Fig. 4: Kinetic profile.
From: Direct asymmetric N-propargylation of indoles and carbazoles catalyzed by lithium SPINOL phosphate

The reaction with (+)-1a was faster than that of (−)-1a.
From: Direct asymmetric N-propargylation of indoles and carbazoles catalyzed by lithium SPINOL phosphate

The reaction with (+)-1a was faster than that of (−)-1a.