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All results from a given calculation for C6H5NH2 (aniline)

using model chemistry: MP2/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/6-31G*
 hartrees
Energy at 0K-286.650251
Energy at 298.15K-286.658023
HF Energy-285.728912
Nuclear repulsion energy270.952558
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 MP2/6-31G*
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' 3560 3357 12.51      
2 A' 3249 3064 13.67      
3 A' 3227 3043 1.40      
4 A' 3209 3026 13.32      
5 A' 1717 1619 96.18      
6 A' 1689 1593 25.76      
7 A' 1565 1476 57.02      
8 A' 1329 1253 38.96      
9 A' 1232 1162 3.65      
10 A' 1070 1009 2.52      
11 A' 1025 967 0.20      
12 A' 880 830 2.85      
13 A' 845 797 16.46      
14 A' 819 773 1.07      
15 A' 747 705 350.54      
16 A' 708 668 87.71      
17 A' 538 507 1.79      
18 A' 508 479 24.24      
19 A' 454 428 7.10      
20 A' 218 206 4.84      
21 A" 3670 3461 10.11      
22 A" 3232 3048 29.09      
23 A" 3211 3028 4.01      
24 A" 1670 1575 1.00      
25 A" 1530 1443 3.52      
26 A" 1474 1390 7.16      
27 A" 1385 1306 0.05      
28 A" 1213 1144 0.77      
29 A" 1175 1108 2.43      
30 A" 1100 1037 4.03      
31 A" 871 821 0.05      
32 A" 799 754 0.32      
33 A" 636 600 0.24      
34 A" 398 375 0.51      
35 A" 382 361 0.34      
36 A" 252 238 28.90      

Unscaled Zero Point Vibrational Energy (zpe) 25792.7 cm-1
Scaled (by 0.943) Zero Point Vibrational Energy (zpe) 24322.5 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 MP2/6-31G*
ABC
0.18710 0.08632 0.05919

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.003 0.937 0.000
C2 0.004 0.222 1.207
C3 0.004 -1.171 1.203
C4 0.002 -1.879 0.000
C5 0.004 -1.171 -1.203
C6 0.004 0.222 -1.207
N7 0.073 2.336 0.000
H8 0.012 0.766 2.151
H9 0.004 -1.705 2.151
H10 0.002 -2.966 0.000
H11 0.004 -1.705 -2.151
H12 0.012 0.766 -2.151
H13 -0.311 2.767 -0.833
H14 -0.311 2.767 0.833

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 N7 H8 H9 H10 H11 H12 H13 H14
C11.40282.42752.81642.42751.40281.40102.15783.40723.90293.40722.15782.03402.0340
C21.40281.39372.42402.78452.41452.43491.08902.14663.40933.87233.40193.27652.5907
C32.42751.39371.39632.40672.78453.70852.15641.08782.16083.39663.87354.44463.9678
C42.81642.42401.39631.39632.42404.21603.40942.15801.08652.15803.40944.73074.7307
C52.42752.78452.40671.39631.39373.70853.87353.39662.16081.08782.15643.96784.4446
C61.40282.41452.78452.42401.39372.43493.40193.87233.40932.14661.08902.59073.2765
N71.40102.43493.70854.21603.70852.43492.66384.57875.30234.57872.66381.01361.0136
H82.15781.08902.15643.40943.87353.40192.66382.47134.30734.96134.30203.60742.4174
H93.40722.14661.08782.15803.39663.87234.57872.47132.49314.30194.96135.38564.6729
H103.90293.40932.16081.08652.16083.40935.30234.30732.49312.49314.30735.80135.8013
H113.40723.87233.39662.15801.08782.14664.57874.96134.30192.49312.47134.67295.3856
H122.15783.40193.87353.40942.15641.08902.66384.30204.96134.30732.47132.41743.6074
H132.03403.27654.44464.73073.96782.59071.01363.60745.38565.80134.67292.41741.6665
H142.03402.59073.96784.73074.44463.27651.01362.41744.67295.80135.38563.60741.6665

picture of aniline state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 120.457 C1 C2 H8 119.453
C1 C6 C5 120.457 C1 C6 H12 119.453
C1 N7 H13 113.813 C1 N7 H14 113.813
C2 C1 C6 118.762 C2 C1 N7 120.550
C2 C3 C4 120.638 C2 C3 H9 119.253
C3 C2 H8 120.089 C3 C4 C5 119.043
C3 C4 H10 120.478 C4 C3 H9 120.109
C4 C5 C6 120.638 C4 C5 H11 120.109
C5 C4 H10 120.478 C5 C6 H12 120.089
C6 C1 N7 120.550 C6 C5 H11 119.253
H13 N7 H14 110.583
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability