Technology Process of NSP-2,7-(OMHEG)2-2'-(CH2O[CH2CH2O]CH2CH2OMe)-6'-Me-AE
There total 11 articles about NSP-2,7-(OMHEG)2-2'-(CH2O[CH2CH2O]CH2CH2OMe)-6'-Me-AE which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
hydrogenchloride; water;
for 1.5h;
Reflux;
Inert atmosphere;
- Guidance literature:
-
Multi-step reaction with 8 steps
1.1: thionyl chloride / 1 h / Reflux; Inert atmosphere
2.1: pyridine / 37 h / 0 - 20 °C
3.1: boron tribromide / dichloromethane / 48 h / 20 °C
3.2: 20 °C / Cooling with ice
4.1: caesium carbonate / tetrahydrofuran / 4 h / Reflux; Inert atmosphere
5.1: potassium hydroxide; water / 16 h / 20 °C
6.1: pyridine; p-toluenesulfonyl chloride / 0.17 h / 20 °C / Inert atmosphere
6.2: 72 h / 20 °C
7.1: sodium hydrogencarbonate / 1 h / 140 - 150 °C
8.1: hydrogenchloride; water / 1.5 h / Reflux; Inert atmosphere
With
pyridine; hydrogenchloride; thionyl chloride; water; boron tribromide; sodium hydrogencarbonate; caesium carbonate; p-toluenesulfonyl chloride; potassium hydroxide;
In
tetrahydrofuran; dichloromethane;
- Guidance literature:
-
Multi-step reaction with 6 steps
1.1: boron tribromide / dichloromethane / 48 h / 20 °C
1.2: 20 °C / Cooling with ice
2.1: caesium carbonate / tetrahydrofuran / 4 h / Reflux; Inert atmosphere
3.1: potassium hydroxide; water / 16 h / 20 °C
4.1: pyridine; p-toluenesulfonyl chloride / 0.17 h / 20 °C / Inert atmosphere
4.2: 72 h / 20 °C
5.1: sodium hydrogencarbonate / 1 h / 140 - 150 °C
6.1: hydrogenchloride; water / 1.5 h / Reflux; Inert atmosphere
With
pyridine; hydrogenchloride; water; boron tribromide; sodium hydrogencarbonate; caesium carbonate; p-toluenesulfonyl chloride; potassium hydroxide;
In
tetrahydrofuran; dichloromethane;