palladium(II) / 1,4-dioxane; water / 3 h / 100 °C

With potassium phosphate; copper(l) iodide; tetrakis(triphenylphosphine) palladium⁽⁰⁾; chloro(di-norbonylphosphino)(2’-dimethylamino-1,1’-biphenyl-2-yl)palladium(II); sodium hydride; triethylamine; benzenesulfonyl chloride; In 1,4-dioxane; 5,5-dimethyl-1,3-cyclohexadiene; water; N,N-dimethyl-formamide;