Technology Process of 7-amino-3-[2,3-O-(1-methylethylidene)-.β-D-ribofuranosyl]-N-{2-[p-(2-carboxyethyl)-phenyl]-ethyl}-3H-imidazo[4,5-b]-pyridin-5-amine
There total 7 articles about 7-amino-3-[2,3-O-(1-methylethylidene)-.β-D-ribofuranosyl]-N-{2-[p-(2-carboxyethyl)-phenyl]-ethyl}-3H-imidazo[4,5-b]-pyridin-5-amine which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 7 steps
1: 59 percent / borane-pyridine complex, acetic acid / petroleum ether / 2 h / Ambient temperature
2: 87 percent / triethylamine / CH2Cl2 / 18 h / Ambient temperature
3: phosphoryl chloride / acetonitrile / 48 h
4: ammonia / methanol
5: 80 percent / sodium hydride / dioxane / 1.5 h / Heating
6: 28 percent / tri-o-tolylphosphine, triethylamine / palladium acetate / 18 h / Heating
7: 80 percent / H2 / palladium hydroxide / aq. ethanol / 5 h / 60 °C / 2327.2 Torr
With
borane pyridine; ammonia; hydrogen; sodium hydride; acetic acid; triethylamine; tris-(o-tolyl)phosphine; trichlorophosphate;
palladium dihydroxide; palladium diacetate;
In
1,4-dioxane; methanol; ethanol; dichloromethane; acetonitrile; Petroleum ether;
DOI:10.1139/v92-166
- Guidance literature:
-
Multi-step reaction with 6 steps
1: 87 percent / triethylamine / CH2Cl2 / 18 h / Ambient temperature
2: phosphoryl chloride / acetonitrile / 48 h
3: ammonia / methanol
4: 80 percent / sodium hydride / dioxane / 1.5 h / Heating
5: 28 percent / tri-o-tolylphosphine, triethylamine / palladium acetate / 18 h / Heating
6: 80 percent / H2 / palladium hydroxide / aq. ethanol / 5 h / 60 °C / 2327.2 Torr
With
ammonia; hydrogen; sodium hydride; triethylamine; tris-(o-tolyl)phosphine; trichlorophosphate;
palladium dihydroxide; palladium diacetate;
In
1,4-dioxane; methanol; ethanol; dichloromethane; acetonitrile;
DOI:10.1139/v92-166
- Guidance literature:
-
Multi-step reaction with 5 steps
1: phosphoryl chloride / acetonitrile / 48 h
2: ammonia / methanol
3: 80 percent / sodium hydride / dioxane / 1.5 h / Heating
4: 28 percent / tri-o-tolylphosphine, triethylamine / palladium acetate / 18 h / Heating
5: 80 percent / H2 / palladium hydroxide / aq. ethanol / 5 h / 60 °C / 2327.2 Torr
With
ammonia; hydrogen; sodium hydride; triethylamine; tris-(o-tolyl)phosphine; trichlorophosphate;
palladium dihydroxide; palladium diacetate;
In
1,4-dioxane; methanol; ethanol; acetonitrile;
DOI:10.1139/v92-166