Examination of different nucleophiles binding to the cationic [(HMB)Ru(1-5-η-butadienesulfonyl)]X (X = OTf, BF4) complexes: Novel phosphonium-1-3-η-butenyl sulfonyl complexes and cationic N, S, O adducts
作者:José Ignacio de la Cruz-Cruz、M. Angeles Paz-Sandoval
DOI:10.1016/j.jorganchem.2017.02.008
日期:2017.4
Tertiary phosphines react with cationic complexes [(HMB)Ru(1-5-η-CH2CHCRCHSO2)]X [HMB = η6-C6Me6; R = H, X = OTf, 3′; R = Me, X = OTf, 4′, BF4, 4) to give the unprecedented formation of the novel phosphonium salts [(HMB)Ru(1–3,5-η-CH2CHCRCH(PR3+X−)SO2)] [R = H, X = OTf, PR3 = PMe3 (5′), PPh3 (8′); R = Me, X = BF4, PR3 = PMe3 (5), PMe2Ph (6), PMePh2 (7), PPh3 (8), P(i-Pr)3 (9)] in which the phosphorus
叔膦与阳离子络合物反应[(HMB)的Ru(1-5-η-CH 2 CHCRCHSO 2)] X [HMB =η 6 -C 6我6 ; R = H,X = OTf,3' ; R = Me中,X =光学传递函数,4',BF 4,4),得到新鏻盐组成的前所未有的形成[(HMB)的Ru(1-3,5-η-CH 2 CHCRCH(PR 3 + X - )SO 2)] [R = H,X = OTf,PR 3 = PMe 3(5'),PPh 3(8');R =我,X = BF 4,PR 3 = PMe 3(5),PMe 2 Ph(6),PMePh 2(7),PPh 3(8),P(i -Pr)3(9)],其中磷立体定向地添加到碳原子旁边丁二烯磺酰基配体的配位磺酰基。没有证据表明在异二烯基配体受到攻击之前,膦与钌中心的配位关系得到了衍生物[(HMB)Ru(1-2,5-)的formation离子5和8的缺乏形成的支持。η-CH