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. Author manuscript; available in PMC: 2018 May 19.

Published in final edited form as: Inorg Chem. 2015 Jul 13;54(15):7579–7592. doi: 10.1021/acs.inorgchem.5b01163

Table 8.

Visible–NIR Electronic Absorbance Data for 2, 2^red, 3, 3^red, 4, 4^red, and 4^ox

complex	λ_max (nm)	ε (M⁻¹ cm⁻¹)
2	495	2330
	600	1480
	880	930
	1460	140
2^red	675 (14815)^a	1880
3	400	4400
	550	1850
	1025 (9756)^a	2160
3^red	745	1230
3^red	1350	760
4	448	3640
	645	1440
	1344	220
4^red	680	1200
4^red	1110	7400
4^ox	463	4860
	730	3890
	1495	490

^a

In wavenumbers (cm⁻¹).