Technology Process of Butanal, 2-[(triphenylmethyl)amino]-, (2R)-
There total 2 articles about Butanal, 2-[(triphenylmethyl)amino]-, (2R)- which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
(R)-2-(trityl-amino)-butan-1-ol;
With
oxalyl dichloride; dimethyl sulfoxide;
In
dichloromethane;
at -45 ℃;
for 4h;
With
triethylamine;
In
dichloromethane;
at -45 - 20 ℃;
for 16h;
- Guidance literature:
-
Multi-step reaction with 2 steps
1.1: N-ethyl-N,N-diisopropylamine / dichloromethane / 48 h / 20 °C
2.1: oxalyl dichloride; dimethyl sulfoxide / dichloromethane / 3 h / -45 °C / Inert atmosphere
2.2: 16 h / -40 - 20 °C / Inert atmosphere
With
oxalyl dichloride; dimethyl sulfoxide; N-ethyl-N,N-diisopropylamine;
In
dichloromethane;
2.1: Swern oxidation / 2.2: Swern oxidation;
DOI:10.1016/j.bmc.2011.08.051
- Guidance literature:
-
isopropyllithium;
copper(I) bromide dimethylsulfide complex;
In
diethyl ether; pentane;
at -78 - 20 ℃;
(R)-2-(trityl-amino)-butyraldehyde;
In
diethyl ether; pentane;
at -70 - -55 ℃;
for 4h;
With
ammonium chloride;
In
diethyl ether; water; pentane;
at -55 - 20 ℃;
for 16h;