Syntheses, structures, magnetic and spectroscopic properties of bis(pentane-2,4-dionato)chromium(iii) complexes incorporating 3- or 4-pyridyl-substituted nitronyl and imino nitroxidesElectronic supplementary information (ESI) available: Fig. S1: ORTEP of trans-[Cr(acac)2(py)2]+ in tpy. Fig. S2: 2H NMR spectra of mN3, mN4, mI3 and mI4. Fig. S3: Absorption spectra of pyridine complexes. Fig. S4: UV-vis absorption spectra of tI3, cI3, IM3py, tI4, cI4 and IM4py in acetonitrile at room temperature. Fig. S5: The difference absorption spectra of the NIT3py and IM3py complexes from the corresponding pyridine complexes. Fig. S6: The difference absorption spectra of the NIT4py and IM4py complexes from the corresponding pyridine complexes. Fig. S7: Temperature dependence of the magnetic susceptibilities in the form of ?mT vs. T for tN3, tN4, cI3, cI4, tI3 and tI4. See http://www.rsc.org/suppdata/dt/b3/b310571g/

Iino, Atsushi; Suzuki, Takayoshi; Kaizaki, Sumio

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