(S,S)-chiral imide; methyllithium 1.) ether, 20-25 deg C, 2 h; 2.) ether, THF, -78 deg C, 2 h; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts;

Yield given. Yields of byproduct given;

hydrogenchloride; chiral LiN(CH(CH3)Ph)2 Multistep reaction; by variation of the solvent and the reaction conditions, or by quenching with 1N DCl instead of HCl; the chemical and optical yield of the product was investigated involving also the recovered chiral amine; Product distributionMechanism;