(Rs)-n-((r)-(4-(tert-butyl)phenyl)(5-(diphenylphosphanyl)-9,9-dimethyl-9h-xanthen-4-yl)methyl)-2-methylpropane-2-sulfinamide

(R)-N-((R)-(2-(diphenylphosphanyl) phenyl)(naphthalen-1-yl)methyl)-2-methylpropane-2-sulfinamide

(R)-N-((R)-(2-(diphenylphosphanyl) phenyl)(4-methoxyphenyl)methyl)-2-methylpropane-2-sulfinamide

(R)-N-((R)-(3,5-di-tert-butyl-4-methoxyphenyl)(2-(diphenylphos phanyl)phenyl)methyl)-2-methylpropane-2-sulfinamide

(R)-N-((S)-(2-(Dicyclohexyl phosphanyl)phenyl)(naphthalen-1-yl)methyl)-N,2-dimethylpropane-2-sulfinamide

(R)-N-((S)-1-(Diphenylphosphanyl)-3-methylbutan-2-yl)-2-methylpropane-2-sulfinamide

(R)-N-((S)-(2-(dicyclohexylphosphanyl)phenyl)(phenyl)methyl)-N,2-dimethylpropane-2-sulfinamide

(R)-N-((S)-(2-(Dicyclohexylphosphanyl)phenyl)(phenyl)methyl)-2-methylpropane-2-sulfinamide

(R)-N-((S)-(2-(diphenylphosphaneyl)phenyl)(naphthalen-1-yl)methyl)-2-methylpropane-2-sulfinamide

(R)-N-((S)-(2-(diphenylphosphanyl)phenyl)(4-methoxyphenyl)methyl)-2-methylpropane-2-sulfinamide