2,3,5,6-tetra-O-benzoyl-β-D-galactofuranosyl-(1->3)-5,6-di-O-acetyl-1,2-O-isopropylidene-α-D-galactopyranose

Base Information

Chemical Name:2,3,5,6-tetra-O-benzoyl-β-D-galactofuranosyl-(1->3)-5,6-di-O-acetyl-1,2-O-isopropylidene-α-D-galactopyranose
CAS No.:578732-14-6
Molecular Formula:C₄₇H₄₆O₁₇
Molecular Weight:882.872
Hs Code.:

Synonyms:2,3,5,6-tetra-O-benzoyl-β-D-galactofuranosyl-(1->3)-5,6-di-O-acetyl-1,2-O-isopropylidene-α-D-galactopyranose

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Chemical Property of 2,3,5,6-tetra-O-benzoyl-β-D-galactofuranosyl-(1->3)-5,6-di-O-acetyl-1,2-O-isopropylidene-α-D-galactopyranose

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Technology Process of 2,3,5,6-tetra-O-benzoyl-β-D-galactofuranosyl-(1->3)-5,6-di-O-acetyl-1,2-O-isopropylidene-α-D-galactopyranose

There total 7 articles about 2,3,5,6-tetra-O-benzoyl-β-D-galactofuranosyl-(1->3)-5,6-di-O-acetyl-1,2-O-isopropylidene-α-D-galactopyranose which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

: 10257-28-0
D-Galactose

: 578732-14-6
2,3,5,6-tetra-O-benzoyl-β-D-galactofuranosyl-(1->3)-5,6-di-O-acetyl-1,2-O-isopropylidene-α-D-galactopyranose

Guidance literature:: Multi-step reaction with 4 steps

1: 50 percent / Dowex 50 [H⁺]; MS 4 Angstroem / dimethylformamide / 48 h / Heating

2: 85 percent / MS 4 Angstroem / TMSOTf / CH₂Cl₂ / 3 h / 20 °C

3: 90 percent AcOH / 4 h / 40 °C

4: pyridine / 2 h / 20 °C

With pyridine; Dowex 50 (H⁺); MS 4 Angstroem; acetic acid; trimethylsilyl trifluoromethanesulfonate; In dichloromethane; N,N-dimethyl-formamide;
DOI:10.1016/S0008-6215(03)00076-4

Reference yield:

: 10368-86-2
1,2:5,6-di-O-isopropylidene-α-D-galactofuranose

: 578732-14-6
2,3,5,6-tetra-O-benzoyl-β-D-galactofuranosyl-(1->3)-5,6-di-O-acetyl-1,2-O-isopropylidene-α-D-galactopyranose

Guidance literature:: Multi-step reaction with 3 steps

1: 85 percent / MS 4 Angstroem / TMSOTf / CH₂Cl₂ / 3 h / 20 °C

2: 90 percent AcOH / 4 h / 40 °C

3: pyridine / 2 h / 20 °C

With pyridine; MS 4 Angstroem; acetic acid; trimethylsilyl trifluoromethanesulfonate; In dichloromethane;
DOI:10.1016/S0008-6215(03)00076-4

Reference yield:

: 89825-84-3
1-O-acetyl-2,3,5,6-tetra-O-benzoyl-β-D-galactofuranose

: 578732-14-6
2,3,5,6-tetra-O-benzoyl-β-D-galactofuranosyl-(1->3)-5,6-di-O-acetyl-1,2-O-isopropylidene-α-D-galactopyranose

Guidance literature:: Multi-step reaction with 5 steps

1: NH₃ / tetrahydrofuran; methanol / 3 h / 20 °C

2: K₂CO₃ / CH₂Cl₂ / 12 h / 20 °C

3: 85 percent / MS 4 Angstroem / TMSOTf / CH₂Cl₂ / 3 h / 20 °C

4: 90 percent AcOH / 4 h / 40 °C

5: pyridine / 2 h / 20 °C

With pyridine; MS 4 Angstroem; ammonia; potassium carbonate; acetic acid; trimethylsilyl trifluoromethanesulfonate; In tetrahydrofuran; methanol; dichloromethane;
DOI:10.1016/S0008-6215(03)00076-4