Substituent-dependent exchange mechanisms in highly fluxional RSn9(3-) anions.
119Sn NMR studies show that the RSn9(3-) ions (R=i-Pr, Sn(C6H11)3) are highly fluxional in solution, where the exchange mechanisms involve rapid migration of the R group in the latter but not in the former.
Kocak
F Sanem
FS
Department of Chemistry and Biochemistry, University of Maryland, College Park, MD 20742, USA.
Zavalij
Peter Y
PY
Lam
Yiu-Fai
YF
Eichhorn
Bryan W
BW