di(naphthalen-1-yl)phosphine oxide 、
2-furaldehyde tosylimine 在
(1S,2S)-N-(dipyrrolidin-1-ylmethylene)-2-(dipyrrolidin-1-ylmethylenamino)-1,2-diphenylethanaminium tetrakis(3,5-bis(trifluoromethyl)phenyl)borate 作用下,
以
四氢呋喃 为溶剂,
生成
(S)-N-((dinaphthalen-1-ylphosphoryl)(furan-2-yl)methyl)-4-methylbenzenesulfonamide 、 (R)-N-((dinaphthalen-1-ylphosphoryl)(furan-2-yl)methyl)-4-methylbenzenesulfonamide