Technology Process of C21H29BO3Si
There total 5 articles about C21H29BO3Si which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 3 steps
1.1: Zn; Ph3P / CH2Cl2 / 0.33 h / cooling
1.2: CH2Cl2 / 4 h / 20 °C
2.1: 5.61 g / n-BuLi / tetrahydrofuran; hexane / 1 h / -78 °C
3.1: BHBr2*SMe2 / CH2Cl2 / 2 h / 20 °C
3.2: 80 percent / H2O / CH2Cl2; diethyl ether / 0.5 h / 20 °C
With
n-butyllithium; dibromoborane dimethylsulfide; triphenylphosphine; zinc;
In
tetrahydrofuran; hexane; dichloromethane;
1.2: Corey-Fuchs homologation;
DOI:10.1002/anie.200603363
- Guidance literature:
-
Multi-step reaction with 4 steps
1.1: 90 percent / Et3N; SO3; pyridine / CH2Cl2; dimethylsulfoxide / 1 h / 20 °C
2.1: Zn; Ph3P / CH2Cl2 / 0.33 h / cooling
2.2: CH2Cl2 / 4 h / 20 °C
3.1: 5.61 g / n-BuLi / tetrahydrofuran; hexane / 1 h / -78 °C
4.1: BHBr2*SMe2 / CH2Cl2 / 2 h / 20 °C
4.2: 80 percent / H2O / CH2Cl2; diethyl ether / 0.5 h / 20 °C
With
pyridine; n-butyllithium; dibromoborane dimethylsulfide; sulfur trioxide; triethylamine; triphenylphosphine; zinc;
In
tetrahydrofuran; hexane; dichloromethane; dimethyl sulfoxide;
2.2: Corey-Fuchs homologation;
DOI:10.1002/anie.200603363
- Guidance literature:
-
Multi-step reaction with 5 steps
1.1: 97 percent / LiBH4 / tetrahydrofuran; diethyl ether / 24 h / 20 °C
2.1: 90 percent / Et3N; SO3; pyridine / CH2Cl2; dimethylsulfoxide / 1 h / 20 °C
3.1: Zn; Ph3P / CH2Cl2 / 0.33 h / cooling
3.2: CH2Cl2 / 4 h / 20 °C
4.1: 5.61 g / n-BuLi / tetrahydrofuran; hexane / 1 h / -78 °C
5.1: BHBr2*SMe2 / CH2Cl2 / 2 h / 20 °C
5.2: 80 percent / H2O / CH2Cl2; diethyl ether / 0.5 h / 20 °C
With
pyridine; lithium borohydride; n-butyllithium; dibromoborane dimethylsulfide; sulfur trioxide; triethylamine; triphenylphosphine; zinc;
In
tetrahydrofuran; diethyl ether; hexane; dichloromethane; dimethyl sulfoxide;
3.2: Corey-Fuchs homologation;
DOI:10.1002/anie.200603363