Kn. Singh et al., ELECTROGENERATED SUPEROXIDE ION-MEDIATED TRANSFORMATION OF HYDRAZONES, Indian journal of chemistry. Sect. B: organic chemistry, including medical chemistry, 33(1), 1994, pp. 85-86
Superoxide-induced reaction of benzophenone hydrazone and benzil monoh
ydrazone affords benzophenone azine and deoxybenzoin respectively in r
easonably good yields.