Reactions of cyano(alkynyl)ethenes with some alkynyl- and diynyl-ruthenium complexes
作者:David J. Armitt、Michael I. Bruce、Brian W. Skelton、Allan H. White
DOI:10.1016/j.jorganchem.2008.07.006
日期:2008.11
with RuCl(dppe)Cp and AuCl(PPh3) afforded binuclear derivatives Ruη3-C[C(CN)2]CPhCHCC[MLn]}(PPh3)Cp [MLn = Ru(dppe)Cp 19, Au(PPh3) 20]. Reactions between 8 and Ru(CCCCR)(PP)Cp [PP = (PPh3)2, R = Ph, SiMe3, SiPri3; PP = dppe, R = Ph] gave η1-dienynyl complexes RuCCC[C(CN)2]CRCH[CC(SiPri3)]}(PP)Cp (15–18), respectively, in reactions not involving phosphine ligand displacement. The phthalodinitrile C
钌的反应(CCPh)(PPH 3)2的Cp与(NC)2 CCR 1 - [R 2(R 1 = H,R 2 = CCSiPr我3 8 ; R 1 = R 2 = CCPh 9)给η 3 -butadienyl络合物茹η 3 -C [C(CN)2 ] CPhCR 1 - [R 2 }(PPH 3)的Cp(11,12),分别通过炔基和烯烃的正式[2 + 2]-环加成,然后将所得的环丁烯基开环(未检测到)和PPh 3配体的取代。脱保护(TBAF)11个用的RuCl(DPPE)Cp和AUCL(PPH和随后的反应3)得到的双核钌衍生物η 3 -C [C(CN)2 ] CPhCHCC [ML Ñ ]}(PPH 3)的Cp [ML n = Ru(dppe)Cp 19,Au(PPh 3)20 ]。之间的反应8和Ru(CCCCR)(PP)的Cp [PP =(PPH 3)2,R = PH,森达3,SIPR我3;PP