Technology Process of 1-(9b-morpholino-3-(3-phenyl-4-(trifluoromethyl)isoxazol-5-yl)-4,9b-dihydro-3aH-chromeno[3,4-d]isoxazol-7-yl)ethane-1,2-diol
There total 16 articles about 1-(9b-morpholino-3-(3-phenyl-4-(trifluoromethyl)isoxazol-5-yl)-4,9b-dihydro-3aH-chromeno[3,4-d]isoxazol-7-yl)ethane-1,2-diol which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
trifluoroacetic acid;
at 20 ℃;
for 1h;
- Guidance literature:
-
Multi-step reaction with 7 steps
1: N-chloro-succinimide / N,N-dimethyl-formamide / 20 °C
2: triethylamine / 1,2-dichloro-ethane / 20 °C
3: Dess-Martin periodane / dichloromethane / 3.7 h / 0 - 20 °C / Inert atmosphere
4: hydroxylamine hydrochloride; sodium acetate / ethanol / 20 - 80 °C
5: N-chloro-succinimide / N,N-dimethyl-formamide / 0.87 h / 20 °C
6: triethylamine / dichloromethane / 1.5 h / 0 - 20 °C
7: trifluoroacetic acid / 1 h / 20 °C
With
N-chloro-succinimide; hydroxylamine hydrochloride; sodium acetate; Dess-Martin periodane; triethylamine; trifluoroacetic acid;
In
ethanol; dichloromethane; 1,2-dichloro-ethane; N,N-dimethyl-formamide;
- Guidance literature:
-
Multi-step reaction with 7 steps
1: pyridine / 2.58 h / 0 - 20 °C
2: lithium chloride / tetrakis(triphenylphosphine) palladium(0) / 1,4-dioxane / 100 °C / Sealed tube; Inert atmosphere
3: osmium(VIII) oxide; 4-methylmorpholine N-oxide / water; tetrahydrofuran / 20 °C
4: (R)-10-camphorsulfonic acid / acetone / 20 °C
5: titanium tetrachloride / toluene / 0 - 20 °C
6: triethylamine / dichloromethane / 1.5 h / 0 - 20 °C
7: trifluoroacetic acid / 1 h / 20 °C
With
osmium(VIII) oxide; titanium tetrachloride; 4-methylmorpholine N-oxide; triethylamine; trifluoroacetic acid; lithium chloride;
tetrakis(triphenylphosphine) palladium(0); (R)-10-camphorsulfonic acid;
In
tetrahydrofuran; 1,4-dioxane; pyridine; dichloromethane; water; acetone; toluene;