Technology Process of butyl 2-cyano-3-hydroxyurs-12-en-24-oate
There total 1 articles about butyl 2-cyano-3-hydroxyurs-12-en-24-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:
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Multi-step reaction with 8 steps
1.1: thionyl chloride / benzene / 3 h / Reflux
2.1: benzene
3.1: potassium carbonate / methanol; water / Reflux
3.2: pH 7
4.1: pyridinium chlorochromate / dichloromethane / 20 °C
5.1: sodium hydride / toluene / 20 °C / Cooling with ice
6.1: hydroxylamine hydrochloride / ethanol; water / Reflux
7.1: sodium methylate / methanol; diethyl ether / 0 - 20 °C
8.1: sodium tetrahydroborate / methanol / 0 °C
With
sodium tetrahydroborate; thionyl chloride; hydroxylamine hydrochloride; sodium methylate; sodium hydride; potassium carbonate; pyridinium chlorochromate;
In
methanol; diethyl ether; ethanol; dichloromethane; water; toluene; benzene;
DOI:10.1016/j.ejmech.2011.01.061
