3,6-Di-O-acetyl-4-O-(6-O-acetyl-2,3,4-tri-O-benzyl-β-D-mannopyranosyl)-2-O-benzyl-α-D-galactopyranosylbromid

Base Information

Chemical Name:3,6-Di-O-acetyl-4-O-(6-O-acetyl-2,3,4-tri-O-benzyl-β-D-mannopyranosyl)-2-O-benzyl-α-D-galactopyranosylbromid
CAS No.:70056-67-6
Molecular Formula:C₄₆H₅₁BrO₁₃
Molecular Weight:891.807
Hs Code.:

Synonyms:3,6-Di-O-acetyl-4-O-(6-O-acetyl-2,3,4-tri-O-benzyl-β-D-mannopyranosyl)-2-O-benzyl-α-D-galactopyranosylbromid

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Chemical Property of 3,6-Di-O-acetyl-4-O-(6-O-acetyl-2,3,4-tri-O-benzyl-β-D-mannopyranosyl)-2-O-benzyl-α-D-galactopyranosylbromid

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Technology Process of 3,6-Di-O-acetyl-4-O-(6-O-acetyl-2,3,4-tri-O-benzyl-β-D-mannopyranosyl)-2-O-benzyl-α-D-galactopyranosylbromid

There total 1 articles about 3,6-Di-O-acetyl-4-O-(6-O-acetyl-2,3,4-tri-O-benzyl-β-D-mannopyranosyl)-2-O-benzyl-α-D-galactopyranosylbromid 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: 97.0%

: 70056-66-5
1,3,6-Tri-O-acetyl-4-O-(6-O-acetyl-2,3,4-tri-O-benzyl-β-D-mannopyranosyl)-2-O-benzyl-D-galactopyranose

: 70056-67-6
3,6-Di-O-acetyl-4-O-(6-O-acetyl-2,3,4-tri-O-benzyl-β-D-mannopyranosyl)-2-O-benzyl-α-D-galactopyranosylbromid

Guidance literature:: With trimethylsilyl bromide; In toluene; at 80 ℃; for 1h; further reagent: Ti(Br)4;

Reference yield:

: 70056-67-6
3,6-Di-O-acetyl-4-O-(6-O-acetyl-2,3,4-tri-O-benzyl-β-D-mannopyranosyl)-2-O-benzyl-α-D-galactopyranosylbromid

: 79522-96-6
Benzyl-4-O-<3,6-di-O-acetyl-4-O-(6-O-acetyl-2,3,4-tri-O-benzyl-β-D-mannopyranosyl)-2-O-benzyl-α-D-galactopyranosyl>-α-L-rhamnopyranosid

Guidance literature:: Multi-step reaction with 2 steps

1: 1) HgBr₂, molecular sieves 4 Angstroem / 1) CH₂CL₂, 1 h, r.t., 2) CH₂Cl₂, -10 deg C, 5 h

2: 98 percent / aq. CF₃COOH / CH₂Cl₂ / 0.08 h / 0 °C

With 4 A molecular sieve; trifluoroacetic acid; mercury dibromide; In dichloromethane;

Reference yield:

: 53270-14-7
benzyl 2,3-O-isopropylidene-α-L-rhamnopyranoside

: 70056-67-6
3,6-Di-O-acetyl-4-O-(6-O-acetyl-2,3,4-tri-O-benzyl-β-D-mannopyranosyl)-2-O-benzyl-α-D-galactopyranosylbromid

: 79522-95-5
Benzyl-4-O-<3,6-di-O-acetyl-4-O-(6-O-acetyl-2,3,4-tri-O-benzyl-β-D-mannopyranosyl)-2-O-benzyl-α-D-galactopyranosyl>-2,3-O-isopropyliden-α-L-rhamnopyranosid

Guidance literature:: With 4 A molecular sieve; mercury dibromide; Yield given. Multistep reaction; 1) CH₂CL₂, 1 h, r.t., 2) CH₂Cl₂, -10 deg C, 5 h;