4-[4-{6-[2,5-bis-(2-ethyl-hexyloxy)-4-(3-hydroxy-3-methyl-but-1-ynyl)-phenylethynyl]-pyren-1-ylethynyl}-2,5-bis-(2-ethyl-hexyloxy)-phenyl]-2-methyl-but-3-yn-2-ol

Base Information

• Chemical Name: 4-[4-{6-[2,5-bis-(2-ethyl-hexyloxy)-4-(3-hydroxy-3-methyl-but-1-ynyl)-phenylethynyl]-pyren-1-ylethynyl}-2,5-bis-(2-ethyl-hexyloxy)-phenyl]-2-methyl-but-3-yn-2-ol
• CAS No.: 871248-27-0
• Molecular Formula: C₇₄H₉₄O₆
• Molecular Weight: 1079.56
• Mol file: 871248-27-0.mol

Synonyms:4-[4-{6-[2,5-bis-(2-ethyl-hexyloxy)-4-(3-hydroxy-3-methyl-but-1-ynyl)-phenylethynyl]-pyren-1-ylethynyl}-2,5-bis-(2-ethyl-hexyloxy)-phenyl]-2-methyl-but-3-yn-2-ol

Chemical Property of 4-[4-{6-[2,5-bis-(2-ethyl-hexyloxy)-4-(3-hydroxy-3-methyl-but-1-ynyl)-phenylethynyl]-pyren-1-ylethynyl}-2,5-bis-(2-ethyl-hexyloxy)-phenyl]-2-methyl-but-3-yn-2-ol

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 4-[4-{6-[2,5-bis-(2-ethyl-hexyloxy)-4-(3-hydroxy-3-methyl-but-1-ynyl)-phenylethynyl]-pyren-1-ylethynyl}-2,5-bis-(2-ethyl-hexyloxy)-phenyl]-2-methyl-but-3-yn-2-ol

There total 3 articles about 4-[4-{6-[2,5-bis-(2-ethyl-hexyloxy)-4-(3-hydroxy-3-methyl-but-1-ynyl)-phenylethynyl]-pyren-1-ylethynyl}-2,5-bis-(2-ethyl-hexyloxy)-phenyl]-2-methyl-but-3-yn-2-ol 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: 61.0%

4-[2,5-bis-(2-ethyl-hexyloxy)-4-iodo-phenyl]-2-methyl-but-3-yn-2-ol + 1,6-bis(3-hydroxy-3-methylbuthynyl)pyrene (173678-77-8) → 4-[4-{6-[2,5-bis-(2-ethyl-hexyloxy)-4-(3-hydroxy-3-methyl-but-1-ynyl)-phenylethynyl]-pyren-1-ylethynyl}-2,5-bis-(2-ethyl-hexyloxy)-phenyl]-2-methyl-but-3-yn-2-ol (871248-27-0)

Guidance literature:

With copper(l) iodide; diethylamine; bis-triphenylphosphine-palladium(II) chloride; at 50 ℃; for 20h;

DOI:10.1002/ejoc.200500059

Reference yield:

pyrene (129-00-0) → 4-[4-{6-[2,5-bis-(2-ethyl-hexyloxy)-4-(3-hydroxy-3-methyl-but-1-ynyl)-phenylethynyl]-pyren-1-ylethynyl}-2,5-bis-(2-ethyl-hexyloxy)-phenyl]-2-methyl-but-3-yn-2-ol (871248-27-0)

Guidance literature:

Multi-step reaction with 3 steps

1.1: KIO₃; I₂; H₂SO₄ / acetic acid; H₂O / 4 h / 40 °C

1.2: 66 percent / CuI; diethylamine / Pd[PPh₃]2Cl₂ / 20 h / 50 °C

2.1: 58 percent / NaOH / toluene / 3 h / Heating

3.1: 61 percent / CuI; diethylamine / Pd[PPh₃]2Cl₂ / 20 h / 50 °C

With potassium iodate; sodium hydroxide; copper(l) iodide; sulfuric acid; iodine; diethylamine; bis-triphenylphosphine-palladium(II) chloride; In water; acetic acid; toluene;

DOI:10.1002/ejoc.200500059

Reference yield:

4-[6-(3-hydroxy-3-methyl-but-1-ynyl)-pyren-1-yl]-2-methyl-3-butyn-2-ol (859627-74-0) → 4-[4-{6-[2,5-bis-(2-ethyl-hexyloxy)-4-(3-hydroxy-3-methyl-but-1-ynyl)-phenylethynyl]-pyren-1-ylethynyl}-2,5-bis-(2-ethyl-hexyloxy)-phenyl]-2-methyl-but-3-yn-2-ol (871248-27-0)

Guidance literature:

Multi-step reaction with 2 steps

1: 58 percent / NaOH / toluene / 3 h / Heating

2: 61 percent / CuI; diethylamine / Pd[PPh₃]2Cl₂ / 20 h / 50 °C

With sodium hydroxide; copper(l) iodide; diethylamine; bis-triphenylphosphine-palladium(II) chloride; In toluene;

DOI:10.1002/ejoc.200500059

upstream raw materials:

1,6-bis(3-hydroxy-3-methylbuthynyl)pyrene

pyrene

4-[6-(3-hydroxy-3-methyl-but-1-ynyl)-pyren-1-yl]-2-methyl-3-butyn-2-ol

Downstream raw materials:

1,6-bis-[2,5-bis-(2-ethyl-hexyloxy)-4-ethynyl-phenylethynyl]-pyrene