Technology Process of 3β-triethylsilyloxy-9,10-seco-stigmasta-5(E),7(E),10(19)-triene
There total 10 articles about 3β-triethylsilyloxy-9,10-seco-stigmasta-5(E),7(E),10(19)-triene 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:
-
With
N-ethyl-N,N-diisopropylamine;
In
dichloromethane; N,N-dimethyl-formamide;
at 20 ℃;
for 1h;
DOI:10.1021/jo050853f
- Guidance literature:
-
Multi-step reaction with 3 steps
1: 100 percent / sulfur dioxide / 1 h / -10 °C
2: 86 percent / sodium hydrocarbonate / dimethylformamide / 1.5 h / 90 °C
3: 98 percent / diisopropylethylamine / CH2Cl2; dimethylformamide / 1 h / 20 °C
With
sulfur dioxide; sodium hydrogencarbonate; N-ethyl-N,N-diisopropylamine;
In
dichloromethane; N,N-dimethyl-formamide;
DOI:10.1021/jo050853f
- Guidance literature:
-
Multi-step reaction with 5 steps
1: ethyl acetate / Heating
2: 2.6 g / sodium hydroxide / methanol; H2O / 3 h / 20 °C
3: 100 percent / sulfur dioxide / 1 h / -10 °C
4: 86 percent / sodium hydrocarbonate / dimethylformamide / 1.5 h / 90 °C
5: 98 percent / diisopropylethylamine / CH2Cl2; dimethylformamide / 1 h / 20 °C
With
sodium hydroxide; sulfur dioxide; sodium hydrogencarbonate; N-ethyl-N,N-diisopropylamine;
In
methanol; dichloromethane; water; ethyl acetate; N,N-dimethyl-formamide;
DOI:10.1021/jo050853f