2-(4-{1-ethyl-1-[3-methyl-4-(4-trimethylsilanyloxy-tetrahydro-thiopyran-4-ylethynyl)-phenyl]-propyl}-2-methyl-phenyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane

Base Information

Chemical Name:2-(4-{1-ethyl-1-[3-methyl-4-(4-trimethylsilanyloxy-tetrahydro-thiopyran-4-ylethynyl)-phenyl]-propyl}-2-methyl-phenyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane
CAS No.:917026-46-1
Molecular Formula:C₃₅H₅₁BO₃SSi
Molecular Weight:590.751
Hs Code.:

2-(4-{1-ethyl-1-[3-methyl-4-(4-trimethylsilanyloxy-tetrahydro-thiopyran-4-ylethynyl)-phenyl]-propyl}-2-methyl-phenyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane

Synonyms:2-(4-{1-ethyl-1-[3-methyl-4-(4-trimethylsilanyloxy-tetrahydro-thiopyran-4-ylethynyl)-phenyl]-propyl}-2-methyl-phenyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane

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Chemical Property of 2-(4-{1-ethyl-1-[3-methyl-4-(4-trimethylsilanyloxy-tetrahydro-thiopyran-4-ylethynyl)-phenyl]-propyl}-2-methyl-phenyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane

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Technology Process of 2-(4-{1-ethyl-1-[3-methyl-4-(4-trimethylsilanyloxy-tetrahydro-thiopyran-4-ylethynyl)-phenyl]-propyl}-2-methyl-phenyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane

There total 7 articles about 2-(4-{1-ethyl-1-[3-methyl-4-(4-trimethylsilanyloxy-tetrahydro-thiopyran-4-ylethynyl)-phenyl]-propyl}-2-methyl-phenyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane 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: 84.0%

: 917026-45-0
4-(4-{1-ethyl-1-[3-methyl-4-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-phenyl]-propyl}-2-methyl-phenylethynyl)-tetrahydro-thiopyran-4-ol

: 27607-77-8
trimethylsilyl trifluoromethanesulfonate

: 917026-46-1
2-(4-{1-ethyl-1-[3-methyl-4-(4-trimethylsilanyloxy-tetrahydro-thiopyran-4-ylethynyl)-phenyl]-propyl}-2-methyl-phenyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane

Guidance literature:: With 2,6-dimethylpyridine; In dichloromethane; at 0 ℃; for 5h;

Reference yield:

: 865235-91-2
4-[1-ethyl-1-(4-ethynyl-3-methylphenyl)-propyl]-2-methylphenol

: 917026-46-1
2-(4-{1-ethyl-1-[3-methyl-4-(4-trimethylsilanyloxy-tetrahydro-thiopyran-4-ylethynyl)-phenyl]-propyl}-2-methyl-phenyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane

Guidance literature:: Multi-step reaction with 4 steps

1: n-butyllithium / tetrahydrofuran; hexane / 0.5 h / 0 °C

2: triethylamine / dichloromethane / 5 h / 20 °C

3: potassium acetate / 1,1'-bis-(diphenylphosphino)ferrocene; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / 1,4-dioxane / 5 h / 110 °C

4: 2,6-dimethylpyridine / dichloromethane / 5 h / 0 °C

With 2,6-dimethylpyridine; n-butyllithium; potassium acetate; triethylamine; 1,1'-bis-(diphenylphosphino)ferrocene; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; In tetrahydrofuran; 1,4-dioxane; hexane; dichloromethane;

Reference yield:

: 865235-89-8
trifluoromethanesulfonic acid 4-[1-ethyl-1-(4-hydroxy-3-methylphenyl)-propyl]-2-methylphenyl ester

: 917026-46-1
2-(4-{1-ethyl-1-[3-methyl-4-(4-trimethylsilanyloxy-tetrahydro-thiopyran-4-ylethynyl)-phenyl]-propyl}-2-methyl-phenyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane

Guidance literature:: Multi-step reaction with 6 steps

1.1: triethylamine / copper(l) iodide; tetrakis(triphenylphosphine) palladium⁽⁰⁾ / acetonitrile / 18 h / 110 °C

1.2: pH 7

2.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 0.5 h / 20 °C

3.1: n-butyllithium / tetrahydrofuran; hexane / 0.5 h / 0 °C

4.1: triethylamine / dichloromethane / 5 h / 20 °C

5.1: potassium acetate / 1,1'-bis-(diphenylphosphino)ferrocene; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / 1,4-dioxane / 5 h / 110 °C

6.1: 2,6-dimethylpyridine / dichloromethane / 5 h / 0 °C

With 2,6-dimethylpyridine; n-butyllithium; tetrabutyl ammonium fluoride; potassium acetate; triethylamine; 1,1'-bis-(diphenylphosphino)ferrocene; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; copper(l) iodide; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In tetrahydrofuran; 1,4-dioxane; hexane; dichloromethane; acetonitrile;