2-(4-ethynylphenyl)-5-(4-tri-isopropylsilylethynylphenyl)[1,3,4]oxadiazole

Base Information

Chemical Name:2-(4-ethynylphenyl)-5-(4-tri-isopropylsilylethynylphenyl)[1,3,4]oxadiazole
CAS No.:856427-62-8
Molecular Formula:C₂₇H₃₀N₂OSi
Molecular Weight:426.633
Hs Code.:

Synonyms:2-(4-ethynylphenyl)-5-(4-tri-isopropylsilylethynylphenyl)[1,3,4]oxadiazole

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Chemical Property of 2-(4-ethynylphenyl)-5-(4-tri-isopropylsilylethynylphenyl)[1,3,4]oxadiazole

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Technology Process of 2-(4-ethynylphenyl)-5-(4-tri-isopropylsilylethynylphenyl)[1,3,4]oxadiazole

There total 4 articles about 2-(4-ethynylphenyl)-5-(4-tri-isopropylsilylethynylphenyl)[1,3,4]oxadiazole 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%

: 856427-61-7
2-(4-trimethylsilylethynylphenyl)-5-(4-tri-isopropylsilylethynylphenyl)[1,3,4]oxadiazole

: 856427-62-8
2-(4-ethynylphenyl)-5-(4-tri-isopropylsilylethynylphenyl)[1,3,4]oxadiazole

Guidance literature:: With potassium hydroxide; In tetrahydrofuran; methanol; at 20 ℃; for 1h;
DOI:10.1021/ma050140z

Reference yield:

: 817171-87-2
2-(4-bromophenyl)-5-(4-iodophenyl)-[1,3,4]oxadiazole

: 856427-62-8
2-(4-ethynylphenyl)-5-(4-tri-isopropylsilylethynylphenyl)[1,3,4]oxadiazole

Guidance literature:: Multi-step reaction with 3 steps

1: 95 percent / CuI; triethylamine / Pd(PPh₃)2Cl₂ / tetrahydrofuran / 8 h / Heating

2: 64 percent / CuI; triethylamine / Pd(PPh₃)2Cl₂ / tetrahydrofuran / 12 h / Heating

3: 84 percent / KOH / methanol; tetrahydrofuran / 1 h / 20 °C

With potassium hydroxide; copper(l) iodide; triethylamine; bis-triphenylphosphine-palladium(II) chloride; In tetrahydrofuran; methanol; 1: Sonogashira coupling;
DOI:10.1021/ma050140z

Reference yield:

: 856427-60-6
2-(4-bromophenyl)-5-(4-tri-isopropylsilylethynylphenyl)[1,3,4]oxadiazole

: 856427-62-8
2-(4-ethynylphenyl)-5-(4-tri-isopropylsilylethynylphenyl)[1,3,4]oxadiazole

Guidance literature:: Multi-step reaction with 2 steps

1: 64 percent / CuI; triethylamine / Pd(PPh₃)2Cl₂ / tetrahydrofuran / 12 h / Heating

2: 84 percent / KOH / methanol; tetrahydrofuran / 1 h / 20 °C

With potassium hydroxide; copper(l) iodide; triethylamine; bis-triphenylphosphine-palladium(II) chloride; In tetrahydrofuran; methanol;
DOI:10.1021/ma050140z