q (Te)

R1

R2

Mulliken

NBO

HF/3-21G

CH3

CH3

+0.157

+0.085

CH3

NH2

−0.118

−0.245

NH2

NH2

−0.179

−0.316

HF/3-21G*

CH3

CH3

−0.009

+0.110

CH3

NH2

−0.229

−0.212

NH2

NH2

−0.301

−0.319

B3LYP/3-21G

CH3

CH3

+0.162

+0.143

CH3

NH2

−0.027

−0.100

NH2

NH2

−0.146

−0.248

MP2/3-21G

CH3

CH3

+0.165

+0.096

CH3

NH2

−0.048

−0.168

NH2

NH2

−0.152

−0.288