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All results from a given calculation for C5H7N ((E)-2-Pentenenitrile)

using model chemistry: HF/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/CEP-121G
 hartrees
Energy at 0K-41.062861
Energy at 298.15K-41.070027
Nuclear repulsion energy103.660528
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 HF/CEP-121G
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' 3368 3073 6.92      
2 A' 3309 3020 14.41      
3 A' 3240 2957 57.75      
4 A' 3153 2878 14.33      
5 A' 3145 2870 50.99      
6 A' 2465 2249 68.73      
7 A' 1818 1659 22.21      
8 A' 1647 1502 6.00      
9 A' 1625 1483 8.37      
10 A' 1562 1425 6.46      
11 A' 1517 1385 7.21      
12 A' 1450 1323 3.65      
13 A' 1422 1297 4.74      
14 A' 1205 1099 0.95      
15 A' 1143 1043 1.40      
16 A' 1046 955 8.42      
17 A' 948 865 3.60      
18 A' 614 560 0.42      
19 A' 551 503 0.02      
20 A' 280 255 1.55      
21 A' 162 148 4.43      
22 A" 3238 2955 65.53      
23 A" 3184 2905 17.33      
24 A" 1643 1499 9.48      
25 A" 1403 1280 0.99      
26 A" 1231 1123 3.13      
27 A" 1102 1006 47.19      
28 A" 961 877 13.11      
29 A" 824 752 0.51      
30 A" 530 484 3.50      
31 A" 290 265 0.00      
32 A" 186 169 0.05      
33 A" 122 111 3.57      

Unscaled Zero Point Vibrational Energy (zpe) 25190.9 cm-1
Scaled (by 0.9125) Zero Point Vibrational Energy (zpe) 22986.7 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 HF/CEP-121G
ABC
0.48595 0.05074 0.04673

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.362 2.964 0.000
C2 -0.765 1.973 0.000
H3 1.066 0.864 0.000
C4 0.000 0.743 0.000
H5 -1.667 -0.510 0.000
C6 -0.589 -0.463 0.000
H7 -0.226 -2.361 0.868
H8 -0.226 -2.361 -0.868
C9 0.122 -1.802 0.000
H10 2.063 -2.760 0.000
H11 2.043 -1.244 -0.881
H12 2.043 -1.244 0.881
C13 1.660 -1.752 0.000

Atom - Atom Distances (Å)
  N1 C2 H3 C4 H5 C6 H7 H8 C9 H10 H11 H12 C13
N11.15693.21032.60533.48753.51305.51345.51344.99166.67075.48405.48405.6014
C21.15692.14051.44842.64232.44264.45294.45293.87795.51384.35964.35964.4450
H33.21032.14051.07303.05902.12133.58123.58122.82843.75912.48452.48452.6830
C42.60531.44841.07302.08531.34203.23103.23102.54794.06562.98262.98262.9970
H53.48752.64233.05902.08531.07892.50062.50062.20644.35573.88253.88253.5508
C63.51302.44262.12131.34201.07892.11822.11821.51603.50842.88272.88272.5920
H75.51344.45293.58123.23102.50062.11821.73501.08922.48023.07442.52922.1633
H85.51344.45293.58123.23102.50062.11821.73501.08922.48022.52923.07442.1633
C94.99163.87792.82842.54792.20641.51601.08921.08922.16452.18542.18541.5385
H106.67075.51383.75914.06564.35573.50842.48022.48022.16451.75381.75381.0856
H115.48404.35962.48452.98263.88252.88273.07442.52922.18541.75381.76101.0866
H125.48404.35962.48452.98263.88252.88272.52923.07442.18541.75381.76101.0866
C135.60144.44502.68302.99703.55082.59202.16332.16331.53851.08561.08661.0866

picture of (E)-2-Pentenenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 179.243 C2 C4 H3 115.379
C2 C4 C6 122.118 H3 C4 C6 122.503
C4 C6 H5 118.535 C4 C6 C9 126.017
H5 C6 C9 115.448 C6 C9 H7 107.665
C6 C9 H8 107.665 C6 C9 C13 116.114
H7 C9 H8 105.584 H7 C9 C13 109.640
H8 C9 C13 109.640 C9 C13 H10 109.941
C9 C13 H11 111.556 C9 C13 H12 111.556
H10 C13 H11 107.683 H10 C13 H12 107.683
H11 C13 H12 108.264
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.145      
2 C -0.444      
3 H 0.224      
4 C -0.042      
5 H 0.193      
6 C -0.056      
7 H 0.159      
8 H 0.159      
9 C -0.329      
10 H 0.158      
11 H 0.153      
12 H 0.153      
13 C -0.472      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.001 -4.899 0.000 5.291
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.455 7.945 0.000
y 7.945 -49.189 0.000
z 0.000 0.000 -38.146
Traceless
 xyz
x 5.213 7.945 0.000
y 7.945 -10.888 0.000
z 0.000 0.000 5.675
Polar
3z2-r211.351
x2-y210.734
xy7.945
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.662 -1.074 0.000
y -1.074 12.521 0.000
z 0.000 0.000 5.554


<r2> (average value of r2) Å2
<r2> 180.650
(<r2>)1/2 13.441