1-[(4-bromo-2,5-di(dodecyloxy)phenyl)ethynyl]-2,5-di(dodecyloxy)-4-[(2,6-bis(2-pyridinyl)pyridine-4-yl)ethynyl]benzene

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Chemical Name:1-[(4-bromo-2,5-di(dodecyloxy)phenyl)ethynyl]-2,5-di(dodecyloxy)-4-[(2,6-bis(2-pyridinyl)pyridine-4-yl)ethynyl]benzene
CAS No.:243835-44-1
Molecular Formula:C₇₉H₁₁₄BrN₃O₄
Molecular Weight:1249.7
Hs Code.:

Synonyms:1-[(4-bromo-2,5-di(dodecyloxy)phenyl)ethynyl]-2,5-di(dodecyloxy)-4-[(2,6-bis(2-pyridinyl)pyridine-4-yl)ethynyl]benzene

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Chemical Property of 1-[(4-bromo-2,5-di(dodecyloxy)phenyl)ethynyl]-2,5-di(dodecyloxy)-4-[(2,6-bis(2-pyridinyl)pyridine-4-yl)ethynyl]benzene

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Technology Process of 1-[(4-bromo-2,5-di(dodecyloxy)phenyl)ethynyl]-2,5-di(dodecyloxy)-4-[(2,6-bis(2-pyridinyl)pyridine-4-yl)ethynyl]benzene

There total 7 articles about 1-[(4-bromo-2,5-di(dodecyloxy)phenyl)ethynyl]-2,5-di(dodecyloxy)-4-[(2,6-bis(2-pyridinyl)pyridine-4-yl)ethynyl]benzene 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: 62.0%

: 137436-30-7
2,5-dibromo-1,4-didodecyloxybenzene

: 243835-42-9
1-ethynyl-2,5-di(dodecyloxy)-4-[(2,6-bis(2-pyridinyl)pyridine-4-yl)ethynyl]benzene

: 243835-44-1
1-[(4-bromo-2,5-di(dodecyloxy)phenyl)ethynyl]-2,5-di(dodecyloxy)-4-[(2,6-bis(2-pyridinyl)pyridine-4-yl)ethynyl]benzene

Guidance literature:: With diisopropylamine; tetrakis(triphenylphosphine) palladium⁽⁰⁾; at 70 ℃;
DOI:10.1016/S0040-4039(99)01073-4

Reference yield:

: 3230-09-9
1,4-bis-dodecyloxy-benzene

: 243835-44-1
1-[(4-bromo-2,5-di(dodecyloxy)phenyl)ethynyl]-2,5-di(dodecyloxy)-4-[(2,6-bis(2-pyridinyl)pyridine-4-yl)ethynyl]benzene

Guidance literature:: Multi-step reaction with 2 steps

1: 97 percent / Br₂ / CCl₄ / 10 h / 80 °C

2: 62 percent / n-propylamine / Pd(PPh₃)4 / 96 h / 70 °C

With propylamine; bromine; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In tetrachloromethane; 1: Bromination / 2: Substitution;
DOI:10.1021/jo9919355

Reference yield:

: 243835-38-3
1-(3-hydroxy-3-methyl-1-butynyl)-4-ethynyl-2,5-di(dodecyloxy)benzene

: 243835-44-1
1-[(4-bromo-2,5-di(dodecyloxy)phenyl)ethynyl]-2,5-di(dodecyloxy)-4-[(2,6-bis(2-pyridinyl)pyridine-4-yl)ethynyl]benzene

Guidance literature:: Multi-step reaction with 3 steps

1: 70 percent / i-Pr₂NH / Pd(PPh₃)4 / benzene / 40 h / 60 °C

2: 70 percent / NaOH / benzene / 36 h / 80 °C

3: 62 percent / n-propylamine / Pd(PPh₃)4 / 96 h / 70 °C

With propylamine; sodium hydroxide; diisopropylamine; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In benzene; 1: Substitution / 2: deprotection / 3: Substitution;
DOI:10.1021/jo9919355