[S(R)]-N-((S)-(2-(Diphenylphosphino)phenyl)(2,4,6-triisopropylphenyl)methyl)-2-methyl-2-propanesulfinamide

[S(R)]-N-[(S)-(4-(tert-Butyl)phenyl)[2-(dicyclohexylphosphino)phenyl]methyl]-2-methyl-2-propanesulfinamide

[S(R)]-N-[(1S)-1-[2-(Dicyclohexylphosphino)phenyl]-2,2-dimethylpropyl]-N,2-dimethyl-2-propanesulfinamide

[S(R)]-N-[(S)-(2-Methylphenyl)[2-(dicyclohexylphosphino)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide

CALLERY? Potassium tert-amylate