Table 1: Mössbauer data (80 K) of di- and triorganotin(IV) derivatives of (5′-GMP)2−.

Complex (Q.S.)a(I.S.)a
(mm s−1)(mm s−1) Q.S./I.S.

Me2Sn(5′-GMP)·H2O 3.55 1.14 3.11 2.00 2.00
-Bu2Sn(5′-GMP)·H2O 3.24 1.15 2.82 2.42 2.27
Ph2Sn(5′-GMP)·H2O 1.83 0.61 3.00 2.70 3.18
( -Pr3Sn)2(5′-GMP)·H2O 3.35 1.40 2.39 1.88 2.00
( -Bu3Sn)2(5′-GMP)·H2O 3.30 1.40 2.36 1.16 1.27
(Ph3Sn)2(5′-GMP)·H2O 2.52 0.95 2.65 3.00 3.63

: quadrupole splitting; IS: isomeric shift relative to BaSnO3 and tin foil (splitting: 2.52 mm s−1); : half line-width left doublet component; : half line-width right doublet component (mm s−1).