α-Alkylation, tert-butyl 2-((diphenylmethylene)amino)acetate, benzylbromide, tert-butyl (S)-2-((diphenylmethylene)amino)-3-phenylpropanoate, (8α,9R)-1-(9-anthracenylmethyl)-9- (2-propenyloxy)-Cinchonanium bromide, Cinchonidine Derivative by Anna-Lena Hartmann | Nov 25, 2022