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. Author manuscript; available in PMC: 2018 May 1.
Published in final edited form as: Aust J Chem. 2017 Jan 11;70(5):505–515. doi: 10.1071/CH16614

Table 1. IR data for salts of type [(dxpe)Ni(pdt)Fe(CO)2L]BF4 in CH2Cl2 solution.

Species Formula νCO [cm−1] E1/2NiII/I [V]C
[1a]+ [(dppe)Ni(pdt)Fe(CO)2(mppf)]+ 1984, 1925 −0.84
[1b]+ [(dppe)Ni(pdt)Fe(CO)2(mppf*)]+ 1980, 1920 −0.82
[1c]+ [(dppe)Ni(pdt)Fe(CO)2(κ1-dppf)]+ 1984, 1925 −0.67
[a]+ [(dppe)Ni(pdt)Fe(CO)2(PPh3)]+ 1988, 1929A −0.80
[2a]+ [(dcpe)Ni(pdt)Fe(CO)2(mppf)]+ 1980, 1919 −1.18
[2b]+ [(dcpe)Ni(pdt)Fe(CO)2(mppf*)]+ 1976, 1914 −1.14
[2c]+ [(dcpe)Ni(pdt)Fe(CO)2(κ1-dppf)]+ 1980, 1919 −1.31
[(dcpe)Ni(pdt)Fe(CO)2(PPh3)]+ 1984, 1925B −1.11
A

Ref. [25].

B

Ref. [40].

C

Half-wave potentials E1/2 are reported relative to the Fc+/0 couple.