9-(4,5-didehydro-2,5-dideoxy-2-fluoro-2-C-methyl-β-D-ribofuranosyl)-6-ethoxy-2-((4-monomethoxytrityl)amino)purine

Base Information

Chemical Name:9-(4,5-didehydro-2,5-dideoxy-2-fluoro-2-C-methyl-β-D-ribofuranosyl)-6-ethoxy-2-((4-monomethoxytrityl)amino)purine
CAS No.:1613589-71-1
Molecular Formula:C₃₃H₃₂FN₅O₄
Molecular Weight:581.647
Hs Code.:

Synonyms:9-(4,5-didehydro-2,5-dideoxy-2-fluoro-2-C-methyl-β-D-ribofuranosyl)-6-ethoxy-2-((4-monomethoxytrityl)amino)purine

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Chemical Property of 9-(4,5-didehydro-2,5-dideoxy-2-fluoro-2-C-methyl-β-D-ribofuranosyl)-6-ethoxy-2-((4-monomethoxytrityl)amino)purine

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Technology Process of 9-(4,5-didehydro-2,5-dideoxy-2-fluoro-2-C-methyl-β-D-ribofuranosyl)-6-ethoxy-2-((4-monomethoxytrityl)amino)purine

There total 13 articles about 9-(4,5-didehydro-2,5-dideoxy-2-fluoro-2-C-methyl-β-D-ribofuranosyl)-6-ethoxy-2-((4-monomethoxytrityl)amino)purine 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: 61.1%

: 1613589-70-0
9-(2,5-dideoxy-2-fluoro-2-C-methyl-5-iodo-β-D-ribofuranosyl)-6-ethoxy-2-((4-monomethoxytrityl)amino)purine

: 1613589-71-1
9-(4,5-didehydro-2,5-dideoxy-2-fluoro-2-C-methyl-β-D-ribofuranosyl)-6-ethoxy-2-((4-monomethoxytrityl)amino)purine

Guidance literature:: With 1,8-diazabicyclo[5.4.0]undec-7-ene; In tetrahydrofuran; for 3h; Reflux;

Reference yield:

: 1613589-69-7
9-(2-deoxy-2-fluoro-2-C-methyl-β-D-ribofuranosyl)-6-ethoxy-2-((4-monomethoxytrityl)amino)purine

: 1613589-71-1
9-(4,5-didehydro-2,5-dideoxy-2-fluoro-2-C-methyl-β-D-ribofuranosyl)-6-ethoxy-2-((4-monomethoxytrityl)amino)purine

Guidance literature:: Multi-step reaction with 2 steps

1: triphenylphosphine; pyridine; iodine / 20 °C

2: 1,8-diazabicyclo[5.4.0]undec-7-ene / tetrahydrofuran / 3 h / Reflux

With pyridine; iodine; 1,8-diazabicyclo[5.4.0]undec-7-ene; triphenylphosphine; In tetrahydrofuran;

Reference yield:

: ((2R,3R,4R)-3-(benzoyloxy)-4-fluoro-5-hydroxy-4-methyltetrahydrofuran-2-yl)methyl benzoate

: 1613589-71-1
9-(4,5-didehydro-2,5-dideoxy-2-fluoro-2-C-methyl-β-D-ribofuranosyl)-6-ethoxy-2-((4-monomethoxytrityl)amino)purine

Guidance literature:: Multi-step reaction with 5 steps

1.1: carbon tetrabromide; triphenylphosphine / dichloromethane / 0.33 h / -25 - -20 °C / Inert atmosphere

2.1: potassium tert-butylate / acetonitrile; tert-butyl alcohol / 0.5 h / 35 °C

2.2: 50 °C

3.1: sodium ethanolate / 1 h / 0 - 20 °C

4.1: triphenylphosphine; pyridine; iodine / 20 °C

5.1: 1,8-diazabicyclo[5.4.0]undec-7-ene / tetrahydrofuran / 3 h / Reflux

With pyridine; carbon tetrabromide; potassium tert-butylate; iodine; sodium ethanolate; 1,8-diazabicyclo[5.4.0]undec-7-ene; triphenylphosphine; In tetrahydrofuran; dichloromethane; acetonitrile; tert-butyl alcohol;