Methyl 2-Acetamido-2-Deoxy-3-O-(b-D-Galactopyranosyl)- a-D-Galactopyranoside synthesis
- Product Name:Methyl 2-Acetamido-2-Deoxy-3-O-(b-D-Galactopyranosyl)- a-D-Galactopyranoside
- CAS Number:75669-79-3
- Molecular formula:C15H27NO11
- Molecular Weight:397.374
25878-60-8
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75669-79-3
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Yield:-
Steps:
Multi-step reaction with 7 steps
1.1: 62.8 percent / ammonium carbonate / dimethylformamide / 22 h / 30 °C
2.1: 83.9 percent / Cs2CO3 / CH2Cl2 / 30 h / 20 °C
3.1: molecular sieves 4 Angstroem / 1,2-dichloro-ethane / 1.5 h / 20 °C
3.2: 66.2 percent / trimethylsilyl triflate / 1,2-dichloro-ethane / 0.25 h / -18 °C
4.1: acetic acid; H2O / 45 °C
5.1: pyridine
6.1: 89.7 percent / Na / methanol / 1.5 h
References:
Bukowski, Ralph;Morris, Laura M.;Woods, Robert J.;Weimar, Thomas [European Journal of Organic Chemistry,2001,# 14,p. 2697 - 2705]
2956-16-3
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6082-22-0
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75669-79-3
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6082-22-0
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3150-24-1
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75669-79-3
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362651-63-6
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75669-79-3
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![Methyl 2-Acetamido-2-deoxy-O-[-D-(2,3,4,6-tetraacetyl) galactopyranosyl]-α-D-galactopyranoside](/CAS/20180808/GIF/141342-92-9.gif)
141342-92-9
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75669-79-3
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