摘要:
具有大氨基 (1-20) 的氨基膦的优选构象是通过溶液中的 NMR 光谱确定的,在两种情况下为固态 (11,17),在一种情况下 (11) 通过 X 射线晶体学。三甲基甲硅烷基氨基二苯基膦 Ph2PN(R)SiMe3 (R = Bu (1), Ph (2), 2-吡啶基 (3), 2-嘧啶基 (4), Me3Si (5)), 氨基(氯)苯基膦 Ph(Cl)PNRR' (R = Bz, R' = Me (6), R = Bz, R' = tBu (7), R = Et, R' = Ph (8)), 氨基(氯)叔丁基膦 tBu(Cl)PNRR ' (R = R' = iPr (9), R = Me, R' = tBu (10), R = Bz, R' = tBu (11), R = H, R' = tBu (12), R = Et, R' = Ph (13), R = iPr, R' = Ph