Ethyl-O-(2,3,4,6-tetra-O-di-<α,α-D₂>benzyl-β-D-galactopyranosyl)-(1->3)-2-azido-2-desoxy-4-O-di-<α,α-D₂>benzyl-6-O-trityl-1-thio-β-D-galactopyranosid

Base Information

• Chemical Name: Ethyl-O-(2,3,4,6-tetra-O-di-<α,α-D₂>benzyl-β-D-galactopyranosyl)-(1->3)-2-azido-2-desoxy-4-O-di-<α,α-D₂>benzyl-6-O-trityl-1-thio-β-D-galactopyranosid
• CAS No.: 110797-54-1
• Molecular Formula: C₆₈H₆₉N₃O₉S
• Molecular Weight: 1114.3

Synonyms:

Chemical Property of Ethyl-O-(2,3,4,6-tetra-O-di-<α,α-D₂>benzyl-β-D-galactopyranosyl)-(1->3)-2-azido-2-desoxy-4-O-di-<α,α-D₂>benzyl-6-O-trityl-1-thio-β-D-galactopyranosid

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of Ethyl-O-(2,3,4,6-tetra-O-di-<α,α-D₂>benzyl-β-D-galactopyranosyl)-(1->3)-2-azido-2-desoxy-4-O-di-<α,α-D₂>benzyl-6-O-trityl-1-thio-β-D-galactopyranosid

There total 4 articles about Ethyl-O-(2,3,4,6-tetra-O-di-<α,α-D₂>benzyl-β-D-galactopyranosyl)-(1->3)-2-azido-2-desoxy-4-O-di-<α,α-D₂>benzyl-6-O-trityl-1-thio-β-D-galactopyranosid 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:

O-(2,3,4,6-Tetra-O-p-toluyl-β-D-galactopyranosyl)-(1->3)-4,6-di-O-acetyl-2-azido-2-desoxy-α-D-galactopyranosylbromid (110797-49-4) → Ethyl-O-(2,3,4,6-tetra-O-di-<α,α-D2>benzyl-β-D-galactopyranosyl)-(1->3)-2-azido-2-desoxy-4-O-di-<α,α-D2>benzyl-6-O-trityl-1-thio-β-D-galactopyranosid (110797-54-1)

Guidance literature:

Multi-step reaction with 3 steps

2: 79 percent / 4-(dimethylamino)pyridine / pyridine / 6 h / 80 °C

3: 1.) NaH / 1.) DMF, 0 deg C, 1 h, 2.) 4 h, 0 deg C

With dmap; sodium hydride; In pyridine;

Reference yield:

Ethyl-O-(2,3,4,6-tetra-O-p-toluyl-β-D-galactopyranosyl)-(1->3)-2-azido-2-desoxy-1-thio-β-D-galactopyranosid (110797-50-7) → Ethyl-O-(2,3,4,6-tetra-O-di-<α,α-D2>benzyl-β-D-galactopyranosyl)-(1->3)-2-azido-2-desoxy-4-O-di-<α,α-D2>benzyl-6-O-trityl-1-thio-β-D-galactopyranosid (110797-54-1)

Guidance literature:

Multi-step reaction with 2 steps

1: 79 percent / 4-(dimethylamino)pyridine / pyridine / 6 h / 80 °C

2: 1.) NaH / 1.) DMF, 0 deg C, 1 h, 2.) 4 h, 0 deg C

With dmap; sodium hydride; In pyridine;

Reference yield:

Acetyl-O-(2,3,4,6-tetra-O-p-toluyl-β-D-galactopyranosyl)-(1->3)-4,6-di-O-acetyl-2-azido-2-desoxy-α/β-D-galactopyranosid → Ethyl-O-(2,3,4,6-tetra-O-di-<α,α-D2>benzyl-β-D-galactopyranosyl)-(1->3)-2-azido-2-desoxy-4-O-di-<α,α-D2>benzyl-6-O-trityl-1-thio-β-D-galactopyranosid (110797-54-1)

Guidance literature:

Multi-step reaction with 4 steps

1: 94 percent / TiBr₄ / CH₂Cl₂; ethyl acetate / 3 h / in darkness

3: 79 percent / 4-(dimethylamino)pyridine / pyridine / 6 h / 80 °C

4: 1.) NaH / 1.) DMF, 0 deg C, 1 h, 2.) 4 h, 0 deg C

With dmap; titanium(IV) bromide; sodium hydride; In pyridine; dichloromethane; ethyl acetate;

upstream raw materials:

[1',1'-2H₂]benzyl bromide

Ethyl-O-(2,3,4,6-tetra-O-p-toluyl-β-D-galactopyranosyl)-(1->3)-2-azido-2-desoxy-6-O-trityl-1-thio-β-D-galactopyranosid

Ethyl-O-(2,3,4,6-tetra-O-p-toluyl-β-D-galactopyranosyl)-(1->3)-2-azido-2-desoxy-1-thio-β-D-galactopyranosid

O-(2,3,4,6-Tetra-O-p-toluyl-β-D-galactopyranosyl)-(1->3)-4,6-di-O-acetyl-2-azido-2-desoxy-α-D-galactopyranosylbromid

Downstream raw materials:

Ethyl-O-(2,3,4,6-tetra-O-di-<α,α-D₂>benzyl-β-D-galactopyranosyl)-(1->3)-2-azido-2-desoxy-4-O-di-<α,α-D₂>benzyl-1-thio-β-D-galactopyranosid

Ethyl-O-(2,3,4,6-tetra-O-di-<α,α-D₂>benzyl-β-D-galactopyranosyl)-(1->3)-O-<(2-acetamido-3,4,6-tri-O-acetyl-2-desoxy-β-D-glucopyranosyl)-(1->6)>-2-azido-2-desoxy-4-O-<α,α-D₂>benzyl-1-thio-β-D-galactopyranosid

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