Technology Process of 2-((1S,2S,3S,5S,6S)-6-((tert-butyldimethylsilyl)oxy)-2-(3,4-dihydro-2H-pyrrol-5-yl)-2-(3-hydroxypropyl)-5-methyl-3-((methylsulfonyl)oxy)cyclohexyl)ethyl pivalate
There total 17 articles about 2-((1S,2S,3S,5S,6S)-6-((tert-butyldimethylsilyl)oxy)-2-(3,4-dihydro-2H-pyrrol-5-yl)-2-(3-hydroxypropyl)-5-methyl-3-((methylsulfonyl)oxy)cyclohexyl)ethyl pivalate 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
dimethyl sulfide borane;
In
tetrahydrofuran;
at 0 - 20 ℃;
for 3h;
Inert atmosphere;
DOI:10.1021/jo302333s
- Guidance literature:
-
Multi-step reaction with 7 steps
1.1: 2,2'-azobis(isobutyronitrile) / benzine / 85 °C
2.1: oxalyl dichloride; N,N-dimethyl-formamide / dichloromethane
3.1: ammonium cerium (IV) nitrate / water; acetonitrile / 0.08 h / 20 °C / Inert atmosphere
4.1: ammonium cerium (IV) nitrate / acetonitrile / 0 °C
5.1: diethylaluminium chloride / dichloromethane; toluene / 0.5 h / -78 °C / Inert atmosphere
5.2: 3.5 h / -78 - 20 °C / Inert atmosphere
6.1: triethylamine / dichloromethane / 0.75 h / 0 - 20 °C / Inert atmosphere
7.1: dimethyl sulfide borane / tetrahydrofuran / 3 h / 0 - 20 °C / Inert atmosphere
With
ammonium cerium (IV) nitrate; oxalyl dichloride; 2,2'-azobis(isobutyronitrile); dimethyl sulfide borane; diethylaluminium chloride; triethylamine; N,N-dimethyl-formamide;
In
tetrahydrofuran; benzine; dichloromethane; water; toluene; acetonitrile;
3.1: |Michael Addition;
DOI:10.1021/jo302333s
- Guidance literature:
-
Multi-step reaction with 10 steps
1.1: 1H-imidazole / N,N-dimethyl-formamide / 0 - 20 °C
2.1: dimethyl sulfide borane; 2-methyl-but-2-ene / tetrahydrofuran / 4 h / 0 °C / Inert atmosphere
3.1: Dess-Martin periodane / dichloromethane / 2 h / 20 °C / Inert atmosphere
4.1: sodium chlorite; 2-methyl-but-2-ene; sodium dihydrogen phosphate monohydrate / water; acetonitrile; tert-butyl alcohol / 3.5 h / 0 °C / Inert atmosphere
5.1: oxalyl dichloride; N,N-dimethyl-formamide / dichloromethane
6.1: ammonium cerium (IV) nitrate / water; acetonitrile / 0.08 h / 20 °C / Inert atmosphere
7.1: ammonium cerium (IV) nitrate / acetonitrile / 0 °C
8.1: diethylaluminium chloride / dichloromethane; toluene / 0.5 h / -78 °C / Inert atmosphere
8.2: 3.5 h / -78 - 20 °C / Inert atmosphere
9.1: triethylamine / dichloromethane / 0.75 h / 0 - 20 °C / Inert atmosphere
10.1: dimethyl sulfide borane / tetrahydrofuran / 3 h / 0 - 20 °C / Inert atmosphere
With
1H-imidazole; sodium chlorite; ammonium cerium (IV) nitrate; sodium dihydrogen phosphate monohydrate; 2-methyl-but-2-ene; oxalyl dichloride; dimethyl sulfide borane; diethylaluminium chloride; Dess-Martin periodane; triethylamine; N,N-dimethyl-formamide;
In
tetrahydrofuran; dichloromethane; water; N,N-dimethyl-formamide; toluene; acetonitrile; tert-butyl alcohol;
6.1: |Michael Addition;
DOI:10.1021/jo302333s