Scheme 1.
Synthesis of the RuII(bpy)3 complexes. a) K2Cr2O7, H2SO4; b) HNO3 (84 %); c) SOCl2; d) CHCl3, DIPEA, (P)R‐NH2 (20–85 %); e) Ru(DMSO)4Cl2, AgNO3, EtOH (25–72 %); f) deprotection.
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