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

Base Information

Chemical Name:2,3,5,6-tetra-O-benzoyl-β-D-galactofuranosyl-(1->3)-1,2:5,6-di-O-isopropylidene-α-D-galactofuranose
CAS No.:578732-13-5
Molecular Formula:C₄₆H₄₆O₁₅
Molecular Weight:838.862
Hs Code.:

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

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

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

There total 4 articles about 2,3,5,6-tetra-O-benzoyl-β-D-galactofuranosyl-(1->3)-1,2:5,6-di-O-isopropylidene-α-D-galactofuranose 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: 85.0%

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

: 226211-26-3
O-(2,3,5,6-tetra-O-benzoyl-β-D-galactofuranosyl)-trichloroacetimidate

: 578732-13-5
2,3,5,6-tetra-O-benzoyl-β-D-galactofuranosyl-(1->3)-1,2:5,6-di-O-isopropylidene-α-D-galactofuranose

Guidance literature:: With MS 4 Angstroem; trimethylsilyl trifluoromethanesulfonate; In dichloromethane; at 20 ℃; for 3h;
DOI:10.1016/S0008-6215(03)00076-4

Reference yield:

: 10257-28-0
D-Galactose

: 578732-13-5
2,3,5,6-tetra-O-benzoyl-β-D-galactofuranosyl-(1->3)-1,2:5,6-di-O-isopropylidene-α-D-galactofuranose

Guidance literature:: Multi-step reaction with 2 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

With Dowex 50 (H⁺); MS 4 Angstroem; trimethylsilyl trifluoromethanesulfonate; In dichloromethane; N,N-dimethyl-formamide;
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

: 578732-13-5
2,3,5,6-tetra-O-benzoyl-β-D-galactofuranosyl-(1->3)-1,2:5,6-di-O-isopropylidene-α-D-galactofuranose

Guidance literature:: Multi-step reaction with 3 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

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