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
(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

Vibration Analisis Harmonic

Frequency
(cm-1)

3231.40400

IR Intesity
(km/mol)

21.74500

Eigenvectors

Diff mu X
(Debye)

0.69600

Diff mu Y
(Debye)

0.17400

Diff mu Z
(Debye)

0.00000

Eigenvectors

#

X

Y

Z

1

0.00006

0.00014

0.00000

2

-0.00029

-0.00020

0.00000

3

0.00000

0.00035

0.00000

4

0.00014

0.00025

0.00000

5

0.00046

0.00082

0.00000

6

0.00062

0.00012

0.00000

7

0.00449

0.00338

0.00000

8

-0.01482

0.00505

0.00000

9

-0.02651

0.01077

0.00000

10

-0.03160

-0.03090

0.00000

11

-0.00036

-0.00058

0.00000

12

-0.00995

0.00387

0.00000

13

-0.00015

-0.00037

0.00000

14

-0.02969

-0.02341

0.00000

15

0.00003

0.00053

0.00000

16

0.00543

-0.02119

0.00000

17

0.02633

-0.00647

0.00000

18

-0.00726

-0.00421

0.00000

19

0.00624

-0.02899

0.00000

20

0.01564

-0.00290

0.00000

21

-0.05134

-0.04442

0.00000

22

0.17856

-0.05893

0.00000

23

0.30077

-0.10245

0.00000

24

0.37641

0.33533

0.00000

25

0.12756

-0.04498

0.00000

26

-0.00164

-0.00117

0.00000

27

0.32580

0.28568

0.00000

28

-0.04711

0.23456

0.00000

29

-0.07334

0.32373

0.00000

30

0.06948

0.06423

0.00000

31

-0.30565

0.08027

0.00000

32

-0.17105

0.04637

0.00000

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Theoretical spectral database of polycyclic aromatic hydrocarbons