1,2-bis(5-(4-ethynylphenyl)-2-methylthiophen-3-yl)perfluorocyclopentene

Base Information

Chemical Name:1,2-bis(5-(4-ethynylphenyl)-2-methylthiophen-3-yl)perfluorocyclopentene
CAS No.:348639-27-0
Molecular Formula:C₃₁H₁₈F₆S₂
Molecular Weight:568.606
Hs Code.:

Synonyms:1,2-bis(5-(4-ethynylphenyl)-2-methylthiophen-3-yl)perfluorocyclopentene

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Chemical Property of 1,2-bis(5-(4-ethynylphenyl)-2-methylthiophen-3-yl)perfluorocyclopentene

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Technology Process of 1,2-bis(5-(4-ethynylphenyl)-2-methylthiophen-3-yl)perfluorocyclopentene

There total 5 articles about 1,2-bis(5-(4-ethynylphenyl)-2-methylthiophen-3-yl)perfluorocyclopentene 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: 78.0%

: 348638-97-1
1,2-bis(5-(4-trimethylsilylethynylphenyl)-2-methylthiophen-3-yl)perfluorocyclopentene

: 348639-27-0
1,2-bis(5-(4-ethynylphenyl)-2-methylthiophen-3-yl)perfluorocyclopentene

Guidance literature:: With sodium hydroxide; In methanol; at 20 ℃; for 3h;
DOI:10.1021/jo010001p

Reference yield:

: 134856-58-9
1-iodo-4-(trimethylsilylethynyl)benzene

: 348639-27-0
1,2-bis(5-(4-ethynylphenyl)-2-methylthiophen-3-yl)perfluorocyclopentene

Guidance literature:: Multi-step reaction with 3 steps

1.1: 73 percent / aqueous sodium carbonate / tetrakis(triphenylphosphine)palladium⁽⁰⁾ / tetrahydrofuran / 20 h / 32

2.1: n-butyllithium / diethyl ether; hexane / 2 h / -78 °C

2.2: 65 percent / diethyl ether; hexane / 3 h / -78 - 20 °C

3.1: 78 percent / NaOH / methanol / 3 h / 20 °C

With sodium hydroxide; n-butyllithium; sodium carbonate; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In tetrahydrofuran; methanol; diethyl ether; hexane; 1.1: Suzuki coupling;
DOI:10.1021/jo010001p

Reference yield:

: 154566-69-5
3-bromo-2-methylthiophene-5-boronic acid

: 348639-27-0
1,2-bis(5-(4-ethynylphenyl)-2-methylthiophen-3-yl)perfluorocyclopentene

Guidance literature:: Multi-step reaction with 3 steps

1.1: 73 percent / aqueous sodium carbonate / tetrakis(triphenylphosphine)palladium⁽⁰⁾ / tetrahydrofuran / 20 h / 32

2.1: n-butyllithium / diethyl ether; hexane / 2 h / -78 °C

2.2: 65 percent / diethyl ether; hexane / 3 h / -78 - 20 °C

3.1: 78 percent / NaOH / methanol / 3 h / 20 °C

With sodium hydroxide; n-butyllithium; sodium carbonate; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In tetrahydrofuran; methanol; diethyl ether; hexane; 1.1: Suzuki coupling;
DOI:10.1021/jo010001p