Synthesis, Characterization, and Biological Studies of a Piperidinyl Appended Dipicolylamine Ligand and Its Rhenium Tricarbonyl Complex as Potential Therapeutic Agents for Human Breast Cancer

Table 4

Selected bond distances (Ǻ) for [Re(CO)₃(N(SO₂pip)dpa)]⁺.

	Bond length (Ǻ)
Re–N1	2.1746 (19)
Re–N2	2.251 (2)
Re–N3	2.179 (2)
Re–C13	1.919 (3)
Re–C14	1.904 (3)
Re–C15	1.934 (2)
S–O4	1.425 (2)
S–O5	1.422 (2)
S–N2	1.777 (2)
S–N4	1.588 (2)