Silane, [[4-[[4-[[4-[(2,5-dihexyl-4-iodophenyl)ethynyl]-2,5-dihexylphenyl]ethynyl]-2 ,5-dihexylphenyl]ethynyl]-2,5-dihexylphenyl]ethynyl]trimethyl-

Base Information

Chemical Name:Silane, [[4-[[4-[[4-[(2,5-dihexyl-4-iodophenyl)ethynyl]-2,5-dihexylphenyl]ethynyl]-2 ,5-dihexylphenyl]ethynyl]-2,5-dihexylphenyl]ethynyl]trimethyl-
CAS No.:194015-23-1
Molecular Formula:C83H121ISi
Molecular Weight:1273.86
Hs Code.:

Silane,
[[4-[[4-[[4-[(2,5-dihexyl-4-iodophenyl)ethynyl]-2,5-dihexylphenyl]ethynyl]-2
,5-dihexylphenyl]ethynyl]-2,5-dihexylphenyl]ethynyl]trimethyl-

Synonyms:

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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 Silane, [[4-[[4-[[4-[(2,5-dihexyl-4-iodophenyl)ethynyl]-2,5-dihexylphenyl]ethynyl]-2 ,5-dihexylphenyl]ethynyl]-2,5-dihexylphenyl]ethynyl]trimethyl-

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Technology Process of Silane, [[4-[[4-[[4-[(2,5-dihexyl-4-iodophenyl)ethynyl]-2,5-dihexylphenyl]ethynyl]-2 ,5-dihexylphenyl]ethynyl]-2,5-dihexylphenyl]ethynyl]trimethyl-

There total 9 articles about Silane, [[4-[[4-[[4-[(2,5-dihexyl-4-iodophenyl)ethynyl]-2,5-dihexylphenyl]ethynyl]-2 ,5-dihexylphenyl]ethynyl]-2,5-dihexylphenyl]ethynyl]trimethyl- 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: 69.0%

: 194015-24-2
(4-{4-[4-(4-Bromo-2,5-dihexyl-phenylethynyl)-2,5-dihexyl-phenylethynyl]-2,5-dihexyl-phenylethynyl}-2,5-dihexyl-phenylethynyl)-trimethyl-silane

: 194015-23-1
(4-{4-[4-(2,5-Dihexyl-4-iodo-phenylethynyl)-2,5-dihexyl-phenylethynyl]-2,5-dihexyl-phenylethynyl}-2,5-dihexyl-phenylethynyl)-trimethyl-silane

Guidance literature:: (4-{4-[4-(4-Bromo-2,5-dihexyl-phenylethynyl)-2,5-dihexyl-phenylethynyl]-2,5-dihexyl-phenylethynyl}-2,5-dihexyl-phenylethynyl)-trimethyl-silane; With n-butyllithium; In tetrahydrofuran; hexane; at -78 ℃; for 3h; Inert atmosphere;

With 1,2-Diiodoethane; In tetrahydrofuran; hexane; at -70 - 20 ℃; Inert atmosphere;

Reference yield:

: 117635-21-9
1,4-dibromo-2,5-di-n-hexylbenzene

: 194015-23-1
(4-{4-[4-(2,5-Dihexyl-4-iodo-phenylethynyl)-2,5-dihexyl-phenylethynyl]-2,5-dihexyl-phenylethynyl}-2,5-dihexyl-phenylethynyl)-trimethyl-silane

Guidance literature:: Multi-step reaction with 7 steps

1: 1.) n-BuLi, 2.) 1,2-diiodoethane / 1) THF, hexane, -90 to -80 deg C; 2) THF, hexane, 30 min

2: 96 percent / Et₂NH, Pd(PPh₃)2Cl₂, CuI / Ambient temperature

3: 88 percent / aq. NaOH / methanol; tetrahydrofuran / 2 h / Ambient temperature

4: 96 percent / Et₂NH, Pd(PPh₃)2Cl₂, CuI / Ambient temperature

5: 95 percent / aq. NaOH / methanol; tetrahydrofuran / 2 h / Ambient temperature

6: 58 percent / Et₂NH, Pd(PPh₃)2Cl₂, CuI / Ambient temperature

7: 1.) n-BuLi, 2.) 1,2-diiodoethane / 1) THF, hexane, -90 to -80 deg C; 2) THF, hexane, 30 min

With bis-triphenylphosphine-palladium(II) chloride; sodium hydroxide; copper(l) iodide; n-butyllithium; 1,2-Diiodoethane; diethylamine; In tetrahydrofuran; methanol;
DOI:10.1021/jo970548x

Reference yield:

: 187275-61-2
1-bromo-2,5-dihexyl-4-iodobenzene

: 194015-23-1
(4-{4-[4-(2,5-Dihexyl-4-iodo-phenylethynyl)-2,5-dihexyl-phenylethynyl]-2,5-dihexyl-phenylethynyl}-2,5-dihexyl-phenylethynyl)-trimethyl-silane

Guidance literature:: Multi-step reaction with 6 steps

1: 96 percent / Et₂NH, Pd(PPh₃)2Cl₂, CuI / Ambient temperature

2: 88 percent / aq. NaOH / methanol; tetrahydrofuran / 2 h / Ambient temperature

3: 96 percent / Et₂NH, Pd(PPh₃)2Cl₂, CuI / Ambient temperature

4: 95 percent / aq. NaOH / methanol; tetrahydrofuran / 2 h / Ambient temperature

5: 58 percent / Et₂NH, Pd(PPh₃)2Cl₂, CuI / Ambient temperature

6: 1.) n-BuLi, 2.) 1,2-diiodoethane / 1) THF, hexane, -90 to -80 deg C; 2) THF, hexane, 30 min

With bis-triphenylphosphine-palladium(II) chloride; sodium hydroxide; copper(l) iodide; n-butyllithium; 1,2-Diiodoethane; diethylamine; In tetrahydrofuran; methanol;
DOI:10.1021/jo970548x