Technology Process of (4aS,6S,7R,8aS,9aR,10aR)-6-Benzyloxy-2,2,4a-trimethyl-7-((E)-styryl)-octahydro-1,3,8,10-tetraoxa-anthracene
There total 11 articles about (4aS,6S,7R,8aS,9aR,10aR)-6-Benzyloxy-2,2,4a-trimethyl-7-((E)-styryl)-octahydro-1,3,8,10-tetraoxa-anthracene which
guide to synthetic route it.
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synthetic route:
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312493-66-6
(4aS,6S,7R,8aS,9aR,10aR)-2,2,4a-Trimethyl-7-((E)-styryl)-octahydro-1,3,8,10-tetraoxa-anthracen-6-ol
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312493-78-0
(4aS,6S,7R,8aS,9aR,10aR)-6-Benzyloxy-2,2,4a-trimethyl-7-((E)-styryl)-octahydro-1,3,8,10-tetraoxa-anthracene
- Guidance literature:
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With
tetrabutylammomium bromide; sodium hydride;
In
tetrahydrofuran;
at 0 - 25 ℃;
DOI:10.1016/S0040-4039(00)01339-3
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312493-78-0
(4aS,6S,7R,8aS,9aR,10aR)-6-Benzyloxy-2,2,4a-trimethyl-7-((E)-styryl)-octahydro-1,3,8,10-tetraoxa-anthracene
- Guidance literature:
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Multi-step reaction with 11 steps
1: 2,6-lutidine / CH2Cl2 / -78 °C
2: 2,6-lutidine / CH2Cl2 / -78 - 0 °C
3: n-BuLi / tetrahydrofuran; various solvent(s) / -20 °C
4: PPTS / methanol / 0 °C
5: 88 percent / Red-Al / diethyl ether / 25 °C
6: 93 percent / t-BuOOH; (+)-DET; Ti(i-PrO)4, MS-4 Angstroem / CH2Cl2 / -20 °C
7: TPAP; NMO; MS-4 Angstroem / CH2Cl2 / 25 °C
8: NaHMDS / tetrahydrofuran / 0 °C
9: TBAF / tetrahydrofuran / 25 °C
10: NaH / dimethylsulfoxide / 0 - 25 °C
11: 96 percent / n-Bu4NBr; NaH / tetrahydrofuran / 0 - 25 °C
With
2,6-dimethylpyridine; titanium(IV) isopropylate; tert.-butylhydroperoxide; n-butyllithium; N-methyl-2-indolinone; tetrapropylammonium perruthennate; diethyl (2R,3R)-tartrate; MS-4 Angstroem; tetrabutyl ammonium fluoride; tetrabutylammomium bromide; sodium hexamethyldisilazane; sodium hydride; sodium bis(2-methoxyethoxy)aluminium dihydride;
pyridinium p-toluenesulfonate;
In
tetrahydrofuran; methanol; diethyl ether; dichloromethane; dimethyl sulfoxide;
1: Acylation / 2: silylation / 3: Substitution / 4: Hydrolysis / 5: Hydrogenation / 6: Epoxidation / 7: Oxidation / 8: Condensation / 9: ether cleavage / 10: Cyclization / 11: Alkylation;
DOI:10.1016/S0040-4039(00)01339-3
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312493-78-0
(4aS,6S,7R,8aS,9aR,10aR)-6-Benzyloxy-2,2,4a-trimethyl-7-((E)-styryl)-octahydro-1,3,8,10-tetraoxa-anthracene
- Guidance literature:
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Multi-step reaction with 10 steps
1: 2,6-lutidine / CH2Cl2 / -78 - 0 °C
2: n-BuLi / tetrahydrofuran; various solvent(s) / -20 °C
3: PPTS / methanol / 0 °C
4: 88 percent / Red-Al / diethyl ether / 25 °C
5: 93 percent / t-BuOOH; (+)-DET; Ti(i-PrO)4, MS-4 Angstroem / CH2Cl2 / -20 °C
6: TPAP; NMO; MS-4 Angstroem / CH2Cl2 / 25 °C
7: NaHMDS / tetrahydrofuran / 0 °C
8: TBAF / tetrahydrofuran / 25 °C
9: NaH / dimethylsulfoxide / 0 - 25 °C
10: 96 percent / n-Bu4NBr; NaH / tetrahydrofuran / 0 - 25 °C
With
2,6-dimethylpyridine; titanium(IV) isopropylate; tert.-butylhydroperoxide; n-butyllithium; N-methyl-2-indolinone; tetrapropylammonium perruthennate; diethyl (2R,3R)-tartrate; MS-4 Angstroem; tetrabutyl ammonium fluoride; tetrabutylammomium bromide; sodium hexamethyldisilazane; sodium hydride; sodium bis(2-methoxyethoxy)aluminium dihydride;
pyridinium p-toluenesulfonate;
In
tetrahydrofuran; methanol; diethyl ether; dichloromethane; dimethyl sulfoxide;
1: silylation / 2: Substitution / 3: Hydrolysis / 4: Hydrogenation / 5: Epoxidation / 6: Oxidation / 7: Condensation / 8: ether cleavage / 9: Cyclization / 10: Alkylation;
DOI:10.1016/S0040-4039(00)01339-3