Technology Process of benzyl 3-oxo-23-hydroxy-lup-20(29)-en-28-oate
There total 10 articles about benzyl 3-oxo-23-hydroxy-lup-20(29)-en-28-oate 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
hydrogenchloride; titanium(III) chloride; ammonium acetate;
In
tetrahydrofuran; water;
at 20 ℃;
for 6h;
DOI:10.3184/174751912X13332875186150
- Guidance literature:
-
Multi-step reaction with 4 steps
1: potassium carbonate / N,N-dimethyl-formamide / 12 h / 20 °C
2: dmap / dichloromethane / 4 h / 20 °C
3: pyridinium chlorochromate / dichloromethane / 3 h / 20 °C
4: hydrogenchloride / tetrahydrofuran; acetone / 10 h / 20 °C
With
hydrogenchloride; dmap; potassium carbonate; pyridinium chlorochromate;
In
tetrahydrofuran; dichloromethane; N,N-dimethyl-formamide; acetone;
DOI:10.1016/j.ejmech.2014.09.058
- Guidance literature:
-
Multi-step reaction with 6 steps
1.1: potassium carbonate / N,N-dimethyl-formamide / 12 h / 20 °C
2.1: pyridinium chlorochromate / dichloromethane / 5 h / 20 °C
3.1: pyridine; hydroxylamine hydrochloride / 4 h / 80 °C
4.1: sodium tetrachloropalladate(II); sodium acetate; acetic acid / 72 h / 20 °C
4.2: 1 h / 20 °C
4.3: 20 h / -78 - 20 °C
5.1: sodium hydroxide / tetrahydrofuran; methanol / 1 h / 20 °C
6.1: hydrogenchloride; titanium(III) chloride; ammonium acetate / tetrahydrofuran; water / 6 h / 20 °C
With
pyridine; hydrogenchloride; titanium(III) chloride; sodium tetrachloropalladate(II); hydroxylamine hydrochloride; ammonium acetate; sodium acetate; potassium carbonate; acetic acid; pyridinium chlorochromate; sodium hydroxide;
In
tetrahydrofuran; methanol; dichloromethane; water; N,N-dimethyl-formamide;
DOI:10.3184/174751912X13332875186150
