1-(2-methyl-5-phenyl-3-thienyl)-2-[2-(2,5-dioxolanyl)-5-phenyl-3-thienyl]-3,3,4,4,5,5-hexafluorocyclopentene

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Chemical Name:1-(2-methyl-5-phenyl-3-thienyl)-2-[2-(2,5-dioxolanyl)-5-phenyl-3-thienyl]-3,3,4,4,5,5-hexafluorocyclopentene
CAS No.:308255-24-5
Molecular Formula:C₂₉H₂₀F₆O₂S₂
Molecular Weight:578.599
Hs Code.:

Synonyms:1-(2-methyl-5-phenyl-3-thienyl)-2-[2-(2,5-dioxolanyl)-5-phenyl-3-thienyl]-3,3,4,4,5,5-hexafluorocyclopentene

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Chemical Property of 1-(2-methyl-5-phenyl-3-thienyl)-2-[2-(2,5-dioxolanyl)-5-phenyl-3-thienyl]-3,3,4,4,5,5-hexafluorocyclopentene

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Technology Process of 1-(2-methyl-5-phenyl-3-thienyl)-2-[2-(2,5-dioxolanyl)-5-phenyl-3-thienyl]-3,3,4,4,5,5-hexafluorocyclopentene

There total 6 articles about 1-(2-methyl-5-phenyl-3-thienyl)-2-[2-(2,5-dioxolanyl)-5-phenyl-3-thienyl]-3,3,4,4,5,5-hexafluorocyclopentene 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: 49.0%

: 308255-23-4
2-(3-bromo-5-phenylthiophen-2-yl)[1,3]dioxolane

: 308255-22-3
1-[2-methyl-5-phenyl-3-thienyl]heptafluorocyclopentene

: 308255-24-5
1-(2-methyl-5-phenyl-3-thienyl)-2-[2-(2,5-dioxolanyl)-5-phenyl-3-thienyl]-3,3,4,4,5,5-hexafluorocyclopentene

Guidance literature:: 2-(3-bromo-5-phenylthiophen-2-yl)[1,3]dioxolane; With n-butyllithium; In tetrahydrofuran; hexane; at -78 ℃; for 1h;

1-[2-methyl-5-phenyl-3-thienyl]heptafluorocyclopentene; In tetrahydrofuran; hexane; at -78 - 20 ℃; for 17h;
DOI:10.1002/anie.201609989

Reference yield:

: 23688-07-5
3,5-dibromo-2-thiophenecarboxaldehyde

: 308255-24-5
1-(2-methyl-5-phenyl-3-thienyl)-2-[2-(2,5-dioxolanyl)-5-phenyl-3-thienyl]-3,3,4,4,5,5-hexafluorocyclopentene

Guidance literature:: Multi-step reaction with 3 steps

1.1: 96 percent / p-TsOH*H₂O / benzene / 13 h / Heating

2.1: 55 percent / aq. Na₂CO₃; Pd(PPh₃)4 / tetrahydrofuran / 7 h / Heating

3.1: n-BuLi / tetrahydrofuran / 1.5 h / -78 °C

3.2: 43 percent / tetrahydrofuran / 5 h / -78 °C

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; n-butyllithium; sodium carbonate; toluene-4-sulfonic acid; In tetrahydrofuran; benzene;
DOI:10.1021/ja001350o

Reference yield:

: 286958-92-7
3,5-dibromo-2-(1,3-dioxolan-2-yl)-thiophene

: 308255-24-5
1-(2-methyl-5-phenyl-3-thienyl)-2-[2-(2,5-dioxolanyl)-5-phenyl-3-thienyl]-3,3,4,4,5,5-hexafluorocyclopentene

Guidance literature:: Multi-step reaction with 2 steps

1.1: 55 percent / aq. Na₂CO₃; Pd(PPh₃)4 / tetrahydrofuran / 7 h / Heating

2.1: n-BuLi / tetrahydrofuran / 1.5 h / -78 °C

2.2: 43 percent / tetrahydrofuran / 5 h / -78 °C

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; n-butyllithium; sodium carbonate; In tetrahydrofuran;
DOI:10.1021/ja001350o