Benzo[a]pyrene (C20H12)

General Molecule Info

Charge: -1

Inchi:1S/C20H12/c1-2-7-17-15(4-1)12-16-9-8-13-5-3-6-14-10-11-18(17)20(16)19(13)14/h1-12H/q-1

Electronic States

Energy From

Energy
(eV)
-768.18063

Description
D0

Multiplicity
2

Is Minimum
yes

Symmetry
-

Theory Level
DFT - B3LYP

Element
and
Basis Sets
4-31g

Symmetry Group
Cs

Symmetry Elements
E sigmah(xy)

Rotational Constants
a
(cm-1)
0.02857 b
(cm-1)
0.00852 c
(cm-1)
0.00656

Dipole Moments

 mu_x
(Debye)
-0.12448 mu_y
(Debye)
-0.13148 mu_z
(Debye)
0.00000

Vibration Analisys

Harmonic: link
Anharmonic: None

Energy To

Energy
(eV)
-767.76252

Description
T1

Multiplicity
3

Is Minimum
yes

Symmetry

Theory Level

Element
and
Basis Sets
4-31g

Symmetry Group
Cs

Symmetry Elements
E sigmah(xy)

Dipole Moments

 mu_x
(Debye)
-0.02477 mu_y
(Debye)
-0.49378 mu_z
(Debye)
0.00000

Energy
(eV)
-0.41810

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Theoretical spectral database of polycyclic aromatic hydrocarbons