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1,2-Disubstituted hydrazines react with oxotrichlorobis(triphenylphosphine)rhenium(V) with cleavage of the N–N bond and the formation of a nitrido-complex, or of an alkyl- or aryl-imido-complex of rhenium(V), but didibenzylhydrazine reacts differently.
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Chatt et al. (1970) studied this question.
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