N-ethynyl-4-methyl-N-{2-[(triisopropylsilanyl)-ethynyl]-phenyl}-benzenesulfonamide

Base Information

Chemical Name:N-ethynyl-4-methyl-N-{2-[(triisopropylsilanyl)-ethynyl]-phenyl}-benzenesulfonamide
CAS No.:887925-07-7
Molecular Formula:C₂₆H₃₃NO₂SSi
Molecular Weight:451.705
Hs Code.:

<i>N</i>-ethynyl-4-methyl-<i>N</i>-{2-[(triisopropylsilanyl)-ethynyl]-phenyl}-benzenesulfonamide

Synonyms:N-ethynyl-4-methyl-N-{2-[(triisopropylsilanyl)-ethynyl]-phenyl}-benzenesulfonamide

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of N-ethynyl-4-methyl-N-{2-[(triisopropylsilanyl)-ethynyl]-phenyl}-benzenesulfonamide

Chemical Property:

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Technology Process of N-ethynyl-4-methyl-N-{2-[(triisopropylsilanyl)-ethynyl]-phenyl}-benzenesulfonamide

There total 6 articles about N-ethynyl-4-methyl-N-{2-[(triisopropylsilanyl)-ethynyl]-phenyl}-benzenesulfonamide 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: 85.0%

: 1024669-96-2
C₂₄H₃₃NO₂SSi

: 133816-00-9
phenyl(trimethylsilylethynyl)iodonium triflate

: 887925-07-7
N-ethynyl-4-methyl-N-{2-[(triisopropylsilanyl)-ethynyl]-phenyl}-benzenesulfonamide

Guidance literature:: With caesium carbonate; In dichloromethane; N,N-dimethyl-formamide; at 20 ℃;
DOI:10.1016/j.tet.2008.02.029

Reference yield:

: C₂₆H₃₃Cl₂NO₂SSi

: 887925-07-7
N-ethynyl-4-methyl-N-{2-[(triisopropylsilanyl)-ethynyl]-phenyl}-benzenesulfonamide

Guidance literature:: With phenyllithium; In tetrahydrofuran; diethyl ether; at -78 ℃; Inert atmosphere;
DOI:10.1002/chem.201804529

Reference yield:

: 89343-06-6
tris-iso-propylsilyl acetylene

: 887925-07-7
N-ethynyl-4-methyl-N-{2-[(triisopropylsilanyl)-ethynyl]-phenyl}-benzenesulfonamide

Guidance literature:: Multi-step reaction with 4 steps

1.1: triethylamine; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide / tetrahydrofuran / 0.5 h / 20 °C / Inert atmosphere

1.2: 40 °C / Inert atmosphere

2.1: pyridine / dichloromethane / 0 - 20 °C / Inert atmosphere

3.1: potassium carbonate / N,N-dimethyl-formamide / 120 °C / Inert atmosphere

4.1: phenyllithium / tetrahydrofuran; diethyl ether / -78 °C / Inert atmosphere

With pyridine; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; potassium carbonate; phenyllithium; triethylamine; In tetrahydrofuran; diethyl ether; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1002/chem.201804529