Restricted rotation of the arene ring in (p-But2C6H4)Ru(CO)(SiCl3)2
Abstract
The 1H and 13C n.m.r. spectra of [(p-But2C6H4)-Ru(CO)(SiCl3)2] indicate a restricted rotation of the arene ring about the ruthenium atom, with an estimated barrier to rotation of 51 kJ mol–1.