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

using model chemistry: HF/STO-3G

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/STO-3G
 hartrees
Energy at 0K-244.794147
Energy at 298.15K-244.801017
Nuclear repulsion energy195.432981
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/STO-3G
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' 3757 3067 0.35      
2 A' 3732 3047 17.97      
3 A' 3700 3021 27.60      
4 A' 3593 2933 0.78      
5 A' 3574 2919 1.00      
6 A' 2736 2234 3.81      
7 A' 2046 1670 17.50      
8 A' 1840 1502 0.64      
9 A' 1808 1477 0.41      
10 A' 1743 1423 0.61      
11 A' 1661 1356 25.84      
12 A' 1537 1255 0.72      
13 A' 1503 1227 0.96      
14 A' 1308 1068 1.48      
15 A' 1225 1001 0.00      
16 A' 1112 908 2.48      
17 A' 1042 851 0.55      
18 A' 651 532 0.85      
19 A' 573 468 0.33      
20 A' 289 236 1.60      
21 A' 166 136 3.15      
22 A" 3758 3069 1.00      
23 A" 3696 3018 0.17      
24 A" 1835 1498 2.33      
25 A" 1523 1244 0.01      
26 A" 1323 1080 0.27      
27 A" 1202 981 12.94      
28 A" 1009 823 6.59      
29 A" 881 719 0.36      
30 A" 544 445 4.84      
31 A" 291 238 0.16      
32 A" 189 155 0.64      
33 A" 109 89 2.24      

Unscaled Zero Point Vibrational Energy (zpe) 27977.4 cm-1
Scaled (by 0.8165) Zero Point Vibrational Energy (zpe) 22843.6 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/STO-3G
ABC
0.48861 0.05080 0.04681

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.508 2.794 0.000
C2 -0.841 1.849 0.000
H3 1.066 0.844 0.000
C4 0.000 0.657 0.000
H5 -1.584 -0.686 0.000
C6 -0.505 -0.561 0.000
H7 -0.023 -2.443 0.873
H8 -0.023 -2.443 -0.873
C9 0.285 -1.866 0.000
H10 2.283 -2.691 0.000
H11 2.153 -1.174 -0.881
H12 2.153 -1.174 0.881
C13 1.816 -1.711 0.000

Atom - Atom Distances (Å)
  N1 C2 H3 C4 H5 C6 H7 H8 C9 H10 H11 H12 C13
N11.15653.22952.61543.48123.50165.51335.51334.99346.66745.47035.47035.5983
C21.15652.15641.45892.64142.43294.45564.45563.88215.51094.34534.34534.4421
H33.22952.15641.08243.06022.10703.57083.57082.82043.73802.45532.45532.6620
C42.61541.45891.08242.07701.31813.22093.22092.53954.05222.96072.96072.9840
H53.48122.64143.06022.07701.08682.50742.50742.21044.35573.87083.87083.5514
C63.50162.43292.10701.31811.08682.13032.13031.52583.50822.86652.86652.5901
H75.51334.45563.57083.22092.50742.13031.74661.09082.47783.07012.51912.1637
H85.51334.45563.57083.22092.50742.13031.74661.09082.47782.51913.07012.1637
C94.99343.88212.82042.53952.21041.52581.09081.09082.16142.17892.17891.5394
H106.66745.51093.73804.05224.35573.50822.47782.47782.16141.75931.75931.0857
H115.47034.34532.45532.96073.87082.86653.07012.51912.17891.75931.76291.0856
H125.47034.34532.45532.96073.87082.86652.51913.07012.17891.75931.76291.0856
C135.59834.44212.66202.98403.55142.59012.16372.16371.53941.08571.08561.0856

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 179.940 C2 C4 H3 115.306
C2 C4 C6 122.263 H3 C4 C6 122.432
C4 C6 H5 119.140 C4 C6 C9 126.337
H5 C6 C9 114.524 C6 C9 H7 107.851
C6 C9 H8 107.851 C6 C9 C13 115.344
H7 C9 H8 106.381 H7 C9 C13 109.514
H8 C9 C13 109.514 C9 C13 H10 109.634
C9 C13 H11 111.029 C9 C13 H12 111.029
H10 C13 H11 108.244 H10 C13 H12 108.244
H11 C13 H12 108.575
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.199      
2 C 0.068      
3 H 0.088      
4 C -0.075      
5 H 0.078      
6 C -0.016      
7 H 0.071      
8 H 0.071      
9 C -0.102      
10 H 0.066      
11 H 0.064      
12 H 0.064      
13 C -0.178      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.687 -3.406 0.000 3.801
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.165 6.226 0.000
y 6.226 -42.422 0.000
z 0.000 0.000 -34.227
Traceless
 xyz
x 2.159 6.226 0.000
y 6.226 -7.226 0.000
z 0.000 0.000 5.067
Polar
3z2-r210.134
x2-y26.257
xy6.226
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.117 -0.855 0.000
y -0.855 7.210 0.000
z 0.000 0.000 2.244


<r2> (average value of r2) Å2
<r2> 227.875
(<r2>)1/2 15.096