2-[(2-{[2-({2-[(2-ethynylphenyl)ethynyl]phenyl}ethynyl)phenyl]ethynyl}phenyl)ethynyl]aniline

Base Information

Chemical Name:2-[(2-{[2-({2-[(2-ethynylphenyl)ethynyl]phenyl}ethynyl)phenyl]ethynyl}phenyl)ethynyl]aniline
CAS No.:1337901-66-2
Molecular Formula:C₄₀H₂₃N
Molecular Weight:517.629
Hs Code.:

Synonyms:2-[(2-{[2-({2-[(2-ethynylphenyl)ethynyl]phenyl}ethynyl)phenyl]ethynyl}phenyl)ethynyl]aniline

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Chemical Property of 2-[(2-{[2-({2-[(2-ethynylphenyl)ethynyl]phenyl}ethynyl)phenyl]ethynyl}phenyl)ethynyl]aniline

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Technology Process of 2-[(2-{[2-({2-[(2-ethynylphenyl)ethynyl]phenyl}ethynyl)phenyl]ethynyl}phenyl)ethynyl]aniline

There total 11 articles about 2-[(2-{[2-({2-[(2-ethynylphenyl)ethynyl]phenyl}ethynyl)phenyl]ethynyl}phenyl)ethynyl]aniline 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: 97.0%

: 1337901-94-6
2-({2-[(2-{[2-({2-[(trimethylsilyl)ethynyl]phenyl}ethynyl)phenyl]ethynyl}phenyl)ethynyl]phenyl}ethynyl)aniline

: 1337901-66-2
2-[(2-{[2-({2-[(2-ethynylphenyl)ethynyl]phenyl}ethynyl)phenyl]ethynyl}phenyl)ethynyl]aniline

Guidance literature:: With tetrabutyl ammonium fluoride; In tetrahydrofuran; at 0 ℃; for 0.5h;
DOI:10.1021/jo2018119

Reference yield:

: 1337901-90-2
({2-[(2-bromophenyl)ethynyl]phenyl}ethynyl)trimethylsilane

: 1337901-66-2
2-[(2-{[2-({2-[(2-ethynylphenyl)ethynyl]phenyl}ethynyl)phenyl]ethynyl}phenyl)ethynyl]aniline

Guidance literature:: Multi-step reaction with 5 steps

1.1: n-butyllithium / diethyl ether; hexane / 1 h / -78 °C / Inert atmosphere

1.2: -78 - 20 °C / Inert atmosphere

2.1: copper(l) iodide; bis-triphenylphosphine-palladium(II) chloride; triethylamine / tetrahydrofuran / 3 h / 20 °C / Inert atmosphere

3.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 0.5 h / 0 °C

4.1: copper(l) iodide; bis-triphenylphosphine-palladium(II) chloride; triethylamine / tetrahydrofuran / 5.5 h / 20 °C / Inert atmosphere

5.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 0.5 h / 0 °C

With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; n-butyllithium; tetrabutyl ammonium fluoride; triethylamine; In tetrahydrofuran; diethyl ether; hexane; 2.1: Sonogashira coupling / 4.1: Sonogashira coupling;
DOI:10.1021/jo2018119

Reference yield:

: ({2-[(2-iodophenyl)ethynyl]phenyl}ethynyl)trimethylsilane

: 1337901-66-2
2-[(2-{[2-({2-[(2-ethynylphenyl)ethynyl]phenyl}ethynyl)phenyl]ethynyl}phenyl)ethynyl]aniline

Guidance literature:: Multi-step reaction with 4 steps

1: copper(l) iodide; bis-triphenylphosphine-palladium(II) chloride; triethylamine / tetrahydrofuran / 3 h / 20 °C / Inert atmosphere

2: tetrabutyl ammonium fluoride / tetrahydrofuran / 0.5 h / 0 °C

3: copper(l) iodide; bis-triphenylphosphine-palladium(II) chloride; triethylamine / tetrahydrofuran / 5.5 h / 20 °C / Inert atmosphere

4: tetrabutyl ammonium fluoride / tetrahydrofuran / 0.5 h / 0 °C

With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; tetrabutyl ammonium fluoride; triethylamine; In tetrahydrofuran; 1: Sonogashira coupling / 3: Sonogashira coupling;
DOI:10.1021/jo2018119