1,2-bis(2-methyl-5-(4-bromobenzyl)thiophen-3-yl)hexafluorocyclopentene

Base Information

Chemical Name:1,2-bis(2-methyl-5-(4-bromobenzyl)thiophen-3-yl)hexafluorocyclopentene
CAS No.:210093-65-5
Molecular Formula:C₂₉H₂₀Br₂F₆S₂
Molecular Weight:706.408
Hs Code.:

Synonyms:1,2-bis(2-methyl-5-(4-bromobenzyl)thiophen-3-yl)hexafluorocyclopentene

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Chemical Property of 1,2-bis(2-methyl-5-(4-bromobenzyl)thiophen-3-yl)hexafluorocyclopentene

Chemical Property:

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Technology Process of 1,2-bis(2-methyl-5-(4-bromobenzyl)thiophen-3-yl)hexafluorocyclopentene

There total 13 articles about 1,2-bis(2-methyl-5-(4-bromobenzyl)thiophen-3-yl)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: 71.0%

: 210093-64-4
1,2-bis[2-methyl-5-(p-(hydroxymethyl)phenyl)-3-thienyl]hexafluorocyclopentene

: 210093-65-5
1,2-bis(2-methyl-5-(4-bromobenzyl)thiophen-3-yl)hexafluorocyclopentene

Guidance literature:: With carbon tetrabromide; triphenylphosphine; In acetonitrile;
DOI:10.1016/S0040-4039(98)00843-0

Reference yield:

: 873-75-6
4-bromobenzenemethanol

: 210093-65-5
1,2-bis(2-methyl-5-(4-bromobenzyl)thiophen-3-yl)hexafluorocyclopentene

Guidance literature:: Multi-step reaction with 5 steps

1: 45 percent / Pd(PPh₃)4, Na₂CO₃ / tetrahydrofuran; H₂O / Heating

2: PPTS / CH₂Cl₂

3: 72 percent / n-BuLi / tetrahydrofuran / -78 °C

4: 77 percent / HCl / tetrahydrofuran / 60 °C

5: 71 percent / CBr₄, PPh₃ / acetonitrile

With hydrogenchloride; tetrakis(triphenylphosphine) palladium⁽⁰⁾; n-butyllithium; carbon tetrabromide; pyridinium p-toluenesulfonate; sodium carbonate; triphenylphosphine; In tetrahydrofuran; dichloromethane; water; acetonitrile;
DOI:10.1016/S0040-4039(98)00843-0

Reference yield:

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

: 210093-65-5
1,2-bis(2-methyl-5-(4-bromobenzyl)thiophen-3-yl)hexafluorocyclopentene

Guidance literature:: Multi-step reaction with 5 steps

1: 45 percent / Pd(PPh₃)4, Na₂CO₃ / tetrahydrofuran; H₂O / Heating

2: PPTS / CH₂Cl₂

3: 72 percent / n-BuLi / tetrahydrofuran / -78 °C

4: 77 percent / HCl / tetrahydrofuran / 60 °C

5: 71 percent / CBr₄, PPh₃ / acetonitrile

With hydrogenchloride; tetrakis(triphenylphosphine) palladium⁽⁰⁾; n-butyllithium; carbon tetrabromide; pyridinium p-toluenesulfonate; sodium carbonate; triphenylphosphine; In tetrahydrofuran; dichloromethane; water; acetonitrile;
DOI:10.1016/S0040-4039(98)00843-0