Technology Process of C22H25NO3S
There total 6 articles about C22H25NO3S which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 5 steps
1: 43 percent / boron trifluoride etherate / cyclohexane; diethyl ether; tetrahydrofuran / 0.17 h / -78 °C
2: 76 percent / Jones' reagent (chromium trioxide, sulfuric acid) / acetone / 0.25 h / 0 °C
3: 1.) lithium diisopropylamide / 1.) hexane, THF, -78 deg C, 30 min, 2.) a.) -78 deg C, 1 h, b.) from -78 deg C to RT, 1 h
4: 57 percent / 1.) sodium acetate, hydroxylamine hydrochloride, 2.) sodium bicarbonate, hydroxylamine hydrochloride / methanol / 80 °C / 1.) overnight, 2.) 36 h
5: pyridine / CH2Cl2 / Ambient temperature
With
pyridine; Jones' reagent (chromium trioxide, sulfuric acid); boron trifluoride diethyl etherate; hydroxylamine hydrochloride; sodium acetate; sodium hydrogencarbonate; lithium diisopropyl amide;
In
tetrahydrofuran; methanol; diethyl ether; dichloromethane; cyclohexane; acetone;
- Guidance literature:
-
Multi-step reaction with 4 steps
1: 76 percent / Jones' reagent (chromium trioxide, sulfuric acid) / acetone / 0.25 h / 0 °C
2: 1.) lithium diisopropylamide / 1.) hexane, THF, -78 deg C, 30 min, 2.) a.) -78 deg C, 1 h, b.) from -78 deg C to RT, 1 h
3: 57 percent / 1.) sodium acetate, hydroxylamine hydrochloride, 2.) sodium bicarbonate, hydroxylamine hydrochloride / methanol / 80 °C / 1.) overnight, 2.) 36 h
4: pyridine / CH2Cl2 / Ambient temperature
With
pyridine; Jones' reagent (chromium trioxide, sulfuric acid); hydroxylamine hydrochloride; sodium acetate; sodium hydrogencarbonate; lithium diisopropyl amide;
In
methanol; dichloromethane; acetone;
- Guidance literature:
-
Multi-step reaction with 3 steps
1: 1.) lithium diisopropylamide / 1.) hexane, THF, -78 deg C, 30 min, 2.) a.) -78 deg C, 1 h, b.) from -78 deg C to RT, 1 h
2: 57 percent / 1.) sodium acetate, hydroxylamine hydrochloride, 2.) sodium bicarbonate, hydroxylamine hydrochloride / methanol / 80 °C / 1.) overnight, 2.) 36 h
3: pyridine / CH2Cl2 / Ambient temperature
With
pyridine; hydroxylamine hydrochloride; sodium acetate; sodium hydrogencarbonate; lithium diisopropyl amide;
In
methanol; dichloromethane;