Technology Process of 3-(4-hydroxyphenyl)-5-methoxy-2-(4-methoxyphenyl)benzo[b]thiophene
There total 6 articles about 3-(4-hydroxyphenyl)-5-methoxy-2-(4-methoxyphenyl)benzo[b]thiophene 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:
- Guidance literature:
-
4-(tetrahydro-2H-pyran-2-yloxy)phenylboronic acid; 3-iodo-5-methoxy-2-(4-methoxyphenyl)benzo[b]thiophene;
With
tetrakis(triphenylphosphine) palladium(0); potassium carbonate;
In
ethanol; water; toluene;
at 80 ℃;
Inert atmosphere;
With
hydrogenchloride;
In
tetrahydrofuran; water;
at 20 ℃;
for 1h;
DOI:10.1016/j.tetlet.2010.09.137
- Guidance literature:
-
Multi-step reaction with 3 steps
1: iodine / dichloromethane / 0.17 h / 20 °C
2: tetrakis(triphenylphosphine) palladium(0); potassium carbonate / ethanol; water; toluene / 80 °C / Inert atmosphere
3: hydrogenchloride; water / tetrahydrofuran / 1 h / 20 °C
With
hydrogenchloride; tetrakis(triphenylphosphine) palladium(0); water; iodine; potassium carbonate;
In
tetrahydrofuran; ethanol; dichloromethane; water; toluene;
2: Suzuki-Miyaura coupling;
DOI:10.1021/co200090p
- Guidance literature:
-
Multi-step reaction with 5 steps
1.1: copper(l) iodide; trans-bis(triphenylphosphine)palladium dichloride; triethylamine / 50 °C / Inert atmosphere
2.1: n-butyllithium / tetrahydrofuran; cyclohexane / 1.5 h / -78 °C / Inert atmosphere
2.2: -78 - 20 °C / Inert atmosphere
3.1: iodine / dichloromethane / 0.17 h / 20 °C
4.1: tetrakis(triphenylphosphine) palladium(0); potassium carbonate / ethanol; water; toluene / 80 °C / Inert atmosphere
5.1: hydrogenchloride; water / tetrahydrofuran / 1 h / 20 °C
With
hydrogenchloride; copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); n-butyllithium; trans-bis(triphenylphosphine)palladium dichloride; water; iodine; potassium carbonate; triethylamine;
In
tetrahydrofuran; ethanol; dichloromethane; cyclohexane; water; toluene;
1.1: Sonogashira reaction / 4.1: Suzuki-Miyaura coupling;
DOI:10.1021/co200090p