Technology Process of Acetic acid (6Z,11Z)-(1S,2S,3R,8S,9S,10S)-15-hydroxy-3,9-bis-(4-methoxy-benzyloxy)-2,8,10-trimethyl-1-((Z)-(S)-1-methyl-penta-2,4-dienyl)-pentadeca-6,11-dienyl ester
There total 21 articles about Acetic acid (6Z,11Z)-(1S,2S,3R,8S,9S,10S)-15-hydroxy-3,9-bis-(4-methoxy-benzyloxy)-2,8,10-trimethyl-1-((Z)-(S)-1-methyl-penta-2,4-dienyl)-pentadeca-6,11-dienyl ester 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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623926-41-0
Acetic acid (6Z,11Z)-(1S,2S,3R,8S,9S,10S)-3,9-bis-(4-methoxy-benzyloxy)-2,8,10-trimethyl-1-((Z)-(S)-1-methyl-penta-2,4-dienyl)-15-(tetrahydro-pyran-2-yloxy)-pentadeca-6,11-dienyl ester
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623926-42-1
Acetic acid (6Z,11Z)-(1S,2S,3R,8S,9S,10S)-15-hydroxy-3,9-bis-(4-methoxy-benzyloxy)-2,8,10-trimethyl-1-((Z)-(S)-1-methyl-penta-2,4-dienyl)-pentadeca-6,11-dienyl ester
- Guidance literature:
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With
pyridinium p-toluenesulfonate;
In
ethanol;
at 55 ℃;
DOI:10.1016/S0968-0896(03)00186-X
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623926-42-1
Acetic acid (6Z,11Z)-(1S,2S,3R,8S,9S,10S)-15-hydroxy-3,9-bis-(4-methoxy-benzyloxy)-2,8,10-trimethyl-1-((Z)-(S)-1-methyl-penta-2,4-dienyl)-pentadeca-6,11-dienyl ester
- Guidance literature:
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Multi-step reaction with 9 steps
1.1: 89 percent / NaH / tetrahydrofuran; dimethylformamide / 48 h / 20 °C
2.1: ozone; pyridine / CH2Cl2; methanol / -78 °C
2.2: dimethyl sulfide / CH2Cl2; methanol / -78 - 20 °C
3.1: NaHMDS / tetrahydrofuran / 0.83 h / 20 °C
3.2: 0.55 g / tetrahydrofuran / -78 - 20 °C
4.1: 89 percent / TBAF / tetrahydrofuran / 1 h / 20 °C
5.1: Dess-Martin periodinane / CH2Cl2 / 1 h / 20 °C
6.1: NaHMDS / tetrahydrofuran / 0.75 h / 20 °C
6.2: 0.214 g / tetrahydrofuran / -78 - 20 °C
7.1: 84 percent / TBAF / tetrahydrofuran / 24 h / 20 °C
8.1: 95 percent / pyridine
9.1: 84 percent / PPTS / ethanol / 55 °C
With
pyridine; tetrabutyl ammonium fluoride; sodium hexamethyldisilazane; pyridinium p-toluenesulfonate; sodium hydride; Dess-Martin periodane; ozone;
In
tetrahydrofuran; methanol; ethanol; dichloromethane; N,N-dimethyl-formamide;
3.2: Wittig reaction / 5.1: Dess-Martin oxidation / 6.2: Wittig reaction;
DOI:10.1016/S0968-0896(03)00186-X
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623926-42-1
Acetic acid (6Z,11Z)-(1S,2S,3R,8S,9S,10S)-15-hydroxy-3,9-bis-(4-methoxy-benzyloxy)-2,8,10-trimethyl-1-((Z)-(S)-1-methyl-penta-2,4-dienyl)-pentadeca-6,11-dienyl ester
- Guidance literature:
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Multi-step reaction with 8 steps
1.1: ozone; pyridine / CH2Cl2; methanol / -78 °C
1.2: dimethyl sulfide / CH2Cl2; methanol / -78 - 20 °C
2.1: NaHMDS / tetrahydrofuran / 0.83 h / 20 °C
2.2: 0.55 g / tetrahydrofuran / -78 - 20 °C
3.1: 89 percent / TBAF / tetrahydrofuran / 1 h / 20 °C
4.1: Dess-Martin periodinane / CH2Cl2 / 1 h / 20 °C
5.1: NaHMDS / tetrahydrofuran / 0.75 h / 20 °C
5.2: 0.214 g / tetrahydrofuran / -78 - 20 °C
6.1: 84 percent / TBAF / tetrahydrofuran / 24 h / 20 °C
7.1: 95 percent / pyridine
8.1: 84 percent / PPTS / ethanol / 55 °C
With
pyridine; tetrabutyl ammonium fluoride; sodium hexamethyldisilazane; pyridinium p-toluenesulfonate; Dess-Martin periodane; ozone;
In
tetrahydrofuran; methanol; ethanol; dichloromethane;
2.2: Wittig reaction / 4.1: Dess-Martin oxidation / 5.2: Wittig reaction;
DOI:10.1016/S0968-0896(03)00186-X