Benzaldehyde, 4-[[4-[[2,5-bis(octyloxy)-4-[[tris(1-methylethyl)silyl]ethynyl]phenyl]ethynyl]- 2,5-bis(octyloxy)phenyl]ethynyl]-2,5-bis(octyloxy)-

Base Information

Chemical Name:Benzaldehyde, 4-[[4-[[2,5-bis(octyloxy)-4-[[tris(1-methylethyl)silyl]ethynyl]phenyl]ethynyl]- 2,5-bis(octyloxy)phenyl]ethynyl]-2,5-bis(octyloxy)-
CAS No.:350230-78-3
Molecular Formula:C82H130O7Si
Molecular Weight:1256.02
Hs Code.:

Benzaldehyde,
4-[[4-[[2,5-bis(octyloxy)-4-[[tris(1-methylethyl)silyl]ethynyl]phenyl]ethynyl]-
2,5-bis(octyloxy)phenyl]ethynyl]-2,5-bis(octyloxy)-

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Chemical Property of Benzaldehyde, 4-[[4-[[2,5-bis(octyloxy)-4-[[tris(1-methylethyl)silyl]ethynyl]phenyl]ethynyl]- 2,5-bis(octyloxy)phenyl]ethynyl]-2,5-bis(octyloxy)-

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Technology Process of Benzaldehyde, 4-[[4-[[2,5-bis(octyloxy)-4-[[tris(1-methylethyl)silyl]ethynyl]phenyl]ethynyl]- 2,5-bis(octyloxy)phenyl]ethynyl]-2,5-bis(octyloxy)-

There total 12 articles about Benzaldehyde, 4-[[4-[[2,5-bis(octyloxy)-4-[[tris(1-methylethyl)silyl]ethynyl]phenyl]ethynyl]- 2,5-bis(octyloxy)phenyl]ethynyl]-2,5-bis(octyloxy)- 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: 77.0%

: 186358-39-4
4-iodo-2,5-bis-octyloxy-benzaldehyde

: 350230-77-2
{{4-{[4-ethynyl-2,5-bis(octyloxy)phenyl]ethynyl}-2,5-bis(octyloxy)phenyl}ethynyl}triisopropylsilane

: 350230-78-3
4-{{4-{{2,5-bis(octyloxy)-4-[(triisopropylsilyl)ethynyl]phenyl}ethynyl}-2,5-bis(octyloxy)phenyl}ethynyl}-2,5-bis(ocyloxy)benzaldehyde

Guidance literature:: With copper(l) iodide; triethylamine; bis-triphenylphosphine-palladium(II) chloride; at 20 ℃; for 24h;
DOI:10.1016/S0040-4039(01)00384-7

Reference yield:

: 145483-68-7
1,4-diiodo-2,5-dioctyloxybenzene

: 350230-78-3
4-{{4-{{2,5-bis(octyloxy)-4-[(triisopropylsilyl)ethynyl]phenyl}ethynyl}-2,5-bis(octyloxy)phenyl}ethynyl}-2,5-bis(ocyloxy)benzaldehyde

Guidance literature:: Multi-step reaction with 8 steps

1: 85 percent / BuLi / tetrahydrofuran; diethyl ether / 2.5 h / 0 °C

2: 79 percent / CuI / PdCl₂(PPh₃)2 / triethylamine / 48 h / 20 °C

3: 100 percent / PPh₃; Zn / CH₂Cl₂ / 13 h / 0 - 20 °C

4: 91 percent / LDA / tetrahydrofuran / 3 h / -78 - 20 °C

5: 79 percent / CuI / PdCl₂(PPh₃)2 / triethylamine / 48 h / 20 °C

6: 99 percent / PPh₃; Zn / CH₂Cl₂ / 13 h / 0 - 20 °C

7: 92 percent / LDA / tetrahydrofuran / 3 h / -78 - 20 °C

8: 77 percent / CuI / PdCl₂(PPh₃)2 / triethylamine / 48 h / 20 °C

With copper(l) iodide; n-butyllithium; triphenylphosphine; zinc; lithium diisopropyl amide; bis-triphenylphosphine-palladium(II) chloride; In tetrahydrofuran; diethyl ether; dichloromethane; triethylamine;
DOI:10.1002/hlca.200490266

Reference yield:

: 67399-94-4
1,4-bis(octyloxy)benzene

: 350230-78-3
4-{{4-{{2,5-bis(octyloxy)-4-[(triisopropylsilyl)ethynyl]phenyl}ethynyl}-2,5-bis(octyloxy)phenyl}ethynyl}-2,5-bis(ocyloxy)benzaldehyde

Guidance literature:: Multi-step reaction with 9 steps

1: 59 percent / I₂; KIO₃; aq. H₂SO₄ / acetic acid / 24 h / 80 °C

2: 85 percent / BuLi / tetrahydrofuran; diethyl ether / 2.5 h / 0 °C

3: 79 percent / CuI / PdCl₂(PPh₃)2 / triethylamine / 48 h / 20 °C

4: 100 percent / PPh₃; Zn / CH₂Cl₂ / 13 h / 0 - 20 °C

5: 91 percent / LDA / tetrahydrofuran / 3 h / -78 - 20 °C

6: 79 percent / CuI / PdCl₂(PPh₃)2 / triethylamine / 48 h / 20 °C

7: 99 percent / PPh₃; Zn / CH₂Cl₂ / 13 h / 0 - 20 °C

8: 92 percent / LDA / tetrahydrofuran / 3 h / -78 - 20 °C

9: 77 percent / CuI / PdCl₂(PPh₃)2 / triethylamine / 48 h / 20 °C

With potassium iodate; copper(l) iodide; n-butyllithium; sulfuric acid; iodine; triphenylphosphine; zinc; lithium diisopropyl amide; bis-triphenylphosphine-palladium(II) chloride; In tetrahydrofuran; diethyl ether; dichloromethane; acetic acid; triethylamine;
DOI:10.1002/hlca.200490266