1,2-bis-[4-(2-{2-[2-(2-{2-[4-(4-methoxy-phenylethynyl)-phenoxy]-ethoxy}-ethoxy)-ethoxy]-ethoxy}-ethoxy)-phenyl]-ethane-1,2-dione

Base Information

Chemical Name:1,2-bis-[4-(2-{2-[2-(2-{2-[4-(4-methoxy-phenylethynyl)-phenoxy]-ethoxy}-ethoxy)-ethoxy]-ethoxy}-ethoxy)-phenyl]-ethane-1,2-dione
CAS No.:885058-76-4
Molecular Formula:C₆₄H₇₀O₁₆
Molecular Weight:1095.25
Hs Code.:

Synonyms:1,2-bis-[4-(2-{2-[2-(2-{2-[4-(4-methoxy-phenylethynyl)-phenoxy]-ethoxy}-ethoxy)-ethoxy]-ethoxy}-ethoxy)-phenyl]-ethane-1,2-dione

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Chemical Property of 1,2-bis-[4-(2-{2-[2-(2-{2-[4-(4-methoxy-phenylethynyl)-phenoxy]-ethoxy}-ethoxy)-ethoxy]-ethoxy}-ethoxy)-phenyl]-ethane-1,2-dione

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Technology Process of 1,2-bis-[4-(2-{2-[2-(2-{2-[4-(4-methoxy-phenylethynyl)-phenoxy]-ethoxy}-ethoxy)-ethoxy]-ethoxy}-ethoxy)-phenyl]-ethane-1,2-dione

There total 6 articles about 1,2-bis-[4-(2-{2-[2-(2-{2-[4-(4-methoxy-phenylethynyl)-phenoxy]-ethoxy}-ethoxy)-ethoxy]-ethoxy}-ethoxy)-phenyl]-ethane-1,2-dione 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: 80.0%

: 885058-75-3
1,2-bis-(4-{2-[2-(2-{2-[2-(4-iodo-phenoxy)-ethoxy]-ethoxy}-ethoxy)-ethoxy]-ethoxy}-phenyl)-ethane-1,2-dione

: 768-60-5
4-methoxyphenylacetylen

: 885058-76-4
1,2-bis-[4-(2-{2-[2-(2-{2-[4-(4-methoxy-phenylethynyl)-phenoxy]-ethoxy}-ethoxy)-ethoxy]-ethoxy}-ethoxy)-phenyl]-ethane-1,2-dione

Guidance literature:: With copper(l) iodide; 1,3-bis-(diphenylphosphino)propane; N-ethyl-N,N-diisopropylamine; palladium diacetate; In toluene; at 60 ℃; for 16h;
DOI:10.1021/ol060025o

Reference yield:

: 885058-74-2
1-iodo-4-[2-(2-{2-[2-(2-iodo-ethoxy)-ethoxy]-ethoxy}-ethoxy)-ethoxy]-benzene

: 885058-76-4
1,2-bis-[4-(2-{2-[2-(2-{2-[4-(4-methoxy-phenylethynyl)-phenoxy]-ethoxy}-ethoxy)-ethoxy]-ethoxy}-ethoxy)-phenyl]-ethane-1,2-dione

Guidance literature:: Multi-step reaction with 2 steps

1: 95 percent / Cs₂CO₃ / dimethylformamide / 80 °C

2: 80 percent / 1,3-bis(diphenylphosphino)propane; iPr₂NEt; CuI / palladium acetate / toluene / 16 h / 60 °C

With copper(l) iodide; 1,3-bis-(diphenylphosphino)propane; caesium carbonate; N-ethyl-N,N-diisopropylamine; palladium diacetate; In N,N-dimethyl-formamide; toluene;
DOI:10.1021/ol060025o

Reference yield:

: 540-38-5
p-Iodophenol

: 885058-76-4
1,2-bis-[4-(2-{2-[2-(2-{2-[4-(4-methoxy-phenylethynyl)-phenoxy]-ethoxy}-ethoxy)-ethoxy]-ethoxy}-ethoxy)-phenyl]-ethane-1,2-dione

Guidance literature:: Multi-step reaction with 3 steps

1: 99 percent / K₂CO₃ / acetone / 3 h / Heating

2: 95 percent / Cs₂CO₃ / dimethylformamide / 80 °C

3: 80 percent / 1,3-bis(diphenylphosphino)propane; iPr₂NEt; CuI / palladium acetate / toluene / 16 h / 60 °C

With copper(l) iodide; 1,3-bis-(diphenylphosphino)propane; potassium carbonate; caesium carbonate; N-ethyl-N,N-diisopropylamine; palladium diacetate; In N,N-dimethyl-formamide; acetone; toluene;
DOI:10.1021/ol060025o