Synthesis, Characterization, and Biological Studies of Organotin(IV) Derivatives with o- or p-hydroxybenzoic Acids

Table 2

¹¹⁹Sn Mössbauer spectroscopic data for complexes 1–6 at 80 K.

Molecule	𝛿 (mm s^−1)	Δ (mm s^−1)	C-Sn-C (^∘) angles^∗	Area (%)	𝛿 (mm s^−1)	Δ (mm s^−1)	C-Sn-C (^∘) angles^∗	Area (%)
1	1.22	3.09	130	56	1.33	3.65	148	44
2	1.31	3.53	143	29	1.56	3.68	149	71
4	1.34	2.93		100	—	—		—
5	1.24	2.48		100	—	—		—
6	1.44	3.18		100	—	—		—

^∗The C-Sn-C angles (𝜃) are calculated from the equation following Δ=4{R}[1−3cos²𝜃⋅sin²𝜃]^1/2, where the partial quadrupole splitting (p.q.s.), mm⋅s⁻¹, used in the calculations was ([R]-[Cl])^oct=−1.03 (R = Me, Bu) [31].