Facile synthesis of alkynyl- and vinylidene-niobocene complexes. Unexpected η1-vinylidene-η2-alkyne isomerization

1. García-Yebra, C.
2. López-Mardomingo, C.
3. Fajardo, M.
4. Antiñolo, A.
5. Otero, A.
6. Rodríguez, A.
7. Vallat, A.
8. Lucas, D.
9. Mugnier, Y.
10. Carbó, J.J.
11. Lledós, A.
12. Bo, C.