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All results from a given calculation for C6H5NH2 (aniline)

using model chemistry: QCISD/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 QCISD/6-31G*
 hartrees
Energy at 0K-286.693877
Energy at 298.15K-286.701747
HF Energy-285.728595
Nuclear repulsion energy270.715791
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 QCISD/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' 3543 3374 6.74      
2 A' 3221 3068 16.88      
3 A' 3198 3046 3.62      
4 A' 3182 3030 14.71      
5 A' 1726 1643 104.44      
6 A' 1701 1620 21.12      
7 A' 1573 1498 53.68      
8 A' 1327 1264 34.91      
9 A' 1230 1172 4.41      
10 A' 1071 1020 2.09      
11 A' 1024 975 0.50      
12 A' 904 861 3.16      
13 A' 850 809 27.67      
14 A' 834 795 0.26      
15 A' 758 722 321.11      
16 A' 717 683 92.44      
17 A' 563 536 12.46      
18 A' 540 514 1.66      
19 A' 489 465 24.09      
20 A' 222 212 5.01      
21 A" 3640 3466 5.59      
22 A" 3204 3051 39.53      
23 A" 3183 3031 3.52      
24 A" 1686 1606 3.13      
25 A" 1538 1465 4.29      
26 A" 1390 1324 0.09      
27 A" 1336 1272 9.46      
28 A" 1204 1147 2.14      
29 A" 1167 1112 5.41      
30 A" 1100 1048 2.02      
31 A" 908 865 0.01      
32 A" 813 774 0.20      
33 A" 639 609 0.19      
34 A" 405 385 0.45      
35 A" 384 365 0.38      
36 A" 242 230 29.23      

Unscaled Zero Point Vibrational Energy (zpe) 25756.0 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 24527.4 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 QCISD/6-31G*
ABC
0.18687 0.08615 0.05909

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.002 0.935 0.000
C2 0.006 0.223 1.209
C3 0.006 -1.172 1.204
C4 0.007 -1.881 0.000
C5 0.006 -1.172 -1.204
C6 0.006 0.223 -1.209
N7 0.067 2.344 0.000
H8 0.012 0.767 2.154
H9 0.008 -1.708 2.152
H10 0.007 -2.970 0.000
H11 0.008 -1.708 -2.152
H12 0.012 0.767 -2.154
H13 -0.348 2.759 -0.829
H14 -0.348 2.759 0.829

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 N7 H8 H9 H10 H11 H12 H13 H14
C11.40282.42672.81632.42671.40281.41082.16033.40863.90463.40862.16032.03362.0336
C21.40281.39502.42652.78662.41722.44221.09052.14923.41363.87613.40603.27302.5890
C32.42671.39501.39712.40752.78663.71702.15921.08952.16333.39853.87714.44023.9651
C42.81632.42651.39711.39712.42654.22583.41342.15921.08842.15923.41344.72754.7275
C52.42672.78662.40751.39711.39503.71703.87713.39852.16331.08952.15923.96514.4402
C61.40282.41722.78662.42651.39502.44223.40603.87613.41362.14921.09052.58903.2730
N71.41082.44223.71704.22583.71702.44222.67004.58875.31414.58872.67001.01611.0161
H82.16031.09052.15923.41343.87713.40602.67002.47504.31274.96664.30733.60532.4193
H93.40862.14921.08952.15923.39853.87614.58872.47502.49474.30454.96665.38294.6728
H103.90463.41362.16331.08842.16333.41365.31414.31272.49472.49474.31275.79955.7995
H113.40863.87613.39852.15921.08952.14924.58874.96664.30452.49472.47504.67285.3829
H122.16033.40603.87713.41342.15921.09052.67004.30734.96664.31272.47502.41933.6053
H132.03363.27304.44024.72753.96512.58901.01613.60535.38295.79954.67282.41931.6589
H142.03362.58903.96514.72754.44023.27301.01612.41934.67285.79955.38293.60531.6589

picture of aniline state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 120.307 C1 C2 H8 119.566
C1 C6 C5 120.307 C1 C6 H12 119.566
C1 N7 H13 112.835 C1 N7 H14 112.835
C2 C1 C6 118.981 C2 C1 N7 120.447
C2 C3 C4 120.705 C2 C3 H9 119.272
C3 C2 H8 120.127 C3 C4 C5 118.992
C3 C4 H10 120.504 C4 C3 H9 120.024
C4 C5 C6 120.705 C4 C5 H11 120.024
C5 C4 H10 120.504 C5 C6 H12 120.127
C6 C1 N7 120.447 C6 C5 H11 119.272
H13 N7 H14 109.426
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability