Technology Process of Acetic acid (1S,2S,3S,4R,5S,6S)-2,3,4-triacetoxy-5-benzyloxy-6-((2R,3R,4R,5S,6R)-4,5-diacetoxy-6-acetoxymethyl-3-azido-tetrahydro-pyran-2-yloxy)-cyclohexyl ester
There total 8 articles about Acetic acid (1S,2S,3S,4R,5S,6S)-2,3,4-triacetoxy-5-benzyloxy-6-((2R,3R,4R,5S,6R)-4,5-diacetoxy-6-acetoxymethyl-3-azido-tetrahydro-pyran-2-yloxy)-cyclohexyl ester which
guide to synthetic route it.
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synthetic route:
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418785-09-8
Acetic acid (1S,2S,3S,4R,5S,6S)-2,3,4-triacetoxy-5-benzyloxy-6-((2R,3R,4R,5S,6R)-4,5-diacetoxy-6-acetoxymethyl-3-azido-tetrahydro-pyran-2-yloxy)-cyclohexyl ester
- Guidance literature:
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Multi-step reaction with 6 steps
1.1: bis(tributyltin)oxide / toluene / 3 h / Heating
1.2: 5.8 g / NaHCO3 / toluene / 24 h
2.1: Ag2O; 3 Angstroem molecular sieves / CH2Cl2 / 20 h / 20 °C
3.1: 93 percent / LAH / diethyl ether / 2 h / 20 °C
4.1: 44 percent / AgOTf; 2,6-diisopropyl-4-methyl-pyridine / CH2Cl2; diethyl ether
5.1: ethylene glycol; (+)-camphor sulfonic acid / acetonitrile / 6 h / 20 °C
6.1: 127.6 mg / pyridine / 16 h / 20 °C
With
pyridine; lithium aluminium tetrahydride; diisopropyl-2,6-methyl-4-pyridine; 3 A molecular sieve; silver trifluoromethanesulfonate; ethylene glycol; (+)-10-camphorsulfonic acid; bis(tri-n-butyltin)oxide; silver(l) oxide;
In
diethyl ether; dichloromethane; toluene; acetonitrile;
DOI:10.1021/ja017891a
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418785-09-8
Acetic acid (1S,2S,3S,4R,5S,6S)-2,3,4-triacetoxy-5-benzyloxy-6-((2R,3R,4R,5S,6R)-4,5-diacetoxy-6-acetoxymethyl-3-azido-tetrahydro-pyran-2-yloxy)-cyclohexyl ester
- Guidance literature:
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Multi-step reaction with 4 steps
1: 93 percent / LAH / diethyl ether / 2 h / 20 °C
2: 44 percent / AgOTf; 2,6-diisopropyl-4-methyl-pyridine / CH2Cl2; diethyl ether
3: ethylene glycol; (+)-camphor sulfonic acid / acetonitrile / 6 h / 20 °C
4: 127.6 mg / pyridine / 16 h / 20 °C
With
pyridine; lithium aluminium tetrahydride; diisopropyl-2,6-methyl-4-pyridine; silver trifluoromethanesulfonate; ethylene glycol; (+)-10-camphorsulfonic acid;
In
diethyl ether; dichloromethane; acetonitrile;
DOI:10.1021/ja017891a
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418785-09-8
Acetic acid (1S,2S,3S,4R,5S,6S)-2,3,4-triacetoxy-5-benzyloxy-6-((2R,3R,4R,5S,6R)-4,5-diacetoxy-6-acetoxymethyl-3-azido-tetrahydro-pyran-2-yloxy)-cyclohexyl ester
- Guidance literature:
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Multi-step reaction with 7 steps
1.1: 23 percent / p-toluenesulfonic acid / dimethylformamide; toluene / 24 h / Heating
2.1: bis(tributyltin)oxide / toluene / 3 h / Heating
2.2: 5.8 g / NaHCO3 / toluene / 24 h
3.1: Ag2O; 3 Angstroem molecular sieves / CH2Cl2 / 20 h / 20 °C
4.1: 93 percent / LAH / diethyl ether / 2 h / 20 °C
5.1: 44 percent / AgOTf; 2,6-diisopropyl-4-methyl-pyridine / CH2Cl2; diethyl ether
6.1: ethylene glycol; (+)-camphor sulfonic acid / acetonitrile / 6 h / 20 °C
7.1: 127.6 mg / pyridine / 16 h / 20 °C
With
pyridine; lithium aluminium tetrahydride; diisopropyl-2,6-methyl-4-pyridine; 3 A molecular sieve; silver trifluoromethanesulfonate; toluene-4-sulfonic acid; ethylene glycol; (+)-10-camphorsulfonic acid; bis(tri-n-butyltin)oxide; silver(l) oxide;
In
diethyl ether; dichloromethane; N,N-dimethyl-formamide; toluene; acetonitrile;
DOI:10.1021/ja017891a