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All results from a given calculation for C6H5NH2 (aniline)

using model chemistry: B3PW91/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/3-21G
 hartrees
Energy at 0K-285.917426
Energy at 298.15K-285.925460
Nuclear repulsion energy271.246725
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at B3PW91/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3590 3451 59.13      
2 A' 3230 3105 9.67      
3 A' 3204 3080 4.49      
4 A' 3187 3063 15.39      
5 A' 1696 1630 126.10      
6 A' 1659 1594 112.98      
7 A' 1559 1498 77.76      
8 A' 1354 1302 67.55      
9 A' 1245 1197 13.28      
10 A' 1062 1021 1.46      
11 A' 1030 990 6.24      
12 A' 1019 979 2.63      
13 A' 918 882 30.89      
14 A' 844 812 6.18      
15 A' 795 764 63.39      
16 A' 726 698 53.99      
17 A' 553 531 0.01      
18 A' 535 514 5.29      
19 A' 325 312 351.65      
20 A' 226 217 21.58      
21 A" 3710 3566 27.70      
22 A" 3208 3084 32.89      
23 A" 3188 3064 2.17      
24 A" 1617 1554 8.95      
25 A" 1522 1463 1.51      
26 A" 1414 1359 0.17      
27 A" 1353 1300 13.45      
28 A" 1228 1180 3.56      
29 A" 1151 1106 8.62      
30 A" 1038 997 0.04      
31 A" 992 954 0.00      
32 A" 845 813 0.00      
33 A" 656 631 0.35      
34 A" 430 414 0.00      
35 A" 385 370 3.23      
36 A" 380 365 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 25936.1 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 24929.8 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at B3PW91/3-21G
ABC
0.18799 0.08640 0.05919

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.000 0.948 0.000
C2 -0.000 0.218 1.207
C3 -0.000 -1.172 1.201
C4 -0.000 -1.884 0.000
C5 -0.000 -1.172 -1.201
C6 -0.000 0.218 -1.207
N7 0.000 2.322 0.000
H8 -0.000 0.755 2.151
H9 0.000 -1.704 2.147
H10 -0.000 -2.968 0.000
H11 0.000 -1.704 -2.147
H12 -0.000 0.755 -2.151
H13 0.002 2.839 -0.867
H14 0.002 2.839 0.867

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 N7 H8 H9 H10 H11 H12 H13 H14
C11.40982.43612.83192.43611.40981.37432.15963.41193.91573.41192.15962.08112.0811
C21.40981.39052.42442.78002.41322.42491.08592.14023.40743.86563.40013.34212.6429
C32.43611.39051.39602.40142.78003.69452.14831.08562.16053.38973.86604.51304.0253
C42.83192.42441.39601.39602.42444.20623.40452.15451.08382.15453.40454.80274.8027
C52.43612.78002.40141.39601.39053.69453.86603.38972.16051.08562.14834.02534.5130
C61.40982.41322.78002.42441.39052.42493.40013.86563.40742.14021.08592.64293.3421
N71.37432.42493.69454.20623.69452.42492.66134.56275.29004.56272.66131.00981.0098
H82.15961.08592.14833.40453.86603.40012.66132.45874.29954.95154.30193.66802.4484
H93.41192.14021.08562.15453.38973.86564.56272.45872.49154.29404.95155.45234.7204
H103.91573.40742.16051.08382.16053.40745.29004.29952.49152.49154.29955.87195.8719
H113.41193.86563.38972.15451.08562.14024.56274.95154.29402.49152.45874.72045.4523
H122.15963.40013.86603.40452.14831.08592.66134.30194.95154.29952.45872.44843.6680
H132.08113.34214.51304.80274.02532.64291.00983.66805.45235.87194.72042.44841.7341
H142.08112.64294.02534.80274.51303.34211.00982.44844.72045.87195.45233.66801.7341

picture of aniline state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 120.897 C1 C2 H8 119.270
C1 C6 C5 120.897 C1 C6 H12 119.270
C1 N7 H13 120.834 C1 N7 H14 120.834
C2 C1 C6 117.716 C2 C1 N7 121.142
C2 C3 C4 120.922 C2 C3 H9 119.100
C3 C2 H8 119.833 C3 C4 C5 118.646
C3 C4 H10 120.677 C4 C3 H9 119.978
C4 C5 C6 120.922 C4 C5 H11 119.978
C5 C4 H10 120.677 C5 C6 H12 119.833
C6 C1 N7 121.142 C6 C5 H11 119.100
H13 N7 H14 118.333
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.330     0.000
2 C -0.224     0.000
3 C -0.216     0.000
4 C -0.234     0.000
5 C -0.216     0.000
6 C -0.224     0.000
7 N -0.869     0.000
8 H 0.195     0.000
9 H 0.209     0.000
10 H 0.203     0.000
11 H 0.209     0.000
12 H 0.195     0.000
13 H 0.322     0.000
14 H 0.322     0.000


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.005 2.217 0.000 2.217
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.061 0.014 0.000
y 0.014 -30.719 0.000
z 0.000 0.000 -35.609
Traceless
 xyz
x -13.897 0.014 0.000
y 0.014 10.615 0.000
z 0.000 0.000 3.281
Polar
3z2-r26.563
x2-y2-16.341
xy0.014
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.451 0.001 0.000
y 0.001 12.979 0.000
z 0.000 0.000 10.633


<r2> (average value of r2) Å2
<r2> 191.721
(<r2>)1/2 13.846