Preparation of organosilicon derivatives of cobalt-complexed but-2-yne-1,4-diol. X-Ray crystal structure of [Co2(CO)5(PPh3){µ-C2(CH2)2O2(SiPh2)2O2(CH2)2C2}Co2(CO)2(PPh3)]
Abstract
Reactions of [Co2(µ-HOCH2C2CH2OH)(CO)6] with diorganodichlorosilanes in the presence of triethylamine afford hexacarbonyldicobalt-complexed 1,3-dioxa-2-silacycloalkynes.