Isostructural or not? Adducts of some aryltin halides with (<i>E</i>)-1,2-bis(4-pyridyl)ethene
作者:Stanley A. Bajue、Choy Lewis、Karen Clarke、Fitzgerald B. Bramwell、Brian O. Patrick、Carolyn Pratt Brock
DOI:10.1107/s0108270102023600
日期:2003.6.15
The title complexes [mu-(E)-4,4'-(ethene-1,2-diyl)dipyridine-kappa(2)N:N']bis[halotris(4-methylphenyl)tin(IV)], [Sn(2)(C(7)H(7))(6)X(2)(C(12)H(10)N(2))], where halo is chloro (X = Cl) and bromo (X = Br) are isostructural. In both crystals, the molecules lie on inversion centers, and there are voids of ca 80 A(3) that could, but apparently do not, accommodate water molecules. The corresponding iodo
标题配合物[mu-(E)-4,4'-(乙烯-1,2-二基)二吡啶-kappa(2)N:N']双[卤代(4-甲基苯基)锡(IV)],[ Sn(2)(C(7)H(7))(6)X(2)(C(12)H(10)N(2))],其中卤素是氯(X = Cl)和溴(X = Br)是同构的。在两个晶体中,分子都位于反转中心,并且存在大约80 A(3)的空隙,这些空隙可能但显然不能容纳水分子。相应的碘结构(X = I)与其他两种化合物几乎相同,但不完全相同。当Br更改为I时,c轴的长度减少超过1 A,并且空隙不再足够大以容纳任何溶剂分子。相关复合物[mu-(E)-4,4'-(乙烯-1,2-二基)二吡啶-kappa(2)N:N']双[氯三苯基锡(IV)],[Sn(2)(C (6)H(5))(6)Cl(2)(C(12)H(10)N(2))]结晶成相关结构,但是分子位于一般位置而不是特殊位置。四种配合物的分子结构是相