2-[2-(2-chloroethoxy)ethoxy]ethyl 3-O-(2,3,4,6-tetra-O-benzyl-α-D-galactopyranosyl)-2,4,6-tri-O-acetyl-β-D-galactopyranoside

Base Information

Chemical Name:2-[2-(2-chloroethoxy)ethoxy]ethyl 3-O-(2,3,4,6-tetra-O-benzyl-α-D-galactopyranosyl)-2,4,6-tri-O-acetyl-β-D-galactopyranoside
CAS No.:274258-29-6
Molecular Formula:C₅₂H₆₃ClO₁₆
Molecular Weight:979.516
Hs Code.:

Synonyms:2-[2-(2-chloroethoxy)ethoxy]ethyl 3-O-(2,3,4,6-tetra-O-benzyl-α-D-galactopyranosyl)-2,4,6-tri-O-acetyl-β-D-galactopyranoside

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Chemical Property of 2-[2-(2-chloroethoxy)ethoxy]ethyl 3-O-(2,3,4,6-tetra-O-benzyl-α-D-galactopyranosyl)-2,4,6-tri-O-acetyl-β-D-galactopyranoside

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Technology Process of 2-[2-(2-chloroethoxy)ethoxy]ethyl 3-O-(2,3,4,6-tetra-O-benzyl-α-D-galactopyranosyl)-2,4,6-tri-O-acetyl-β-D-galactopyranoside

There total 8 articles about 2-[2-(2-chloroethoxy)ethoxy]ethyl 3-O-(2,3,4,6-tetra-O-benzyl-α-D-galactopyranosyl)-2,4,6-tri-O-acetyl-β-D-galactopyranoside 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: 84.0%

: 97205-08-8,162061-34-9
methyl 2,3,4,6-tetra-O-benzyl-1-thio-β-D-galactopyranoside

: 274258-28-5
1-chloro-3,6-dioxa-8-octyl 2,4,6-tri-O-acetyl-β-D-galactoside

: 274258-29-6
2-[2-(2-chloroethoxy)ethoxy]ethyl 3-O-(2,3,4,6-tetra-O-benzyl-α-D-galactopyranosyl)-2,4,6-tri-O-acetyl-β-D-galactopyranoside

Guidance literature:: With 2,6-di-tert-butyl-4-methylpyridine; 4 A molecular sieve; methyl trifluoromethanesulfonate; In diethyl ether; for 48h;
DOI:10.1081/CAR-120025323

Reference yield: 81.0%

: 274258-29-6
2-[2-(2-chloroethoxy)ethoxy]ethyl 3-O-(2,3,4,6-tetra-O-benzyl-α-D-galactopyranosyl)-2,4,6-tri-O-acetyl-β-D-galactopyranoside

Guidance literature:

Reference yield:

: 126765-23-9
2-[2-(2-chloroethoxy)ethoxy]ethyl 2,3,4,6-tetra-O-acetyl-β-D-galactopyranoside

: 274258-29-6
2-[2-(2-chloroethoxy)ethoxy]ethyl 3-O-(2,3,4,6-tetra-O-benzyl-α-D-galactopyranosyl)-2,4,6-tri-O-acetyl-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 5 steps

1.1: 92 percent / Na₂CO₃ / methanol; H₂O / 36 h / 20 °C

2.1: dibutyltin oxide / methanol / 6 h / Heating

2.2: 46 percent / tetrabutylammonium fluoride; molecular sieves 4 Angstroem / benzene / 2 h / Heating

3.1: 90 percent / 4-(dimethylamino)pyridine; pyridine / 3 h

4.1: 81 percent / cerium(IV) ammonium nitrate / acetonitrile; H₂O / 4 h

5.1: 84 percent / 2,6-di-tert-butyl-4-methylpyridine; molecular sieves 4 Angstroem; methyl triflate / diethyl ether / 48 h

With pyridine; dmap; 2,6-di-tert-butyl-4-methylpyridine; ammonium cerium(IV) nitrate; 4 A molecular sieve; di(n-butyl)tin oxide; sodium carbonate; methyl trifluoromethanesulfonate; In methanol; diethyl ether; water; acetonitrile;
DOI:10.1081/CAR-120025323