4-[4-{[(2'-(2'',5''-bis(dodecyloxy)-4''-(2'-trimethylsilylethynyl)phenyl)]ethynyl}-2,5-bis(dodecyloxy)phenyl)ethynyl]benzaldehyde

Base Information

Chemical Name:4-[4-{[(2'-(2'',5''-bis(dodecyloxy)-4''-(2'-trimethylsilylethynyl)phenyl)]ethynyl}-2,5-bis(dodecyloxy)phenyl)ethynyl]benzaldehyde
CAS No.:870080-50-5
Molecular Formula:C₇₆H₁₁₈O₅Si
Molecular Weight:1139.86
Hs Code.:

Synonyms:4-[4-{[(2'-(2'',5''-bis(dodecyloxy)-4''-(2'-trimethylsilylethynyl)phenyl)]ethynyl}-2,5-bis(dodecyloxy)phenyl)ethynyl]benzaldehyde

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Chemical Property of 4-[4-{[(2'-(2'',5''-bis(dodecyloxy)-4''-(2'-trimethylsilylethynyl)phenyl)]ethynyl}-2,5-bis(dodecyloxy)phenyl)ethynyl]benzaldehyde

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Technology Process of 4-[4-{[(2'-(2'',5''-bis(dodecyloxy)-4''-(2'-trimethylsilylethynyl)phenyl)]ethynyl}-2,5-bis(dodecyloxy)phenyl)ethynyl]benzaldehyde

There total 12 articles about 4-[4-{[(2'-(2'',5''-bis(dodecyloxy)-4''-(2'-trimethylsilylethynyl)phenyl)]ethynyl}-2,5-bis(dodecyloxy)phenyl)ethynyl]benzaldehyde 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: 88.0%

: 870080-47-0
4-{[2'-(2'',5''-bis(dodecyloxy)-4''-(2'-trimethylsilylethynyl)phenyl)]ethynyl}-2,5-bis(dodecyloxy)iodobenzene

: 63697-96-1
4-Ethynylbenzaldehyde

: 870080-50-5
4-[4-{[(2'-(2'',5''-bis(dodecyloxy)-4''-(2'-trimethylsilylethynyl)phenyl)]ethynyl}-2,5-bis(dodecyloxy)phenyl)ethynyl]benzaldehyde

Guidance literature:: With copper diacetate; triphenylphosphine; palladium dichloride; In tetrahydrofuran; triethylamine; at 50 ℃; for 18h;
DOI:10.1039/b506837a

Reference yield:

: 171368-81-3
2,5-bis(dodecyloxy)-4-bromo-1-nitrobenzene

: 870080-50-5
4-[4-{[(2'-(2'',5''-bis(dodecyloxy)-4''-(2'-trimethylsilylethynyl)phenyl)]ethynyl}-2,5-bis(dodecyloxy)phenyl)ethynyl]benzaldehyde

Guidance literature:: Multi-step reaction with 7 steps

1.1: 92 percent / aq. HCl; tin / tetrahydrofuran / 18 h / 20 °C

2.1: BF₃*Et₂O; tBuNO₂ / tetrahydrofuran / 3 h / -8 °C

2.2: 95 percent / K₂CO₃; H₂O; acetonitrile / tetrahydrofuran / 0.25 h / -15 °C

3.1: 62 percent / Cu(OAc)2 / PdCl₂; PPh₃ / triethylamine / 18 h / 100 °C

4.1: 100 percent / K₂CO₃ / methanol; CH₂Cl₂ / 2 h / 20 °C

5.1: 44 percent / Cu(OAc)2 / PdCl₂; PPh₃ / triethylamine; tetrahydrofuran / 18 h / 50 °C

6.1: 91 percent / MeI / 18 h / 120 °C

7.1: 88 percent / Cu(OAc)2 / PdCl₂; PPh₃ / triethylamine; tetrahydrofuran / 18 h / 50 °C

With hydrogenchloride; tin; copper diacetate; 2-Methyl-2-nitropropane; boron trifluoride diethyl etherate; potassium carbonate; methyl iodide; triphenylphosphine; palladium dichloride; In tetrahydrofuran; methanol; dichloromethane; triethylamine; 3.1: Sonogashira coupling reaction / 5.1: Sonogashira cross-coupling reaction;
DOI:10.1039/b506837a

Reference yield:

: 171368-82-4
2,5-bis(dodecyloxy)-4-bromo-1-aminobenzene

: 870080-50-5
4-[4-{[(2'-(2'',5''-bis(dodecyloxy)-4''-(2'-trimethylsilylethynyl)phenyl)]ethynyl}-2,5-bis(dodecyloxy)phenyl)ethynyl]benzaldehyde

Guidance literature:: Multi-step reaction with 6 steps

1.1: BF₃*Et₂O; tBuNO₂ / tetrahydrofuran / 3 h / -8 °C

1.2: 95 percent / K₂CO₃; H₂O; acetonitrile / tetrahydrofuran / 0.25 h / -15 °C

2.1: 62 percent / Cu(OAc)2 / PdCl₂; PPh₃ / triethylamine / 18 h / 100 °C

3.1: 100 percent / K₂CO₃ / methanol; CH₂Cl₂ / 2 h / 20 °C

4.1: 44 percent / Cu(OAc)2 / PdCl₂; PPh₃ / triethylamine; tetrahydrofuran / 18 h / 50 °C

5.1: 91 percent / MeI / 18 h / 120 °C

6.1: 88 percent / Cu(OAc)2 / PdCl₂; PPh₃ / triethylamine; tetrahydrofuran / 18 h / 50 °C

With copper diacetate; 2-Methyl-2-nitropropane; boron trifluoride diethyl etherate; potassium carbonate; methyl iodide; triphenylphosphine; palladium dichloride; In tetrahydrofuran; methanol; dichloromethane; triethylamine; 2.1: Sonogashira coupling reaction / 4.1: Sonogashira cross-coupling reaction;
DOI:10.1039/b506837a