Technology Process of ((3aR,6R,6aS)-6-(2-azido-6-(dibocamino)-9H-purin-9-yl)-2,2-dimethyl-6,6a-dihydro-3aH-cyclopenta[d][1,3]dioxol-4-yl)(4-((trimethylsilyl)ethynyl)phenyl)methanol
There total 6 articles about ((3aR,6R,6aS)-6-(2-azido-6-(dibocamino)-9H-purin-9-yl)-2,2-dimethyl-6,6a-dihydro-3aH-cyclopenta[d][1,3]dioxol-4-yl)(4-((trimethylsilyl)ethynyl)phenyl)methanol which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
(4-bromophenyl)(trimethylsilyl)acetylene;
With
magnesium;
In
tetrahydrofuran;
at 50 ℃;
for 0.5h;
Inert atmosphere;
With
iodine;
In
tetrahydrofuran;
at 50 ℃;
for 3h;
Inert atmosphere;
(3aR,6R,6aS)-6-(2-azido-6-(dibocamino)-9H-purin-9-yl)-2,2-dimethyl-6,6a-dihydro-3aH-cyclopenta[d][1,3]dioxole-4-carbaldehyde;
In
tetrahydrofuran;
at 20 ℃;
for 18h;
Inert atmosphere;
DOI:10.1002/asia.201300303
- Guidance literature:
-
Multi-step reaction with 8 steps
1.1: triphenylphosphine; di-isopropyl azodicarboxylate / tetrahydrofuran / 18 h / 50 °C / Inert atmosphere
2.1: copper(l) iodide; diiodomethane; n-Butyl nitrite / acetonitrile / 3 h / 0 - 50 °C / Inert atmosphere
3.1: ammonia / tetrahydrofuran / 6 h / 50 °C / Sealed tube
4.1: copper(l) iodide; N,N-dimethylethylenediamine; sodium azide / water; ethanol / 1.5 h / 90 °C / Microwave irradiation
5.1: dmap / dichloromethane / 4 h / 20 °C
6.1: 2,2-dimethoxy-propane; toluene-4-sulfonic acid / acetone / 18 h / 20 °C
7.1: Dess-Martin periodane / dichloromethane / 2 h / 20 °C
8.1: magnesium / tetrahydrofuran / 0.5 h / 50 °C / Inert atmosphere
8.2: 3 h / 50 °C / Inert atmosphere
8.3: 18 h / 20 °C / Inert atmosphere
With
dmap; copper(l) iodide; sodium azide; diiodomethane; n-Butyl nitrite; di-isopropyl azodicarboxylate; ammonia; Dess-Martin periodane; toluene-4-sulfonic acid; magnesium; N,N-dimethylethylenediamine; triphenylphosphine; 2,2-dimethoxy-propane;
In
tetrahydrofuran; ethanol; dichloromethane; water; acetone; acetonitrile;
1.1: |Mitsunobu Displacement / 7.1: |Dess-Martin Oxidation / 8.1: |Grignard Reaction / 8.2: |Grignard Reaction / 8.3: |Grignard Reaction;
DOI:10.1002/asia.201300303
- Guidance literature:
-
Multi-step reaction with 7 steps
1.1: copper(l) iodide; diiodomethane; n-Butyl nitrite / acetonitrile / 3 h / 0 - 50 °C / Inert atmosphere
2.1: ammonia / tetrahydrofuran / 6 h / 50 °C / Sealed tube
3.1: copper(l) iodide; N,N-dimethylethylenediamine; sodium azide / water; ethanol / 1.5 h / 90 °C / Microwave irradiation
4.1: dmap / dichloromethane / 4 h / 20 °C
5.1: 2,2-dimethoxy-propane; toluene-4-sulfonic acid / acetone / 18 h / 20 °C
6.1: Dess-Martin periodane / dichloromethane / 2 h / 20 °C
7.1: magnesium / tetrahydrofuran / 0.5 h / 50 °C / Inert atmosphere
7.2: 3 h / 50 °C / Inert atmosphere
7.3: 18 h / 20 °C / Inert atmosphere
With
dmap; copper(l) iodide; sodium azide; diiodomethane; n-Butyl nitrite; ammonia; Dess-Martin periodane; toluene-4-sulfonic acid; magnesium; N,N-dimethylethylenediamine; 2,2-dimethoxy-propane;
In
tetrahydrofuran; ethanol; dichloromethane; water; acetone; acetonitrile;
6.1: |Dess-Martin Oxidation / 7.1: |Grignard Reaction / 7.2: |Grignard Reaction / 7.3: |Grignard Reaction;
DOI:10.1002/asia.201300303