Synthesis, Characterization, and Interaction with Biomolecules of Platinum(II) Complexes with Shikimic Acid-Based Ligands

Table 1

¹H NMR shifts difference (Δ𝛿, ppm) between L^a−e ligands and PtL^a−eCl₂ complexes.

	H	Δ𝛿; (L^a versus PtL^aCl2)	Δ𝛿; (L^b versus PtL^bCl2)	Δ𝛿; (L^c versus PtL^cCl2)	Δ𝛿; (L^d versus PtL^dCl2)	Δ𝛿; (L^e versus PtL^eCl2)
	H^a	−0.02	−0.24	−0.06	−0.11	−0.05
	H^b	+0.12	+0.17	+0.02	+0.20	+0.03
	H^c	+2.36	+2.54	+2.20	+2.38	+2.68
	H^d	+0.52	+0.70	+0.50	+0.72	+0.61
	H^e	+0.52	+0.70	+0.50	+0.72	+0.61
	H^f	+1.99	+2.20	+1.80	+1.96	+2.23