Technology Process of (1S,2S,4S,5S,6R)-2-methoxy-6-(methoxymethyl)oxy-4-{[(4'-methoxyphenyl)methoxy]oxy}methyl-3-oxabicyclo[3.3.0]octane
There total 16 articles about (1S,2S,4S,5S,6R)-2-methoxy-6-(methoxymethyl)oxy-4-{[(4'-methoxyphenyl)methoxy]oxy}methyl-3-oxabicyclo[3.3.0]octane which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 9 steps
1.1: 95 percent / NaH / tetrahydrofuran; dimethylformamide / 1 h / 0 °C
2.1: TBAF / tetrahydrofuran / 1 h / 20 °C
3.1: 3.89 g / DMAP / CH2Cl2 / 0.25 h / 0 °C
4.1: BuLi / tetrahydrofuran; hexane / 0.5 h / -78 °C
4.2: 99 percent / tetrahydrofuran / -78 - 20 °C
5.1: OsO4; NaIO4 / dioxane; H2O / 24 h
6.1: 2.40 g / Jones reagent / acetone / 0.17 h / 0 °C
7.1: 91 percent / NaH2PO4; Na-Hg / methanol / 0.5 h / 20 °C
8.1: DIBAL-H / toluene; hexane / 1 h / -78 °C
9.1: 1.66 g / PPTS / 3 h / 20 °C
With
dmap; sodium periodate; sodium dihydrogenphosphate; osmium(VIII) oxide; n-butyllithium; jones reagent; sodium amalgam; tetrabutyl ammonium fluoride; pyridinium p-toluenesulfonate; sodium hydride; diisobutylaluminium hydride;
In
tetrahydrofuran; 1,4-dioxane; methanol; hexane; dichloromethane; water; N,N-dimethyl-formamide; acetone; toluene;
1.1: Alkylation / 2.1: desilylation / 3.1: mesylation / 4.1: Metallation / 4.2: Cyclization / 5.1: Oxidation / 6.1: Oxidation / 7.1: Reduction / 8.1: Reduction / 9.1: Methylation;
DOI:10.1016/S0040-4020(00)00730-4
- Guidance literature:
-
Multi-step reaction with 10 steps
1.1: 89 percent / Ti(OPr-i)4; D-(-)-diethyl tartrate; TBHP / CH2Cl2 / 5 h / -20 °C
2.1: 95 percent / NaH / tetrahydrofuran; dimethylformamide / 1 h / 0 °C
3.1: TBAF / tetrahydrofuran / 1 h / 20 °C
4.1: 3.89 g / DMAP / CH2Cl2 / 0.25 h / 0 °C
5.1: BuLi / tetrahydrofuran; hexane / 0.5 h / -78 °C
5.2: 99 percent / tetrahydrofuran / -78 - 20 °C
6.1: OsO4; NaIO4 / dioxane; H2O / 24 h
7.1: 2.40 g / Jones reagent / acetone / 0.17 h / 0 °C
8.1: 91 percent / NaH2PO4; Na-Hg / methanol / 0.5 h / 20 °C
9.1: DIBAL-H / toluene; hexane / 1 h / -78 °C
10.1: 1.66 g / PPTS / 3 h / 20 °C
With
titanium(IV) isopropylate; tert.-butylhydroperoxide; dmap; sodium periodate; sodium dihydrogenphosphate; osmium(VIII) oxide; n-butyllithium; jones reagent; sodium amalgam; diethyl (2S,3S)-tartrate; tetrabutyl ammonium fluoride; pyridinium p-toluenesulfonate; sodium hydride; diisobutylaluminium hydride;
In
tetrahydrofuran; 1,4-dioxane; methanol; hexane; dichloromethane; water; N,N-dimethyl-formamide; acetone; toluene;
1.1: Epoxidation / 2.1: Alkylation / 3.1: desilylation / 4.1: mesylation / 5.1: Metallation / 5.2: Cyclization / 6.1: Oxidation / 7.1: Oxidation / 8.1: Reduction / 9.1: Reduction / 10.1: Methylation;
DOI:10.1016/S0040-4020(00)00730-4
- Guidance literature:
-
Multi-step reaction with 7 steps
1.1: 3.89 g / DMAP / CH2Cl2 / 0.25 h / 0 °C
2.1: BuLi / tetrahydrofuran; hexane / 0.5 h / -78 °C
2.2: 99 percent / tetrahydrofuran / -78 - 20 °C
3.1: OsO4; NaIO4 / dioxane; H2O / 24 h
4.1: 2.40 g / Jones reagent / acetone / 0.17 h / 0 °C
5.1: 91 percent / NaH2PO4; Na-Hg / methanol / 0.5 h / 20 °C
6.1: DIBAL-H / toluene; hexane / 1 h / -78 °C
7.1: 1.66 g / PPTS / 3 h / 20 °C
With
dmap; sodium periodate; sodium dihydrogenphosphate; osmium(VIII) oxide; n-butyllithium; jones reagent; sodium amalgam; pyridinium p-toluenesulfonate; diisobutylaluminium hydride;
In
tetrahydrofuran; 1,4-dioxane; methanol; hexane; dichloromethane; water; acetone; toluene;
1.1: mesylation / 2.1: Metallation / 2.2: Cyclization / 3.1: Oxidation / 4.1: Oxidation / 5.1: Reduction / 6.1: Reduction / 7.1: Methylation;
DOI:10.1016/S0040-4020(00)00730-4