Cyclooctadiene ruthenium II Complexes

All reactions are performed in air. Solvents of analytical purity are used throughout, as further purification and drying are found to have no effect on 

A 100-mL Erlenmeyer flask containing a Teflon-coated stirring bar and fitted with a reflux condenser is charged with [RuCl2( f4-C8H12)]x (1.4g, 5.0mmol) and acetonitrile (50 mL). 1,5-cyclooctadiene (2mL) is added to 

2RUCI3 XH2O -h 2CgHi2 -I- CH3CH2OH — 2[RuCl2(f7 -C8Hi2)], 

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