Technology Process of (S,E)-6-((4S,5S)-5-((R)-1-(tert-butyldiphenylsilyloxy)octyl)-2,2-dimethyl-1,3-dioxolan-4-yl)-4-(methoxymethoxy)hex-5-en-1-ol
There total 8 articles about (S,E)-6-((4S,5S)-5-((R)-1-(tert-butyldiphenylsilyloxy)octyl)-2,2-dimethyl-1,3-dioxolan-4-yl)-4-(methoxymethoxy)hex-5-en-1-ol which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
2,3-dicyano-5,6-dichloro-p-benzoquinone;
In
dichloromethane; water;
at 20 ℃;
for 1h;
Inert atmosphere;
DOI:10.1016/j.tet.2014.02.072
- Guidance literature:
-
Multi-step reaction with 8 steps
1.1: dmap; 1H-imidazole / dichloromethane / 6 h / 0 - 20 °C / Inert atmosphere
2.1: sodium hydride / tetrahydrofuran / 0.25 h / 0 °C / Inert atmosphere
2.2: 0 - 20 °C / Inert atmosphere
3.1: 4-methylmorpholine N-oxide; osmium(VIII) oxide / tetrahydrofuran; water / 12 h / 20 °C / Inert atmosphere
4.1: camphorsulphonic acid / dichloromethane / 20 °C / Inert atmosphere
5.1: diisobutylaluminium hydride / dichloromethane / 2.5 h / -78 °C / Inert atmosphere
6.1: lithium hexamethyldisilazane / tetrahydrofuran / 0.25 h / 0 °C / Inert atmosphere
6.2: 1 h / 20 °C / Inert atmosphere
7.1: Hoveyda-Grubbs catalyst second generation / dichloromethane / 24 h / Inert atmosphere; Reflux
8.1: 2,3-dicyano-5,6-dichloro-p-benzoquinone / dichloromethane; water / 1 h / 20 °C / Inert atmosphere
With
1H-imidazole; dmap; osmium(VIII) oxide; Hoveyda-Grubbs catalyst second generation; sodium hydride; diisobutylaluminium hydride; 4-methylmorpholine N-oxide; 2,3-dicyano-5,6-dichloro-p-benzoquinone; lithium hexamethyldisilazane;
In
tetrahydrofuran; dichloromethane; water;
2.1: |Horner-Wadsworth-Emmons Olefination / 2.2: |Horner-Wadsworth-Emmons Olefination / 6.1: |Wittig Olefination / 6.2: |Wittig Olefination / 7.1: |Cross Metathesis;
DOI:10.1016/j.tet.2014.02.072
- Guidance literature:
-
Multi-step reaction with 7 steps
1.1: sodium hydride / tetrahydrofuran / 0.25 h / 0 °C / Inert atmosphere
1.2: 0 - 20 °C / Inert atmosphere
2.1: 4-methylmorpholine N-oxide; osmium(VIII) oxide / tetrahydrofuran; water / 12 h / 20 °C / Inert atmosphere
3.1: camphorsulphonic acid / dichloromethane / 20 °C / Inert atmosphere
4.1: diisobutylaluminium hydride / dichloromethane / 2.5 h / -78 °C / Inert atmosphere
5.1: lithium hexamethyldisilazane / tetrahydrofuran / 0.25 h / 0 °C / Inert atmosphere
5.2: 1 h / 20 °C / Inert atmosphere
6.1: Hoveyda-Grubbs catalyst second generation / dichloromethane / 24 h / Inert atmosphere; Reflux
7.1: 2,3-dicyano-5,6-dichloro-p-benzoquinone / dichloromethane; water / 1 h / 20 °C / Inert atmosphere
With
osmium(VIII) oxide; Hoveyda-Grubbs catalyst second generation; sodium hydride; diisobutylaluminium hydride; 4-methylmorpholine N-oxide; 2,3-dicyano-5,6-dichloro-p-benzoquinone; lithium hexamethyldisilazane;
In
tetrahydrofuran; dichloromethane; water;
1.1: |Horner-Wadsworth-Emmons Olefination / 1.2: |Horner-Wadsworth-Emmons Olefination / 5.1: |Wittig Olefination / 5.2: |Wittig Olefination / 6.1: |Cross Metathesis;
DOI:10.1016/j.tet.2014.02.072