N⁹-[(2R,6S)-6-{(tert-butyldimethylsilyloxy)methyl}-4-tritylmorpholin-2-yl]-N²-(phenoxacetyl)guanine

Base Information

• Chemical Name: N⁹-[(2R,6S)-6-{(tert-butyldimethylsilyloxy)methyl}-4-tritylmorpholin-2-yl]-N²-(phenoxacetyl)guanine
• CAS No.: 1370348-31-4
• Molecular Formula: C₄₃H₄₈N₆O₅Si
• Molecular Weight: 756.977

Synonyms:N⁹-[(2R,6S)-6-{(tert-butyldimethylsilyloxy)methyl}-4-tritylmorpholin-2-yl]-N²-(phenoxacetyl)guanine

Chemical Property of N⁹-[(2R,6S)-6-{(tert-butyldimethylsilyloxy)methyl}-4-tritylmorpholin-2-yl]-N²-(phenoxacetyl)guanine

Chemical Property:

Purity/Quality:

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Technology Process of N⁹-[(2R,6S)-6-{(tert-butyldimethylsilyloxy)methyl}-4-tritylmorpholin-2-yl]-N²-(phenoxacetyl)guanine

There total 5 articles about N⁹-[(2R,6S)-6-{(tert-butyldimethylsilyloxy)methyl}-4-tritylmorpholin-2-yl]-N²-(phenoxacetyl)guanine 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:

N9-{(2R,6S)-6-hydroxymethyl-4-tritylmorpholin-2yl}-N2-(phenoxyacetyl)guanine (1362664-36-5) + tert-butyldimethylsilyl chloride (18162-48-6) → N9-[(2R,6S)-6-{(tert-butyldimethylsilyloxy)methyl}-4-tritylmorpholin-2-yl]-N2-(phenoxacetyl)guanine (1370348-31-4)

Guidance literature:

With 1H-imidazole; In dichloromethane; at 20 ℃; for 1h;

Reference yield:

N9-{(2R,6S)-6-(hydroxymethyl)morpholin-2-yl}-N2-(phenoxyacetyl)guanine p-toluenesulfonate (1362664-34-3) → N9-[(2R,6S)-6-{(tert-butyldimethylsilyloxy)methyl}-4-tritylmorpholin-2-yl]-N2-(phenoxacetyl)guanine (1370348-31-4)

Guidance literature:

Multi-step reaction with 2 steps

1: triethylamine / dichloromethane / 1 h / 20 °C / Cooling with ice

2: 1H-imidazole / dichloromethane / 1 h / 20 °C

With 1H-imidazole; triethylamine; In dichloromethane;

Reference yield:

Phenoxyacetyl chloride (701-99-5) → N9-[(2R,6S)-6-{(tert-butyldimethylsilyloxy)methyl}-4-tritylmorpholin-2-yl]-N2-(phenoxacetyl)guanine (1370348-31-4)

Guidance literature:

Multi-step reaction with 4 steps

1.1: chloro-trimethyl-silane; pyridine / dichloromethane / 3 h / 0 - 20 °C / Inert atmosphere

1.2: 3 h / Cooling with ice

2.1: hydrogenchloride; sodium periodate / methanol; water / 3 h / 20 °C / Cooling with ice

2.2: 0.33 h / Cooling with ice

2.3: 4 °C

3.1: triethylamine / dichloromethane / 1 h / 20 °C / Cooling with ice

4.1: 1H-imidazole / dichloromethane / 1 h / 20 °C

With pyridine; 1H-imidazole; hydrogenchloride; sodium periodate; chloro-trimethyl-silane; triethylamine; In methanol; dichloromethane; water;

upstream raw materials:

N²-(phenoxyacetyl)guanosine

N⁹-{(2R,6S)-6-(hydroxymethyl)morpholin-2-yl}-N²-(phenoxyacetyl)guanine p-toluenesulfonate

N⁹-{(2R,6S)-6-hydroxymethyl-4-tritylmorpholin-2yl}-N²-(phenoxyacetyl)guanine

tert-butyldimethylsilyl chloride

Downstream raw materials:

N⁹-[(2R,6S)-6-{(tert-butyldimethylsilyloxy)methyl}-4-tritylmorpholin-2-yl]-N²-(phenoxyacetyl)-O⁶-(2-cyanoethyl)guanine

N⁹-[(2R,6S)-6-hydroxymethyl-4-tritylmorpholin-2-yl]-N²-(phenoxyacetyl)-O⁶-(2-cyanoethyl)guanine

[(2S,6R)-6-{N²-(phenoxyacetyl)-O⁶-(2-cyanoethyl)guanin-9-yl}-4-tritylmorpholin-2-yl]methyl dimethylphosphoramidochloridate

N⁹-[(2R,6S)-6-{(tert-butyldimethylsilyloxy)methyl}-4-tritylmorpholin-2-yl]-N²-(phenoxyacetyl)-O⁶-(2,4,6-triisopropylbenzenesulfonyl)guanine

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