Calotropis gigantea Assisted Synthesis of Zinc Oxide Nanoparticle Catalysis: Synthesis of Novel 3-Amino Thymoquinone Connected 1,4-Dihyropyridine Derivatives and Their Cytotoxic Activity

Table 1

Catalyst recyclability.

Entry	Catalyst use	Yield (%)
1	1^st	80
2	2^nd	90
3	3^rd	88
4	4^th	86
5	5^th	83
6	6^th	91
7	7^th	90
8	8^th	92
9	9^th	89
10	10^th	86