Zinc Oxide Nanoparticles Catalyzed Condensation Reaction of Isocoumarins and 1,7-Heptadiamine in the Formation of Bis-Isoquinolinones

Table 2

Effect of solvent on 10 mol% ZnO NPs mediated amination of isocoumarins.

Compound	R	Time in hrs
			Yield %
			Toluene	Benzene
Va	H	12	70	72
Vb	CH3	12	75	76
Vc	F	10	89	90
Vd	Cl	10	84	85
Ve	Br	10	80	83
Vf	NO2	36	—	—