. Author manuscript; available in PMC: 2013 May 2.

Published in final edited form as: J Am Chem Soc. 2012 Apr 23;134(17):7367–7377. doi: 10.1021/ja211247f

Table 3.

Correlation of NIR transition energies of non-symmetric (R₁ ≠ R₂) to symmetric (R₁ = R₂) substituted mixed-valence complexes

complex	λ_R1 (cm⁻¹)	λ_R2 (cm⁻¹)	\|E_R1 − E_R2\| (mV)	\|E_R1 − E_R2\| (cm⁻¹)	ν_R1R2 (cm⁻¹)	ν_max (cm⁻¹)
[1^tBu,OMe]⁺	5700	7800	230	1850	8600	8700
[1^tBu,SiPr]⁺	5700	10200	165	1330	9280	9300
[1^OMe,SiPr]⁺	7800	10200	65	520	9520	9300
[2^tBu,OMe]⁺	6300	8300	210	1690	8990	9600
[2^tBu,SiPr]⁺	6300	11200	100	810	9560	10600
[2^OMe,SiPr]⁺	8300	11200	110	890	10640	10500