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All results from a given calculation for C5H9N (Pentanenitrile)

using model chemistry: PBEPBE/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/6-311G**
 hartrees
Energy at 0K-250.418410
Energy at 298.15K-250.427736
Nuclear repulsion energy210.032358
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 PBEPBE/6-311G**
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' 3045 3017 30.86      
2 A' 2976 2949 42.21      
3 A' 2967 2940 19.82      
4 A' 2963 2936 1.33      
5 A' 2948 2921 19.23      
6 A' 2275 2254 11.81      
7 A' 1462 1448 10.01      
8 A' 1448 1435 1.29      
9 A' 1438 1425 0.78      
10 A' 1417 1404 3.78      
11 A' 1363 1351 4.04      
12 A' 1347 1335 0.22      
13 A' 1306 1295 2.69      
14 A' 1231 1220 0.58      
15 A' 1091 1081 4.33      
16 A' 1046 1037 0.18      
17 A' 1004 995 1.20      
18 A' 926 917 0.04      
19 A' 884 876 2.79      
20 A' 532 527 1.08      
21 A' 374 370 0.71      
22 A' 272 270 0.79      
23 A' 122 121 5.14      
24 A" 3036 3009 55.86      
25 A" 3021 2994 15.39      
26 A" 2997 2969 0.60      
27 A" 2976 2949 7.68      
28 A" 1450 1437 9.19      
29 A" 1290 1278 0.13      
30 A" 1271 1260 0.62      
31 A" 1199 1188 0.11      
32 A" 1097 1087 0.03      
33 A" 903 895 0.86      
34 A" 768 761 0.08      
35 A" 715 709 5.05      
36 A" 382 379 0.08      
37 A" 235 233 0.11      
38 A" 112 111 0.48      
39 A" 83 82 3.37      

Unscaled Zero Point Vibrational Energy (zpe) 27984.9 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 27730.2 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 PBEPBE/6-311G**
ABC
0.50624 0.04387 0.04163

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.411 0.000
C2 1.430 0.963 0.000
C3 1.474 2.494 0.000
C4 -0.028 -1.132 0.000
N5 -2.469 -2.097 0.000
C6 -1.381 -1.680 0.000
H7 2.510 2.864 0.000
H8 -0.547 0.781 0.883
H9 -0.547 0.781 -0.883
H10 1.970 0.576 0.883
H11 1.970 0.576 -0.883
H12 0.971 2.907 -0.889
H13 0.971 2.907 0.889
H14 0.505 -1.523 -0.884
H15 0.505 -1.523 0.884

Atom - Atom Distances (Å)
  C1 C2 C3 C4 N5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.53282.55191.54363.51932.50573.51021.10291.10292.16522.16522.82212.82212.18542.1854
C21.53281.53132.55264.95643.85812.18692.17322.17321.10491.10492.18612.18612.79562.7956
C32.55191.53133.92506.05195.05681.10032.79322.79322.16862.16861.10171.10174.22524.2252
C41.54362.55263.92502.62511.45944.73472.17012.17012.77302.77304.25504.25501.10391.1039
N53.51934.95646.05192.62511.16587.02923.57123.57125.25665.25666.13726.13723.15613.1561
C62.50573.85815.05681.45941.16585.98262.74402.74404.13484.13485.23105.23102.08892.0889
H73.51022.18691.10034.73477.02925.98263.80423.80422.51152.51151.77781.77784.90394.9039
H81.10292.17322.79322.17013.57122.74403.80421.76672.52583.08193.15732.61303.08832.5323
H91.10292.17322.79322.17013.57122.74403.80421.76673.08192.52582.61303.15732.53233.0883
H102.16521.10492.16862.77305.25664.13482.51152.52583.08191.76523.09352.53613.10992.5593
H112.16521.10492.16862.77305.25664.13482.51153.08192.52581.76522.53613.09352.55933.1099
H122.82212.18611.10174.25506.13725.23101.77783.15732.61303.09352.53611.77764.45414.7940
H132.82212.18611.10174.25506.13725.23101.77782.61303.15732.53613.09351.77764.79404.4541
H142.18542.79564.22521.10393.15612.08894.90393.08832.53233.10992.55934.45414.79401.7686
H152.18542.79564.22521.10393.15612.08894.90392.53233.08832.55933.10994.79404.45411.7686

picture of Pentanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 112.778 C1 C2 H10 109.269
C1 C2 H11 109.269 C1 C4 C6 113.077
C1 C4 H14 110.166 C1 C4 H15 110.166
C2 C1 C4 112.147 C2 C1 H8 110.006
C2 C1 H9 110.006 C2 C3 H7 111.349
C2 C3 H12 111.205 C2 C3 H13 111.205
C3 C2 H10 109.635 C3 C2 H11 109.635
C4 C1 H8 109.035 C4 C1 H9 109.035
C4 C6 N5 178.890 C6 C4 H14 108.365
C6 C4 H15 108.365 H7 C3 H12 107.670
H7 C3 H13 107.670 H8 C1 H9 106.439
H10 C2 H11 106.029 H12 C3 H13 107.556
H14 C4 H15 106.462
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.250      
2 C -0.268      
3 C -0.332      
4 C -0.219      
5 N -0.233      
6 C 0.050      
7 H 0.127      
8 H 0.145      
9 H 0.145      
10 H 0.127      
11 H 0.127      
12 H 0.123      
13 H 0.123      
14 H 0.167      
15 H 0.167      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.717 1.882 0.000 4.166
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.947 -7.860 0.000
y -7.860 -42.400 0.000
z 0.000 0.000 -37.123
Traceless
 xyz
x -8.186 -7.860 0.000
y -7.860 0.135 0.000
z 0.000 0.000 8.051
Polar
3z2-r216.101
x2-y2-5.548
xy-7.860
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.508 1.987 0.000
y 1.987 9.799 0.000
z 0.000 0.000 7.332


<r2> (average value of r2) Å2
<r2> 260.218
(<r2>)1/2 16.131