in dichloromethane; water H2O and CH2Cl2 were purged with N2 for 5 min. To this stirred soln. was added (C5(CH3)5Ir(BT))(BF4)2 and then NaBH4. After 5 min the layers were separated, and the water layer was extracted with CH2Cl2.; After 5 min the layers were separated, and the water layer was extd. with CH2Cl2. The combined CH2Cl2 extracts were dried over Na2SO4 and filtered. Product was pptd. by addn. of ether. elem. anal.; ratio of isomers: 61:25:8:6;