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All results from a given calculation for C6H5NH2 (aniline)

using model chemistry: B1B95/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/3-21G
 hartrees
Energy at 0K-285.885161
Energy at 298.15K-285.893209
Nuclear repulsion energy271.834158
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 B1B95/3-21G
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' 3593 3437 58.73      
2 A' 3245 3104 9.45      
3 A' 3218 3079 3.61      
4 A' 3200 3062 15.82      
5 A' 1695 1622 133.33      
6 A' 1663 1591 109.19      
7 A' 1561 1493 79.44      
8 A' 1357 1299 68.39      
9 A' 1244 1191 13.87      
10 A' 1063 1017 1.55      
11 A' 1029 985 5.37      
12 A' 1026 981 2.46      
13 A' 923 883 30.02      
14 A' 845 809 6.50      
15 A' 798 763 65.48      
16 A' 728 697 50.63      
17 A' 549 525 0.00      
18 A' 536 513 3.96      
19 A' 337 323 353.97      
20 A' 227 217 17.02      
21 A" 3714 3553 27.23      
22 A" 3222 3082 31.44      
23 A" 3201 3063 2.51      
24 A" 1623 1553 8.76      
25 A" 1524 1458 1.51      
26 A" 1413 1352 0.12      
27 A" 1352 1293 13.97      
28 A" 1227 1174 3.54      
29 A" 1151 1101 8.71      
30 A" 1038 993 0.05      
31 A" 999 956 0.00      
32 A" 851 814 0.00      
33 A" 650 622 0.34      
34 A" 430 411 0.00      
35 A" 384 367 0.00      
36 A" 379 363 3.01      

Unscaled Zero Point Vibrational Energy (zpe) 25996.8 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 24871.2 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 B1B95/3-21G
ABC
0.18890 0.08676 0.05945

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.945 0.000
C2 -0.000 0.218 1.204
C3 -0.000 -1.170 1.198
C4 -0.000 -1.881 0.000
C5 -0.000 -1.170 -1.198
C6 -0.000 0.218 -1.204
N7 0.001 2.317 0.000
H8 -0.001 0.754 2.146
H9 -0.000 -1.700 2.142
H10 0.000 -2.962 0.000
H11 -0.000 -1.700 -2.142
H12 -0.001 0.754 -2.146
H13 0.001 2.834 -0.866
H14 0.001 2.834 0.866

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 N7 H8 H9 H10 H11 H12 H13 H14
C11.40632.43042.82572.43041.40631.37192.15423.40413.90743.40412.15422.07782.0778
C21.40631.38762.41932.77352.40732.41971.08392.13563.40043.85693.39203.33552.6377
C32.43041.38761.39282.39542.77353.68672.14471.08352.15603.38203.85744.50414.0173
C42.82572.41931.39281.39282.41934.19763.39792.15001.08172.15003.39794.79344.7934
C52.43042.77352.39541.39281.38763.68673.85743.38202.15601.08352.14474.01734.5041
C61.40632.40732.77352.41931.38762.41973.39203.85693.40042.13561.08392.63773.3355
N71.37192.41973.68674.19763.68672.41972.65464.55285.27944.55282.65461.00831.0083
H82.15421.08392.14473.39793.85743.39202.65462.45434.29144.94094.29153.65992.4421
H93.40412.13561.08352.15003.38203.85694.55282.45432.48664.28494.94095.44134.7104
H103.90743.40042.15601.08172.15603.40045.27944.29142.48662.48664.29145.86055.8605
H113.40413.85693.38202.15001.08352.13564.55284.94094.28492.48662.45434.71045.4413
H122.15423.39203.85743.39792.14471.08392.65464.29154.94094.29142.45432.44213.6599
H132.07783.33554.50414.79344.01732.63771.00833.65995.44135.86054.71042.44211.7316
H142.07782.63774.01734.79344.50413.33551.00832.44214.71045.86055.44133.65991.7316

picture of aniline state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 120.891 C1 C2 H8 119.219
C1 C6 C5 120.891 C1 C6 H12 119.219
C1 N7 H13 120.837 C1 N7 H14 120.837
C2 C1 C6 117.727 C2 C1 N7 121.137
C2 C3 C4 120.939 C2 C3 H9 119.072
C3 C2 H8 119.891 C3 C4 C5 118.614
C3 C4 H10 120.693 C4 C3 H9 119.989
C4 C5 C6 120.939 C4 C5 H11 119.989
C5 C4 H10 120.693 C5 C6 H12 119.891
C6 C1 N7 121.137 C6 C5 H11 119.072
H13 N7 H14 118.326
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.318      
2 C -0.214      
3 C -0.212      
4 C -0.227      
5 C -0.212      
6 C -0.214      
7 N -0.860      
8 H 0.190      
9 H 0.204      
10 H 0.198      
11 H 0.204      
12 H 0.190      
13 H 0.318      
14 H 0.318      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.002 2.185 0.000 2.185
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.938 -0.002 0.000
y -0.002 -30.839 0.000
z 0.000 0.000 -35.653
Traceless
 xyz
x -13.692 -0.002 0.000
y -0.002 10.457 0.000
z 0.000 0.000 3.235
Polar
3z2-r26.470
x2-y2-16.099
xy-0.002
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.443 0.001 0.000
y 0.001 12.926 0.000
z 0.000 0.000 10.591


<r2> (average value of r2) Å2
<r2> 191.007
(<r2>)1/2 13.821