Chiral Amines CH CH2CH3 HC、 CH3 H3C CH3 (R)-1,2,2-trimethylaziridine (S)-1,2,2-trimethylaziridine Amines in which the nitrogen is restricted in rotation so it cannot interconvert 火 N R enantiomer S enantiomerChiral Amines N H3 C Ph Cl - N Ph CH3 Cl - R enantiomer S enantiomer Amines in which the nitrogen is restricted in rotation so it cannot interconvert