Abstract
A photocatalytic system involving [Ru(bpyrz)3 ](PF6 )2 ˙2H2 O,
visible light, and air has been developed for cleavage of the N-N
bonds of hydrazines and hydrazides. This catalytic system is generally
effective for N,N-disubstituted hydrazine and hydrazide derivatives,
including arylhydrazides, N -alkyl-N -arylhydrazines, and N ,N -diarylhydrazines. The utility of this cleavage
reaction has been demonstrated by synthesizing a variety of secondary
aromatic amines.
Key words
nitrogen-nitrogen bonds - visible light - cleavage - ruthenium - amines
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