Technology Process of [(1R,2R)-4-Benzenesulfonyl-2-methyl-1-((1S,4aS,8aS)-2,5,5,8a-tetramethyl-1,4,4a,5,6,7,8,8a-octahydro-naphthalen-1-ylmethyl)-butoxy]-tert-butyl-dimethyl-silane
There total 16 articles about [(1R,2R)-4-Benzenesulfonyl-2-methyl-1-((1S,4aS,8aS)-2,5,5,8a-tetramethyl-1,4,4a,5,6,7,8,8a-octahydro-naphthalen-1-ylmethyl)-butoxy]-tert-butyl-dimethyl-silane 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:
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378198-02-8
[(E)-(1R,2R)-4-Benzenesulfonyl-2-methyl-1-((1S,4aS,8aS)-2,5,5,8a-tetramethyl-1,4,4a,5,6,7,8,8a-octahydro-naphthalen-1-ylmethyl)-but-3-enyloxy]-tert-butyl-dimethyl-silane
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378198-03-9
[(1R,2R)-4-Benzenesulfonyl-2-methyl-1-((1S,4aS,8aS)-2,5,5,8a-tetramethyl-1,4,4a,5,6,7,8,8a-octahydro-naphthalen-1-ylmethyl)-butoxy]-tert-butyl-dimethyl-silane
- Guidance literature:
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With
sodium tetrahydroborate; nickel dichloride;
In
methanol;
at 0 ℃;
for 3h;
DOI:10.1021/jo010154c
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378198-03-9
[(1R,2R)-4-Benzenesulfonyl-2-methyl-1-((1S,4aS,8aS)-2,5,5,8a-tetramethyl-1,4,4a,5,6,7,8,8a-octahydro-naphthalen-1-ylmethyl)-butoxy]-tert-butyl-dimethyl-silane
- Guidance literature:
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Multi-step reaction with 11 steps
1.1: 99 percent / imidazole / dimethylformamide / 1 h / 20 °C
2.1: SOCl2; 4-DMAP / pyridine / -50 - 0 °C
2.2: 62 percent / SeO2; salicylic acid; tBuOOH / CH2Cl2 / 48 h / 20 °C
3.1: 17 percent / H2 / Pd/C / ethanol / 12 h / 20 °C / 760.05 Torr
4.1: 98 percent / TBAF / tetrahydrofuran / 1 h / Heating
5.1: 96 percent / Et3N; SO3*Py / dimethylsulfoxide / 1 h / 20 °C
6.1: 87 percent / Bu2BOTf; Et3N / CH2Cl2 / -78 - 0 °C
7.1: 98 percent / AlMe3 / toluene; CH2Cl2 / 24 h / 0 - 20 °C
8.1: 98 percent / 2,6-lutidine / CH2Cl2 / -78 - -10 °C
9.1: 99 percent / DIBALH / tetrahydrofuran / 0.5 h / -78 °C
10.1: 70 percent / NaH / tetrahydrofuran / 2 h / 20 °C
11.1: 92 percent / NiCl2*xH2O; NaBH4 / methanol / 3 h / 0 °C
With
1H-imidazole; 2,6-dimethylpyridine; dmap; sodium tetrahydroborate; thionyl chloride; pyridine-SO3 complex; di-n-butylboryl trifluoromethanesulfonate; tetrabutyl ammonium fluoride; hydrogen; trimethylaluminum; sodium hydride; diisobutylaluminium hydride; triethylamine; nickel dichloride;
palladium on activated charcoal;
In
tetrahydrofuran; pyridine; methanol; ethanol; dichloromethane; dimethyl sulfoxide; N,N-dimethyl-formamide; toluene;
DOI:10.1021/jo010154c
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564-20-5,1216-84-8,30450-17-0,58976-28-6,64090-92-2,67844-42-2,79768-41-5,79768-42-6,86688-27-9,86688-28-0,95406-08-9,98719-44-9,98719-46-1,131831-65-7,140851-80-5
(3aR)-(+)-sclareolide
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378198-03-9
[(1R,2R)-4-Benzenesulfonyl-2-methyl-1-((1S,4aS,8aS)-2,5,5,8a-tetramethyl-1,4,4a,5,6,7,8,8a-octahydro-naphthalen-1-ylmethyl)-butoxy]-tert-butyl-dimethyl-silane
- Guidance literature:
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Multi-step reaction with 12 steps
1.1: 100 percent / LiAlH4 / tetrahydrofuran / 1 h / 0 °C
2.1: 99 percent / imidazole / dimethylformamide / 1 h / 20 °C
3.1: SOCl2; 4-DMAP / pyridine / -50 - 0 °C
3.2: 62 percent / SeO2; salicylic acid; tBuOOH / CH2Cl2 / 48 h / 20 °C
4.1: 17 percent / H2 / Pd/C / ethanol / 12 h / 20 °C / 760.05 Torr
5.1: 98 percent / TBAF / tetrahydrofuran / 1 h / Heating
6.1: 96 percent / Et3N; SO3*Py / dimethylsulfoxide / 1 h / 20 °C
7.1: 87 percent / Bu2BOTf; Et3N / CH2Cl2 / -78 - 0 °C
8.1: 98 percent / AlMe3 / toluene; CH2Cl2 / 24 h / 0 - 20 °C
9.1: 98 percent / 2,6-lutidine / CH2Cl2 / -78 - -10 °C
10.1: 99 percent / DIBALH / tetrahydrofuran / 0.5 h / -78 °C
11.1: 70 percent / NaH / tetrahydrofuran / 2 h / 20 °C
12.1: 92 percent / NiCl2*xH2O; NaBH4 / methanol / 3 h / 0 °C
With
1H-imidazole; 2,6-dimethylpyridine; dmap; sodium tetrahydroborate; lithium aluminium tetrahydride; thionyl chloride; pyridine-SO3 complex; di-n-butylboryl trifluoromethanesulfonate; tetrabutyl ammonium fluoride; hydrogen; trimethylaluminum; sodium hydride; diisobutylaluminium hydride; triethylamine; nickel dichloride;
palladium on activated charcoal;
In
tetrahydrofuran; pyridine; methanol; ethanol; dichloromethane; dimethyl sulfoxide; N,N-dimethyl-formamide; toluene;
DOI:10.1021/jo010154c