Synthesis and structure of an alkyne-tetrabromoniobate(1-)
摘要:
The unexpected formation of the anionic NbIII complex [Nb(F3CC=CCF3)(py)Br4]- (Py = pyridine), containing a eta2-alkyne, from [Nb(CO)6]-, F3CC=CF3, and [Hpy]Br, and the X-ray crystal structure of its [Et4N]+ salt are reported.