Technology Process of Benzoic acid (1S,4S,4aR,5S,6R,8aS)-5-formyl-4,7-dimethyl-6-((E)-1-methyl-propenyl)-1,2,3,4,4a,5,6,8a-octahydro-naphthalen-1-yl ester
There total 15 articles about Benzoic acid (1S,4S,4aR,5S,6R,8aS)-5-formyl-4,7-dimethyl-6-((E)-1-methyl-propenyl)-1,2,3,4,4a,5,6,8a-octahydro-naphthalen-1-yl ester which
guide to synthetic route it.
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synthetic route:
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669010-41-7
(-)-benzoic acid (1S,4S,4aS,5S,6R,8aS)-5-hydroxymethul-4,7-dimethyl-6-((E)-1-methyl-propenyl)-1,2,3,4,4a,5,6,8a-octahydro-naphthalen-1-yl ester
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669010-42-8
Benzoic acid (1S,4S,4aR,5S,6R,8aS)-5-formyl-4,7-dimethyl-6-((E)-1-methyl-propenyl)-1,2,3,4,4a,5,6,8a-octahydro-naphthalen-1-yl ester
- Guidance literature:
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With
Dess-Martin periodane;
In
dichloromethane;
at 20 ℃;
DOI:10.1021/ol036338q
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669010-36-0
[(1S,2S,4aS,5S,8S,8aS)-2-(1-Ethoxy-ethoxymethyl)-3,8-dimethyl-5-triisopropylsilanyloxy-1,2,4a,5,6,7,8,8a-octahydro-naphthalen-1-yl]-methanol
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669010-42-8
Benzoic acid (1S,4S,4aR,5S,6R,8aS)-5-formyl-4,7-dimethyl-6-((E)-1-methyl-propenyl)-1,2,3,4,4a,5,6,8a-octahydro-naphthalen-1-yl ester
- Guidance literature:
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Multi-step reaction with 12 steps
1.1: 98 percent / imidazole / CH2Cl2 / 20 °C
2.1: 87 percent / HCl / tetrahydrofuran / 20 °C
3.1: 78 percent / Dess-Martin periodinane / CH2Cl2 / 20 °C
4.1: 93 percent / PPh3 / CH2Cl2 / 20 °C
5.1: 73 percent / n-BuLi / tetrahydrofuran / -78 - 0 °C
6.1: Cp2ZrCl2 / H2O; CH2Cl2 / -20 - 0 °C
6.2: 86 percent / I2 / tetrahydrofuran / 0 °C
7.1: 99 percent / PdCl2(PPh3)2 / tetrahydrofuran / 20 °C
8.1: 95 percent / TBAG / tetrahydrofuran / Heating
9.1: 86 percent / imidazole / CH2Cl2 / 20 °C
10.1: 93 percent / DMAP / CH2Cl2 / 0 - 20 °C
11.1: 89 percent / TBAF / tetrahydrofuran / 20 °C
12.1: 76 percent / Dess-Martin periodinane / CH2Cl2 / 20 °C
With
1H-imidazole; hydrogenchloride; dmap; n-butyllithium; tetrabutyl ammonium fluoride; Dess-Martin periodane; triphenylphosphine;
bis-triphenylphosphine-palladium(II) chloride; zirconocene dichloride;
In
tetrahydrofuran; dichloromethane; water;
12.1: Dess-Martin oxidation;
DOI:10.1021/ol036338q
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669010-34-8
(1S,2S,4aS,5S,8S,8aR)-2-Hydroxymethyl-3,8-dimethyl-5-triisopropylsilanyloxy-1,2,4a,5,6,7,8,8a-octahydro-naphthalene-1-carboxylic acid methoxy-methyl-amide
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669010-42-8
Benzoic acid (1S,4S,4aR,5S,6R,8aS)-5-formyl-4,7-dimethyl-6-((E)-1-methyl-propenyl)-1,2,3,4,4a,5,6,8a-octahydro-naphthalen-1-yl ester
- Guidance literature:
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Multi-step reaction with 14 steps
1.1: 90 percent / PPTS / CH2Cl2 / 20 °C
2.1: 89 percent / BH3-NH3; LDA / tetrahydrofuran / 0 - 20 °C
3.1: 98 percent / imidazole / CH2Cl2 / 20 °C
4.1: 87 percent / HCl / tetrahydrofuran / 20 °C
5.1: 78 percent / Dess-Martin periodinane / CH2Cl2 / 20 °C
6.1: 93 percent / PPh3 / CH2Cl2 / 20 °C
7.1: 73 percent / n-BuLi / tetrahydrofuran / -78 - 0 °C
8.1: Cp2ZrCl2 / H2O; CH2Cl2 / -20 - 0 °C
8.2: 86 percent / I2 / tetrahydrofuran / 0 °C
9.1: 99 percent / PdCl2(PPh3)2 / tetrahydrofuran / 20 °C
10.1: 95 percent / TBAG / tetrahydrofuran / Heating
11.1: 86 percent / imidazole / CH2Cl2 / 20 °C
12.1: 93 percent / DMAP / CH2Cl2 / 0 - 20 °C
13.1: 89 percent / TBAF / tetrahydrofuran / 20 °C
14.1: 76 percent / Dess-Martin periodinane / CH2Cl2 / 20 °C
With
1H-imidazole; hydrogenchloride; dmap; n-butyllithium; borane-ammonia complex; tetrabutyl ammonium fluoride; pyridinium p-toluenesulfonate; Dess-Martin periodane; triphenylphosphine; lithium diisopropyl amide;
bis-triphenylphosphine-palladium(II) chloride; zirconocene dichloride;
In
tetrahydrofuran; dichloromethane; water;
14.1: Dess-Martin oxidation;
DOI:10.1021/ol036338q