Reactions of pyridyl donors with halogens and interhalogens: an X-ray diffraction and FT-Raman investigation
作者:M. Carla Aragoni、Massimiliano Arca、Francesco A. Devillanova、Michael B. Hursthouse、Susanne L. Huth、Francesco Isaia、Vito Lippolis、Annalisa Mancini、Helen R. Ogilvie、Gaetano Verani
DOI:10.1016/j.jorganchem.2004.11.001
日期:2005.4
have been reacted with halogens X2 (X = Br, I) or interhalogens XY (X = I; Y = Cl, Br). CT σ–adducts L · nXY, bearing linear N⋯XY moieties (L = 3; X = I; Y = Br, I; n = 2), and salts containing the protonated cationic donors HnLn+ (L = 1 − 3; n = 1, 2, 4), counterbalanced by Cl−, Br−, I3-, Br3-, I5-, Br5-, I2Br−, I3Br4-, or ICl2- anions, have been isolated. Among the reactions products, (H1+)Cl−, (H1+)Br−
三个不同的N-供体大号,即Ñ乙基Ñ '-3-吡啶基-咪唑烷-4,5-二酮-2-硫酮(1),Ñ,Ñ ' -双(3-吡啶基甲基) -咪唑4,分别带有一个,两个和四个吡啶基取代基的5-二酮-2-硫酮(2)和四-2-吡啶基-吡嗪(3)已与卤素X 2(X = Br,I)或卤素间化合物反应XY(X = I; Y = Cl,Br)。CTσ–加合物L · n XY,带有线性N⋯XY部分(L = 3; X = I; Y = Br,I;n = 2),以及含质子化阳离子给体的盐HÑ大号Ñ +(大号 = 1 - 3 ; ñ = 1,2,4),经Cl平衡- ,溴-,I 3 -,Br3-,I5-,Br5-,我2溴-,I3Br4-,或ICL2 -阴离子,已被隔离。在反应产物中,(H 1 +)Cl -,(H 1 +)Br -,(H2 +)I3 -,(H232 +)(ICl2-)2和3 ·2IBr已通过单