Technology Process of C21H21NO3S
There total 5 articles about C21H21NO3S which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
acetamidine hydrochloride; potassium hydroxide;
In
tetrahydrofuran; water;
- Guidance literature:
-
Multi-step reaction with 4 steps
1.1: sodium hydroxide; tetra(n-butyl)ammonium hydrogensulfate / dichloromethane / 4 h / 0 - 20 °C
2.1: sec.-butyllithium / tetrahydrofuran; cyclohexane / 3 h / -70 - 20 °C
2.2: -70 °C
3.1: N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile) / tetrachloromethane / 8 h / Reflux
4.1: potassium hydroxide; acetamidine hydrochloride / tetrahydrofuran; water
With
N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile); sec.-butyllithium; acetamidine hydrochloride; tetra(n-butyl)ammonium hydrogensulfate; potassium hydroxide; sodium hydroxide;
In
tetrahydrofuran; tetrachloromethane; dichloromethane; cyclohexane; water;
- Guidance literature:
-
Multi-step reaction with 3 steps
1.1: sec.-butyllithium / tetrahydrofuran; cyclohexane / 3 h / -70 - 20 °C
1.2: -70 °C
2.1: N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile) / tetrachloromethane / 8 h / Reflux
3.1: potassium hydroxide; acetamidine hydrochloride / tetrahydrofuran; water
With
N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile); sec.-butyllithium; acetamidine hydrochloride; potassium hydroxide;
In
tetrahydrofuran; tetrachloromethane; cyclohexane; water;