Theoretical Study about the Effect of Halogen Substitution on the Reactivity of Antitumor 3-Formylchromones and Their Free Radicals

Table 3

Fukui () and Parr () functions for the nucleophilic attack at carbons 5, 6, and 7.

Molecule	f^+			P^+
	C5	C6	C7	C5	C6	C7
1	0.217	0.156	−0.054	0.752	0.110	0.099
2	0.192	0.183	0.064	0.751	0.114	0.094
3	0.165	0.113	0.048	0.262	0.044	0.151
4	0.072	0.129	0.080	0.122	0.038	0.169