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

Table 3

Comparison of pTSA and ZnO NPs.

Compound	R	Time in hrs	Yield %
		pTSA	Nano ZnO	pTSA	Nano ZnO
Va	H	32	12	60	70
Vb	CH3	32	12	62	75
Vc	F	24	10	70	89
Vd	Cl	26	10	65	84
Ve	Br	26	10	69	80
Vf	NO2	36	36	—	—