Technology Process of 9-(6-bromohexyl)-8-(3,4-difluorophenyl)-6,7-dihydro-5H-benzo[7]annulen-3-ol
There total 6 articles about 9-(6-bromohexyl)-8-(3,4-difluorophenyl)-6,7-dihydro-5H-benzo[7]annulen-3-ol which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
carbon tetrabromide; triphenylphosphine;
In
tetrahydrofuran; dichloromethane;
at 0 - 5 ℃;
- Guidance literature:
-
Multi-step reaction with 5 steps
1: sodium t-butanolate; palladium diacetate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene / tetrahydrofuran / 24 h / Reflux; Inert atmosphere
2: 1,8-diazabicyclo[5.4.0]undec-7-ene / tetrahydrofuran; tert-butyl methyl ether / 3 h / 3 - 20 °C
3: tetrakis(triphenylphosphine) palladium(0); triethylamine / N,N-dimethyl-formamide / 80 °C / Inert atmosphere
4: potassium hydroxide; hydrogen; palladium on activated charcoal / dichloromethane; methanol / 20 °C / 760.05 Torr
5: triphenylphosphine; carbon tetrabromide / tetrahydrofuran; dichloromethane / 0 - 5 °C
With
tetrakis(triphenylphosphine) palladium(0); carbon tetrabromide; palladium on activated charcoal; hydrogen; palladium diacetate; 1,8-diazabicyclo[5.4.0]undec-7-ene; triethylamine; triphenylphosphine; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; potassium hydroxide; sodium t-butanolate;
In
tetrahydrofuran; methanol; dichloromethane; tert-butyl methyl ether; N,N-dimethyl-formamide;
- Guidance literature:
-
Multi-step reaction with 4 steps
1: 1,8-diazabicyclo[5.4.0]undec-7-ene / tetrahydrofuran; tert-butyl methyl ether / 3 h / 3 - 20 °C
2: tetrakis(triphenylphosphine) palladium(0); triethylamine / N,N-dimethyl-formamide / 80 °C / Inert atmosphere
3: potassium hydroxide; hydrogen; palladium on activated charcoal / dichloromethane; methanol / 20 °C / 760.05 Torr
4: triphenylphosphine; carbon tetrabromide / tetrahydrofuran; dichloromethane / 0 - 5 °C
With
tetrakis(triphenylphosphine) palladium(0); carbon tetrabromide; palladium on activated charcoal; hydrogen; 1,8-diazabicyclo[5.4.0]undec-7-ene; triethylamine; triphenylphosphine; potassium hydroxide;
In
tetrahydrofuran; methanol; dichloromethane; tert-butyl methyl ether; N,N-dimethyl-formamide;