Technology Process of (1β,3β-5Ζ,7Ε)-9,10-secocholesta-5,7,10(19)-triene-1,3,24-triol
There total 7 articles about (1β,3β-5Ζ,7Ε)-9,10-secocholesta-5,7,10(19)-triene-1,3,24-triol which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
tetrabutyl ammonium fluoride;
In
tetrahydrofuran;
at 50 - 55 ℃;
for 2h;
- Guidance literature:
-
Multi-step reaction with 5 steps
1: sodium hydrogencarbonate / ethanol / 78 - 85 °C
2: toluene / 110 - 115 °C
3: sodium hydrogencarbonate; sodium persulfate; cetyltrimethylammonium chloride / toluene; water / 60 - 65 °C
4: (1S,2R)-1-amino-2-indanol; potassium tri-sec-butyl-borohydride / tetrahydrofuran / 1 h / -5 - 0 °C / Inert atmosphere
5: tetrabutyl ammonium fluoride / tetrahydrofuran / 2 h / 50 - 55 °C
With
sodium persulfate; tetrabutyl ammonium fluoride; cetyltrimethylammonium chloride; sodium hydrogencarbonate; potassium tri-sec-butyl-borohydride; (1S,2R)-1-amino-2-indanol;
In
tetrahydrofuran; ethanol; water; toluene;
- Guidance literature:
-
Multi-step reaction with 8 steps
1.1: 4-nitro-benzoic acid; triphenylphosphine / tetrahydrofuran / Cooling with ice
1.2: 0 °C
2.1: sulfur dioxide / dichloromethane / 1 h / -20 - -10 °C
3.1: ozone / dichloromethane; tetrahydrofuran / -80 - -65 °C
4.1: sodium hydrogencarbonate / ethanol / 78 - 85 °C
5.1: toluene / 110 - 115 °C
6.1: sodium hydrogencarbonate; sodium persulfate; cetyltrimethylammonium chloride / toluene; water / 60 - 65 °C
7.1: (1S,2R)-1-amino-2-indanol; potassium tri-sec-butyl-borohydride / tetrahydrofuran / 1 h / -5 - 0 °C / Inert atmosphere
8.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 2 h / 50 - 55 °C
With
sodium persulfate; sulfur dioxide; tetrabutyl ammonium fluoride; cetyltrimethylammonium chloride; sodium hydrogencarbonate; potassium tri-sec-butyl-borohydride; (1S,2R)-1-amino-2-indanol; ozone; triphenylphosphine; 4-nitro-benzoic acid;
In
tetrahydrofuran; ethanol; dichloromethane; water; toluene;