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. Author manuscript; available in PMC: 2017 Sep 1.
Published in final edited form as: J Biol Inorg Chem. 2016 Jun 27;21(5-6):729–743. doi: 10.1007/s00775-016-1369-4

Table 3.

Properties of ferrous-heme-DIMPI and ferrous-heme-NO model complexes

Compound UV–Vis (nm) IR (cm−1) ν(C≡N)/ν(N–O) EPR (g values)
[(F8)FeII-(DIMPI)2] 430 2124 Silent
[(PPy)FeII-(DIMPI)] 430 2104 Silent
[(PIm)FeII-(DIMPI)] 430 2098 Silent
[(PImH)FeII-(DIMPI)] 430 2112 Silent
[(F8)FeII-NO] 408 1688 2.09/2.01/1.99
[(PPy)FeII-NO] 417 1648 2.08/2.00/1.97
[(PIm)FeII-NO] 423 1650 2.07/2.00/1.97
[(PImH)FeII-NO] 425 1650 2.07/1.99/1.95