1,1
'
-Bis(4-nitrophenyl)-4,4
'
-bipyridinium
(R =
p
-NO
2
C
6
H
4
)
Bird, C.L.; Kuhn, A.T.
Chem. Soc. Rev. 10: 49-82 (1981)
E
= –150(mV), pH = 6.8
Pol., I
–
salt.
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(R = p-NO2C6H4)
(R = p-NO2C6H4)