η<sup>6</sup>-Arene-stabilized ruthenacyclopentanes: synthesis, X-ray structures, and reaction with the trityl cation
作者:Paolo Barabotti、Pietro Diversi、Giovanni Ingrosso、Antonio Lucherini、Fabio Marchetti、Laura Sagramora、Victor Adovasio、Mario Nardelli
DOI:10.1039/dt9900000179
日期:——
β= 90.70(1)°, Z= 4, and R(3 203 reflections, 453 parameters)= 0.0425; (2b), a= 17.463(13), b= 8.708(6), c = 17.749(13)Å, β= 109.15(4)°, Z= 4, and R(3 412, 436)= 0.0395; (2c), a= 9.575(6), b= 11.899(8), c= 19.494(12)Å, β= 97.96(2)°, Z= 4, and R(3 080, 383)= 0.0330. All compounds possess structures of the ‘three-legged piano stool’ type, and the metallacyclopentane ring is puckered having a twisted
所述ruthenacyclopentane络合物[[图形省略](η 6 -C 6我6)L] [L = PPH 3(图2a),PMePh 2(图2b),或PME 2 Ph(上图2c)]已经制备由相应的二氯化钌反应1,4-二硫代丁烷过量的衍生物。确定了它们的晶体结构:(2a)和(2b)具有空间群P 2 1 / n晶体,而(2c)在空间群P 2 1 / c中结晶。。像元常数:(2a),a = 9.249(3),b = 16.160(7),c = 19.094(21)Å,β= 90.70(1)°,Z = 4,和R(3 203个反射,453个参数)= 0.0425; (2b),a= 17.463(13),b= 8.708(6),c = 17.749(13)Å,β= 109.15(4)°,Z= 4,并且R(3,412,436)= 0.0395;(2c),a = 9.575(6),b = 11.899(8),c