Asymmetric synthesis of (−)-(2R, 6R)-2,6-dimethylmorpholine
摘要:
The title compound was prepared efficiently by O-alkylation of (R)-ethyl lactate with the O-trifluoromethylsulphonyl derivative of (S)-ethyl lactate and further transformations of the two ester functionalities of the homochiral ether thus obtained.