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

using model chemistry: B3PW91/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G(2df,p)
 hartrees
Energy at 0K-249.385881
Energy at 298.15K-249.392711
Nuclear repulsion energy196.451939
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 B3PW91/6-31G(2df,p)
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' 3197 3073 1.96      
2 A' 3173 3050 5.74      
3 A' 3136 3015 19.46      
4 A' 3050 2932 15.77      
5 A' 3020 2904 14.08      
6 A' 2345 2255 27.08      
7 A' 1707 1641 29.62      
8 A' 1501 1443 4.62      
9 A' 1453 1397 12.32      
10 A' 1411 1356 5.85      
11 A' 1373 1320 7.80      
12 A' 1330 1279 1.41      
13 A' 1289 1239 2.01      
14 A' 1115 1072 3.27      
15 A' 1072 1031 5.20      
16 A' 987 949 1.25      
17 A' 903 869 4.39      
18 A' 580 558 0.77      
19 A' 512 492 0.07      
20 A' 258 248 1.54      
21 A' 145 140 4.18      
22 A" 3127 3006 20.51      
23 A" 3046 2928 7.67      
24 A" 1494 1437 7.44      
25 A" 1282 1233 0.13      
26 A" 1098 1055 1.67      
27 A" 1006 967 24.66      
28 A" 856 823 7.13      
29 A" 736 708 0.73      
30 A" 502 483 6.23      
31 A" 278 267 0.00      
32 A" 183 176 0.02      
33 A" 127 122 3.79      

Unscaled Zero Point Vibrational Energy (zpe) 23645.7 cm-1
Scaled (by 0.9614) Zero Point Vibrational Energy (zpe) 22733.0 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 B3PW91/6-31G(2df,p)
ABC
0.48745 0.05175 0.04761

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.453 2.796 0.000
C2 -0.810 1.831 0.000
H3 1.073 0.830 0.000
C4 0.000 0.662 0.000
H5 -1.600 -0.677 0.000
C6 -0.516 -0.573 0.000
H7 -0.062 -2.438 0.869
H8 -0.062 -2.438 -0.869
C9 0.264 -1.847 0.000
H10 2.254 -2.694 0.000
H11 2.133 -1.171 -0.886
H12 2.133 -1.171 0.886
C13 1.780 -1.709 0.000

Atom - Atom Distances (Å)
  N1 C2 H3 C4 H5 C6 H7 H8 C9 H10 H11 H12 C13
N11.15923.20072.58133.47613.49655.48515.48514.95046.62445.42095.42095.5451
C21.15922.13271.42232.62972.42194.42084.42083.83215.46534.29724.29724.3868
H33.20072.13271.08593.06842.11983.56743.56742.79723.71722.43232.43232.6359
C42.58131.42231.08592.08651.33873.22073.22072.52354.04312.94932.94932.9653
H53.47612.62973.06842.08651.08862.49412.49412.20024.34943.86843.86843.5339
C63.49652.42192.11981.33871.08862.10742.10741.49423.48902.85712.85712.5621
H75.48514.42083.56743.22072.49412.10741.73721.09992.48643.08272.53472.1634
H85.48514.42083.56743.22072.49412.10741.73721.09992.48642.53473.08272.1634
C94.95043.83212.79722.52352.20021.49421.09991.09992.16282.17662.17661.5230
H106.62445.46533.71724.04314.34943.48902.48642.48642.16281.76601.76601.0932
H115.42094.29722.43232.94933.86842.85713.08272.53472.17661.76601.77181.0947
H125.42094.29722.43232.94933.86842.85712.53473.08272.17661.76601.77181.0947
C135.54514.38682.63592.96533.53392.56212.16342.16341.52301.09321.09471.0947

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 178.952 C2 C4 H3 115.841
C2 C4 C6 122.587 H3 C4 C6 121.573
C4 C6 H5 118.187 C4 C6 C9 125.862
H5 C6 C9 115.951 C6 C9 H7 107.690
C6 C9 H8 107.690 C6 C9 C13 116.246
H7 C9 H8 104.316 H7 C9 C13 110.098
H8 C9 C13 110.098 C9 C13 H10 110.446
C9 C13 H11 111.455 C9 C13 H12 111.455
H10 C13 H11 107.639 H10 C13 H12 107.639
H11 C13 H12 108.040
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.353      
2 C 0.299      
3 H 0.162      
4 C -0.238      
5 H 0.151      
6 C -0.050      
7 H 0.155      
8 H 0.155      
9 C -0.278      
10 H 0.150      
11 H 0.154      
12 H 0.154      
13 C -0.461      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.131 -4.387 0.000 4.877
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.289 6.859 0.000
y 6.859 -44.539 0.000
z 0.000 0.000 -36.403
Traceless
 xyz
x 3.182 6.859 0.000
y 6.859 -7.693 0.000
z 0.000 0.000 4.510
Polar
3z2-r29.021
x2-y27.250
xy6.859
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.178 -1.858 0.000
y -1.858 12.750 0.000
z 0.000 0.000 5.558


<r2> (average value of r2) Å2
<r2> 225.826
(<r2>)1/2 15.028