[(2S,3S,4R,5R)-4-acetoxy-5-(6-benzamidopurin-9-yl)-3-benzyloxy-2-(benzyloxymethyl)tetrahydrofuran-2-yl]methyl acetate

Base Information

Chemical Name:[(2S,3S,4R,5R)-4-acetoxy-5-(6-benzamidopurin-9-yl)-3-benzyloxy-2-(benzyloxymethyl)tetrahydrofuran-2-yl]methyl acetate
CAS No.:206055-56-3
Molecular Formula:C₃₆H₃₅N₅O₈
Molecular Weight:665.703
Hs Code.:

Synonyms:[(2S,3S,4R,5R)-4-acetoxy-5-(6-benzamidopurin-9-yl)-3-benzyloxy-2-(benzyloxymethyl)tetrahydrofuran-2-yl]methyl acetate

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Chemical Property of [(2S,3S,4R,5R)-4-acetoxy-5-(6-benzamidopurin-9-yl)-3-benzyloxy-2-(benzyloxymethyl)tetrahydrofuran-2-yl]methyl acetate

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Technology Process of [(2S,3S,4R,5R)-4-acetoxy-5-(6-benzamidopurin-9-yl)-3-benzyloxy-2-(benzyloxymethyl)tetrahydrofuran-2-yl]methyl acetate

There total 5 articles about [(2S,3S,4R,5R)-4-acetoxy-5-(6-benzamidopurin-9-yl)-3-benzyloxy-2-(benzyloxymethyl)tetrahydrofuran-2-yl]methyl acetate 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: 33.7%

: 4005-49-6
N₆-benzoyladenine

: 206055-48-3
4-C-acetoxymethyl-1,2-di-O-acetyl-3,5-di-O-benzyl-D-ribofuranose

: 206055-56-3
[(2S,3S,4R,5R)-4-acetoxy-5-(6-benzamidopurin-9-yl)-3-benzyloxy-2-(benzyloxymethyl)tetrahydrofuran-2-yl]methyl acetate

Guidance literature:: N₆-benzoyladenine; 4-C-acetoxymethyl-1,2-di-O-acetyl-3,5-di-O-benzyl-D-ribofuranose; With N,O-bis-(trimethylsilyl)-acetamide; In 1,2-dichloro-ethane; at 20 - 90 ℃; for 1.5h;

With trimethylsilyl trifluoromethanesulfonate; In 1,2-dichloro-ethane; at 40 - 90 ℃; for 1h;

Reference yield:

: 100-39-0
benzyl bromide

: 206055-56-3
[(2S,3S,4R,5R)-4-acetoxy-5-(6-benzamidopurin-9-yl)-3-benzyloxy-2-(benzyloxymethyl)tetrahydrofuran-2-yl]methyl acetate

Guidance literature:: Multi-step reaction with 5 steps

1: 1.) NaH / 1.) DMF, -5 deg C, 1.5 h, 2.) room temperature, 3 h

2: 90 percent / pyridine / 3 h / Ambient temperature

3: 80percent AcOH / 4 h / 90 °C

4: pyridine / 72 h / Ambient temperature

5: 1.) N,O-bis(trimethylsilyl)acetamide, 2.) TMS-triflate / 1.) dichloroethane, reflux, 1 h, 2.) reflux, 20 h

With N,O-bis-(trimethylsilyl)-acetamide; trimethylsilyl trifluoromethanesulfonate; sodium hydride; acetic acid; In pyridine;
DOI:10.1016/S0040-4020(98)00094-5

Reference yield:

: 153186-10-8
((3aR,5R,6S,6aR)-6-(benzyloxy)-5-((benzyloxy)methyl)-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxol-5-yl)methanol

: 206055-56-3
[(2S,3S,4R,5R)-4-acetoxy-5-(6-benzamidopurin-9-yl)-3-benzyloxy-2-(benzyloxymethyl)tetrahydrofuran-2-yl]methyl acetate

Guidance literature:: Multi-step reaction with 4 steps

1: 90 percent / pyridine / 3 h / Ambient temperature

2: 80percent AcOH / 4 h / 90 °C

3: pyridine / 72 h / Ambient temperature

4: 1.) N,O-bis(trimethylsilyl)acetamide, 2.) TMS-triflate / 1.) dichloroethane, reflux, 1 h, 2.) reflux, 20 h

With N,O-bis-(trimethylsilyl)-acetamide; trimethylsilyl trifluoromethanesulfonate; acetic acid; In pyridine;
DOI:10.1016/S0040-4020(98)00094-5