6-[2-ethyl-5-fluoro-4-(2-trimethylsilanyl-ethoxymethoxy)phenyl]-1-(tetrahydro-pyran-2-yl)-1H-indazole-3-carbonitrile

Base Information

Chemical Name:6-[2-ethyl-5-fluoro-4-(2-trimethylsilanyl-ethoxymethoxy)phenyl]-1-(tetrahydro-pyran-2-yl)-1H-indazole-3-carbonitrile
CAS No.:1421503-41-4
Molecular Formula:C₂₇H₃₄FN₃O₃Si
Molecular Weight:495.669
Hs Code.:

Synonyms:6-[2-ethyl-5-fluoro-4-(2-trimethylsilanyl-ethoxymethoxy)phenyl]-1-(tetrahydro-pyran-2-yl)-1H-indazole-3-carbonitrile

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Chemical Property of 6-[2-ethyl-5-fluoro-4-(2-trimethylsilanyl-ethoxymethoxy)phenyl]-1-(tetrahydro-pyran-2-yl)-1H-indazole-3-carbonitrile

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Technology Process of 6-[2-ethyl-5-fluoro-4-(2-trimethylsilanyl-ethoxymethoxy)phenyl]-1-(tetrahydro-pyran-2-yl)-1H-indazole-3-carbonitrile

There total 7 articles about 6-[2-ethyl-5-fluoro-4-(2-trimethylsilanyl-ethoxymethoxy)phenyl]-1-(tetrahydro-pyran-2-yl)-1H-indazole-3-carbonitrile 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: 81.0%

: 1421503-37-8
6-bromo-1-(tetrahydro-pyran-2-yl)-1H-indazole-3-carbonitrile

: 1421503-40-3
(2-{[2-fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-5-ethyl-phenoxy]methoxy}ethyl)(trimethyl)silane

: 1421503-41-4
6-[2-ethyl-5-fluoro-4-(2-trimethylsilanyl-ethoxymethoxy)phenyl]-1-(tetrahydro-pyran-2-yl)-1H-indazole-3-carbonitrile

Guidance literature:: With potassium phosphate; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In 1,4-dioxane; water; at 110 ℃; for 18h; Inert atmosphere;

Reference yield:

: 1421503-38-9
4-bromo-5-ethyl-2-fluoro-phenol

: 1421503-41-4
6-[2-ethyl-5-fluoro-4-(2-trimethylsilanyl-ethoxymethoxy)phenyl]-1-(tetrahydro-pyran-2-yl)-1H-indazole-3-carbonitrile

Guidance literature:: Multi-step reaction with 3 steps

1: N-ethyl-N,N-diisopropylamine / dichloromethane / 18 h / 20 °C

2: (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; potassium acetate / 1,4-dioxane / 18 h / Inert atmosphere; Reflux

3: potassium phosphate; tetrakis(triphenylphosphine) palladium⁽⁰⁾ / water; 1,4-dioxane / 18 h / 110 °C / Inert atmosphere

With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; potassium phosphate; tetrakis(triphenylphosphine) palladium⁽⁰⁾; potassium acetate; N-ethyl-N,N-diisopropylamine; In 1,4-dioxane; dichloromethane; water;

Reference yield:

: 110-87-2
3,4-dihydro-2H-pyran

: 1421503-41-4
6-[2-ethyl-5-fluoro-4-(2-trimethylsilanyl-ethoxymethoxy)phenyl]-1-(tetrahydro-pyran-2-yl)-1H-indazole-3-carbonitrile

Guidance literature:: Multi-step reaction with 3 steps

1.1: toluene-4-sulfonic acid / dichloromethane / 0 - 20 °C

2.1: triethylamine; hydroxylamine hydrochloride / acetonitrile / 3 h / 60 °C

2.2: 2 h / 0 - 20 °C

3.1: potassium phosphate; tetrakis(triphenylphosphine) palladium⁽⁰⁾ / water; 1,4-dioxane / 18 h / 110 °C / Inert atmosphere

With potassium phosphate; tetrakis(triphenylphosphine) palladium⁽⁰⁾; hydroxylamine hydrochloride; toluene-4-sulfonic acid; triethylamine; In 1,4-dioxane; dichloromethane; water; acetonitrile;