Technology Process of (3S,4aR,6R,10R,13aR)-3-Acetoxy-1,2,3,4,4a,5,6,9,10,11,12,13a-dodecahydro-6-hydroxy-4,4,13a-trimethyl-9-methylene-10,7-metheno-7H-benzocycloundecene-8,13-dione
There total 13 articles about (3S,4aR,6R,10R,13aR)-3-Acetoxy-1,2,3,4,4a,5,6,9,10,11,12,13a-dodecahydro-6-hydroxy-4,4,13a-trimethyl-9-methylene-10,7-metheno-7H-benzocycloundecene-8,13-dione which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
C31H40O8S;
With
5%-palladium/activated carbon; hydrogen;
In
methanol;
at 20 ℃;
for 12h;
under 20686.5 Torr;
With
toluene-4-sulfonic acid;
In
methanol;
at 35 ℃;
for 3h;
DOI:10.1002/anie.202104410
- Guidance literature:
-
Multi-step reaction with 10 steps
1.1: lead(IV) tetraacetate / dichloromethane / 1 h / 0 °C / Inert atmosphere
2.1: N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile) / tetrachloromethane / 1 h / 80 °C / Inert atmosphere
2.2: Inert atmosphere
3.1: tetrahydrofuran / 4 h / Inert atmosphere; Irradiation
3.2: 0.5 h / 20 °C / Inert atmosphere
4.1: potassium pyrophosphate; 1,1,1,3',3',3'-hexafluoro-propanol; bis-[(trifluoroacetoxy)iodo]benzene / 0.5 h / 0 °C
5.1: LiAlH(Ot-Bu)3 / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere
5.2: 0.5 h / 50 °C / Inert atmosphere
6.1: lithium hexamethyldisilazane / tetrahydrofuran / 0.17 h / -78 °C / Inert atmosphere
6.2: 0.5 h / 20 °C / Inert atmosphere
6.3: 0.08 h / 20 °C / Inert atmosphere
7.1: potassium tert-butylate; diisobutylaluminium hydride / tetrahydrofuran; toluene / 1.5 h / 0 °C / Inert atmosphere
7.2: 0.5 h / 20 °C / Inert atmosphere
7.3: 72 h / 0 °C / Irradiation
8.1: triethylamine; triethylsilyl chloride / dichloromethane / 0.5 h / 20 °C / Inert atmosphere
8.2: Inert atmosphere
9.1: triethylamine / toluene / 0.17 h / 80 °C / Inert atmosphere
9.2: 2 h / 80 °C / Inert atmosphere
10.1: 5%-palladium/activated carbon; hydrogen / methanol / 12 h / 20 °C / 20686.5 Torr
10.2: 3 h / 35 °C
With
potassium pyrophosphate; N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile); triethylsilyl chloride; 1,1,1,3',3',3'-hexafluoro-propanol; LiAlH(Ot-Bu)3; 5%-palladium/activated carbon; potassium tert-butylate; hydrogen; lead(IV) tetraacetate; diisobutylaluminium hydride; triethylamine; bis-[(trifluoroacetoxy)iodo]benzene; lithium hexamethyldisilazane;
In
tetrahydrofuran; methanol; tetrachloromethane; dichloromethane; toluene;
DOI:10.1002/anie.202104410
- Guidance literature:
-
Multi-step reaction with 11 steps
1.1: sodium acetate / ethanol; water / 1 h / 20 °C / Inert atmosphere
2.1: lead(IV) tetraacetate / dichloromethane / 1 h / 0 °C / Inert atmosphere
3.1: N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile) / tetrachloromethane / 1 h / 80 °C / Inert atmosphere
3.2: Inert atmosphere
4.1: tetrahydrofuran / 4 h / Inert atmosphere; Irradiation
4.2: 0.5 h / 20 °C / Inert atmosphere
5.1: potassium pyrophosphate; 1,1,1,3',3',3'-hexafluoro-propanol; bis-[(trifluoroacetoxy)iodo]benzene / 0.5 h / 0 °C
6.1: LiAlH(Ot-Bu)3 / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere
6.2: 0.5 h / 50 °C / Inert atmosphere
7.1: lithium hexamethyldisilazane / tetrahydrofuran / 0.17 h / -78 °C / Inert atmosphere
7.2: 0.5 h / 20 °C / Inert atmosphere
7.3: 0.08 h / 20 °C / Inert atmosphere
8.1: potassium tert-butylate; diisobutylaluminium hydride / tetrahydrofuran; toluene / 1.5 h / 0 °C / Inert atmosphere
8.2: 0.5 h / 20 °C / Inert atmosphere
8.3: 72 h / 0 °C / Irradiation
9.1: triethylamine; triethylsilyl chloride / dichloromethane / 0.5 h / 20 °C / Inert atmosphere
9.2: Inert atmosphere
10.1: triethylamine / toluene / 0.17 h / 80 °C / Inert atmosphere
10.2: 2 h / 80 °C / Inert atmosphere
11.1: 5%-palladium/activated carbon; hydrogen / methanol / 12 h / 20 °C / 20686.5 Torr
11.2: 3 h / 35 °C
With
potassium pyrophosphate; N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile); triethylsilyl chloride; 1,1,1,3',3',3'-hexafluoro-propanol; LiAlH(Ot-Bu)3; 5%-palladium/activated carbon; potassium tert-butylate; hydrogen; sodium acetate; lead(IV) tetraacetate; diisobutylaluminium hydride; triethylamine; bis-[(trifluoroacetoxy)iodo]benzene; lithium hexamethyldisilazane;
In
tetrahydrofuran; methanol; tetrachloromethane; ethanol; dichloromethane; water; toluene;
DOI:10.1002/anie.202104410