Technology Process of 3-chloro-5,6-dimethoxy-2-(4-methoxyphenyl)benzofuran
There total 4 articles about 3-chloro-5,6-dimethoxy-2-(4-methoxyphenyl)benzofuran which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
1-(3,4-dimethoxyphenyl)-2-(4-methoxyphenyl)ethane-1,2-dione;
With
titanium tetrachloride;
In
dichloromethane;
at 20 ℃;
for 0.0166667h;
Inert atmosphere;
With
molybdenum(V) chloride;
In
dichloromethane;
Inert atmosphere;
DOI:10.1021/ol300948u
- Guidance literature:
-
Multi-step reaction with 3 steps
1.1: copper(l) iodide; bis-triphenylphosphine-palladium(II) chloride; diisopropylamine / N,N-dimethyl-formamide / 16 h / 81 °C / Inert atmosphere
2.1: potassium permanganate; sodium hydrogencarbonate; magnesium sulfate / water; acetone / 24 h / 20 °C
3.1: titanium tetrachloride / dichloromethane / 0.02 h / 20 °C / Inert atmosphere
3.2: Inert atmosphere
With
bis-triphenylphosphine-palladium(II) chloride; potassium permanganate; copper(l) iodide; titanium tetrachloride; sodium hydrogencarbonate; magnesium sulfate; diisopropylamine;
In
dichloromethane; water; N,N-dimethyl-formamide; acetone;
1.1: Sonogashira coupling / 3.1: Nazarov-type reaction / 3.2: Nazarov-type reaction;
DOI:10.1021/ol300948u
- Guidance literature:
-
Multi-step reaction with 2 steps
1.1: potassium permanganate; sodium hydrogencarbonate; magnesium sulfate / water; acetone / 24 h / 20 °C
2.1: titanium tetrachloride / dichloromethane / 0.02 h / 20 °C / Inert atmosphere
2.2: Inert atmosphere
With
potassium permanganate; titanium tetrachloride; sodium hydrogencarbonate; magnesium sulfate;
In
dichloromethane; water; acetone;
2.1: Nazarov-type reaction / 2.2: Nazarov-type reaction;
DOI:10.1021/ol300948u