Technology Process of 3-bromo-5-[3-(difluoromethoxy)propyl]-4-methylbenzaldehyde
There total 5 articles about 3-bromo-5-[3-(difluoromethoxy)propyl]-4-methylbenzaldehyde which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
C12H15BrF2O2;
With
sodium hydrogencarbonate; Dess-Martin periodane;
In
dichloromethane;
at 20 ℃;
for 0.666667h;
With
hydrogenchloride; water;
In
dichloromethane;
- Guidance literature:
-
Multi-step reaction with 6 steps
1: hydrogen / Crabtree's catalyst / dichloromethane / 20 °C
2: chloroform / 20 °C / Darkness
3: hydrogenchloride; water / diethyl ether
4: 2,2-difluoro-2-(fluorosulfonyl)acetic acid; sodium sulfate / acetonitrile / 16.17 h / 50 °C
5: diisobutylaluminium hydride / dichloromethane / 1.5 h / 20 °C
6: sodium hydrogencarbonate; Dess-Martin periodane / dichloromethane / 0.67 h / 20 °C
With
hydrogenchloride; 2,2-difluoro-2-(fluorosulfonyl)acetic acid; water; hydrogen; diisobutylaluminium hydride; sodium hydrogencarbonate; Dess-Martin periodane; sodium sulfate;
Crabtree's catalyst;
In
diethyl ether; dichloromethane; chloroform; acetonitrile;
- Guidance literature:
-
Multi-step reaction with 7 steps
1: sodium carbonate / trans-dichlorobis(triphenylphosphine)palladium(II) / water; N,N-dimethyl-formamide / 2 h / 100 °C / Inert atmosphere of nitrogen
2: hydrogen / Crabtree's catalyst / dichloromethane / 20 °C
3: chloroform / 20 °C / Darkness
4: hydrogenchloride; water / diethyl ether
5: 2,2-difluoro-2-(fluorosulfonyl)acetic acid; sodium sulfate / acetonitrile / 16.17 h / 50 °C
6: diisobutylaluminium hydride / dichloromethane / 1.5 h / 20 °C
7: sodium hydrogencarbonate; Dess-Martin periodane / dichloromethane / 0.67 h / 20 °C
With
hydrogenchloride; 2,2-difluoro-2-(fluorosulfonyl)acetic acid; water; hydrogen; diisobutylaluminium hydride; sodium hydrogencarbonate; sodium carbonate; Dess-Martin periodane; sodium sulfate;
trans-dichlorobis(triphenylphosphine)palladium(II); Crabtree's catalyst;
In
diethyl ether; dichloromethane; chloroform; water; N,N-dimethyl-formamide; acetonitrile;
1: Suzuki Coupling;