Technology Process of Cichorine
There total 12 articles about Cichorine which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
boron trichloride;
In
dichloromethane;
at -78 ℃;
for 2h;
DOI:10.1039/b504602e
- Guidance literature:
-
Multi-step reaction with 9 steps
1.1: 66 percent / toluene / 3 h / Heating
2.1: tBuLi / pentane; diethyl ether / 6 h / 20 °C
2.2: 1,2-dibromotetrachloroethane / pentane; diethyl ether / 12 h / 20 °C
3.1: 1.49 percent / aq. HCl / 0.5 h
4.1: toluene / 3 h / Heating
5.1: 1.39 g / NaBH4 / methanol / 2 h / 20 °C
6.1: 96 percent / Et3N / CH2Cl2 / 3 h / 20 °C
7.1: 55 percent / tBuLi / pentane; tetrahydrofuran / 0.5 h / -100 °C
8.1: 82 percent / trifluoroacetic acid; anisole / 48 h / Heating
9.1: 78 percent / BCl3 / CH2Cl2 / 2 h / -78 °C
With
hydrogenchloride; sodium tetrahydroborate; tert.-butyl lithium; boron trichloride; methoxybenzene; triethylamine; trifluoroacetic acid;
In
tetrahydrofuran; methanol; diethyl ether; dichloromethane; toluene; pentane;
DOI:10.1039/b504602e
- Guidance literature:
-
Multi-step reaction with 10 steps
1.1: 57 percent / K2CO3 / dimethylformamide / 12 h / 40 °C
2.1: 66 percent / toluene / 3 h / Heating
3.1: tBuLi / pentane; diethyl ether / 6 h / 20 °C
3.2: 1,2-dibromotetrachloroethane / pentane; diethyl ether / 12 h / 20 °C
4.1: 1.49 percent / aq. HCl / 0.5 h
5.1: toluene / 3 h / Heating
6.1: 1.39 g / NaBH4 / methanol / 2 h / 20 °C
7.1: 96 percent / Et3N / CH2Cl2 / 3 h / 20 °C
8.1: 55 percent / tBuLi / pentane; tetrahydrofuran / 0.5 h / -100 °C
9.1: 82 percent / trifluoroacetic acid; anisole / 48 h / Heating
10.1: 78 percent / BCl3 / CH2Cl2 / 2 h / -78 °C
With
hydrogenchloride; sodium tetrahydroborate; tert.-butyl lithium; boron trichloride; potassium carbonate; methoxybenzene; triethylamine; trifluoroacetic acid;
In
tetrahydrofuran; methanol; diethyl ether; dichloromethane; N,N-dimethyl-formamide; toluene; pentane;
DOI:10.1039/b504602e