Technology Process of 2-(trimethylsilyl)ethyl 2,4,6-tri-O-acetyl-β-D-galactopyranosyl-(1->6)-2,3,4-tri-O-benzoyl-β-D-galactopyranoside
There total 11 articles about 2-(trimethylsilyl)ethyl 2,4,6-tri-O-acetyl-β-D-galactopyranosyl-(1->6)-2,3,4-tri-O-benzoyl-β-D-galactopyranoside which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
hydrogen; acetic acid;
palladium on activated charcoal;
In
methanol;
for 2h;
Yield given;
Ambient temperature;
DOI:10.1016/S0008-6215(99)00027-0
- Guidance literature:
-
Multi-step reaction with 7 steps
1: 1.) dibutyltin oxide; 2.) Bu4NBr / 1.) benzene, reflux, 5 h; 2.) 5 h
2: imidazole / dimethylformamide / 3 h / Ambient temperature
3: pyridine / 4 h / 0 °C
4: 58 percent / 4 Angsroem molecular sieves, NIS, TfOH / CH2Cl2 / 0.33 h / 0 °C
5: 75 percent / AcOH / tetrahydrofuran; H2O / 3 h / 50 °C
6: pyridine / 2 h / Ambient temperature
7: H2, AcOH / 10 percent Pd/C / methanol / 2 h / Ambient temperature
With
pyridine; 1H-imidazole; N-iodo-succinimide; trifluorormethanesulfonic acid; 4 A molecular sieve; tetrabutylammomium bromide; hydrogen; di(n-butyl)tin oxide; acetic acid;
palladium on activated charcoal;
In
tetrahydrofuran; methanol; dichloromethane; water; N,N-dimethyl-formamide;
DOI:10.1016/S0008-6215(99)00027-0
- Guidance literature:
-
Multi-step reaction with 7 steps
1: 83.1 percent / imidazole / dimethylformamide / 6 h / Ambient temperature
2: pyridine / 4 h / 0 °C
3: 89 percent / 80 percent AcOH / 3 h / 40 °C
4: 58 percent / 4 Angsroem molecular sieves, NIS, TfOH / CH2Cl2 / 0.33 h / 0 °C
5: 75 percent / AcOH / tetrahydrofuran; H2O / 3 h / 50 °C
6: pyridine / 2 h / Ambient temperature
7: H2, AcOH / 10 percent Pd/C / methanol / 2 h / Ambient temperature
With
pyridine; 1H-imidazole; N-iodo-succinimide; trifluorormethanesulfonic acid; 4 A molecular sieve; hydrogen; acetic acid;
palladium on activated charcoal;
In
tetrahydrofuran; methanol; dichloromethane; water; N,N-dimethyl-formamide;
DOI:10.1016/S0008-6215(99)00027-0
