2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->4)-1,2,3,6-tetra-O-benzoyl-α-D-galactopyranose

Base Information

Chemical Name:2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->4)-1,2,3,6-tetra-O-benzoyl-α-D-galactopyranose
CAS No.:189941-47-7
Molecular Formula:C₄₈H₄₆O₁₉
Molecular Weight:926.882
Hs Code.:

Synonyms:2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->4)-1,2,3,6-tetra-O-benzoyl-α-D-galactopyranose

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Chemical Property of 2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->4)-1,2,3,6-tetra-O-benzoyl-α-D-galactopyranose

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Technology Process of 2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->4)-1,2,3,6-tetra-O-benzoyl-α-D-galactopyranose

There total 1 articles about 2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->4)-1,2,3,6-tetra-O-benzoyl-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: 56.0%

: 114718-46-6
1,2,3,6-tetra-O-benzoyl-α-D-galactopyranose

: 3068-32-4
1-bromo-1-deoxy-2,3,4,6-tetra-O-acetyl-a-D-galactopyranoside

: 189941-47-7
2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->4)-1,2,3,6-tetra-O-benzoyl-α-D-galactopyranose

Guidance literature:: With 2,3,5-trimethyl-pyridine; 3 A molecular sieve; silver trifluoromethanesulfonate; In toluene; Ambient temperature;
DOI:10.1248/cpb.45.643

Reference yield: 99.0%

: 189941-47-7
2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->4)-1,2,3,6-tetra-O-benzoyl-α-D-galactopyranose

: 189941-48-8
2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->4)-2,3,6-tri-O-benzoyl-α-D-galactopyranosyl bromide

Guidance literature:: With hydrogen bromide; acetic acid; In chloroform; at 0 ℃; for 2h;
DOI:10.1248/cpb.45.643

Reference yield:

: 189941-47-7
2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->4)-1,2,3,6-tetra-O-benzoyl-α-D-galactopyranose

: 2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->4)-3,6-di-O-benzoyl-2-azido-2-deoxy-α-D-galactopyranosyl nitrate

Guidance literature:: Multi-step reaction with 3 steps

1: 99 percent / HBr, AcOH / CHCl₃ / 2 h / 0 °C

2: 88 percent / AcONa, CuSO₄, Zn / ethyl acetate; H₂O / 3 h / Ambient temperature

3: NaN₃, cerium(IV) ammonium nitrate / acetonitrile / 4 h / -15 - 20 °C

With sodium azide; ammonium cerium(IV) nitrate; hydrogen bromide; sodium acetate; copper(II) sulfate; acetic acid; zinc; In chloroform; water; ethyl acetate; acetonitrile;
DOI:10.1248/cpb.45.643