[4-(4-Ethynyl-2,5-dihexyl-phenylethynyl)-2,5-dihexyl-phenylethynyl]-triisopropyl-silane

Base Information

Chemical Name:[4-(4-Ethynyl-2,5-dihexyl-phenylethynyl)-2,5-dihexyl-phenylethynyl]-triisopropyl-silane
CAS No.:220280-82-0
Molecular Formula:C₅₁H₇₈Si
Molecular Weight:719.266
Hs Code.:

Synonyms:[4-(4-Ethynyl-2,5-dihexyl-phenylethynyl)-2,5-dihexyl-phenylethynyl]-triisopropyl-silane

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Chemical Property of [4-(4-Ethynyl-2,5-dihexyl-phenylethynyl)-2,5-dihexyl-phenylethynyl]-triisopropyl-silane

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Technology Process of [4-(4-Ethynyl-2,5-dihexyl-phenylethynyl)-2,5-dihexyl-phenylethynyl]-triisopropyl-silane

There total 6 articles about [4-(4-Ethynyl-2,5-dihexyl-phenylethynyl)-2,5-dihexyl-phenylethynyl]-triisopropyl-silane 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: 73.0%

: 220280-80-8
3-(4-{2,5-Dihexyl-4-[(triisopropylsilanyl)-ethynyl]-phenylethynyl}-2,5-dihexyl-phenyl)-prop-2-yn-1-ol

: 220280-82-0
[4-(4-Ethynyl-2,5-dihexyl-phenylethynyl)-2,5-dihexyl-phenylethynyl]-triisopropyl-silane

Guidance literature:: With manganese(IV) oxide; potassium hydroxide; In diethyl ether; Ambient temperature;
DOI:10.1002/(SICI)1099-0690(199901)1999:1<277::AID-EJOC277>3.0.CO;2-R

Reference yield:

: 22588-73-4
1,4-dihexylbenzene

: 220280-82-0
[4-(4-Ethynyl-2,5-dihexyl-phenylethynyl)-2,5-dihexyl-phenylethynyl]-triisopropyl-silane

Guidance literature:: Multi-step reaction with 6 steps

1: 68 percent / I₂, KIO₃, conc. H₂SO₄ / acetic acid; H₂O / 18 h / Heating

2: 71 percent / piperidine / Pd(PPh₃)2Cl₂, CuI / tetrahydrofuran / Ambient temperature

3: piperidine / Pd(PPh₃)2Cl₂, CuI / tetrahydrofuran / 50 °C

4: 80 percent / activated MnO₂, KOH / diethyl ether / Ambient temperature

5: 87 percent / piperidine / Pd(PPh₃)2Cl₂, CuI / tetrahydrofuran / Ambient temperature

6: 73 percent / MnO₂, KOH / diethyl ether / Ambient temperature

With piperidine; manganese(IV) oxide; potassium iodate; potassium hydroxide; sulfuric acid; iodine; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; In tetrahydrofuran; diethyl ether; water; acetic acid;
DOI:10.1002/(SICI)1099-0690(199901)1999:1<277::AID-EJOC277>3.0.CO;2-R

Reference yield:

: 162715-91-5
1,4-dihexyl-2,5-diiodobenzene

: 220280-82-0
[4-(4-Ethynyl-2,5-dihexyl-phenylethynyl)-2,5-dihexyl-phenylethynyl]-triisopropyl-silane

Guidance literature:: Multi-step reaction with 5 steps

1: 71 percent / piperidine / Pd(PPh₃)2Cl₂, CuI / tetrahydrofuran / Ambient temperature

2: piperidine / Pd(PPh₃)2Cl₂, CuI / tetrahydrofuran / 50 °C

3: 80 percent / activated MnO₂, KOH / diethyl ether / Ambient temperature

4: 87 percent / piperidine / Pd(PPh₃)2Cl₂, CuI / tetrahydrofuran / Ambient temperature

5: 73 percent / MnO₂, KOH / diethyl ether / Ambient temperature

With piperidine; manganese(IV) oxide; potassium hydroxide; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; In tetrahydrofuran; diethyl ether;
DOI:10.1002/(SICI)1099-0690(199901)1999:1<277::AID-EJOC277>3.0.CO;2-R