return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: HF/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 HF/6-311G**
 hartrees
Energy at 0K-247.903206
Energy at 298.15K-247.910377
Nuclear repulsion energy197.197833
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/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' 3360 3053 3.32      
2 A' 3309 3006 8.15      
3 A' 3237 2941 41.97      
4 A' 3169 2879 18.70      
5 A' 3158 2869 28.17      
6 A' 2584 2347 53.03      
7 A' 1848 1679 32.14      
8 A' 1624 1476 3.15      
9 A' 1592 1446 5.28      
10 A' 1547 1405 5.22      
11 A' 1502 1365 10.43      
12 A' 1443 1311 3.75      
13 A' 1407 1278 2.69      
14 A' 1192 1083 1.26      
15 A' 1124 1021 3.20      
16 A' 1048 952 3.34      
17 A' 944 857 2.42      
18 A' 618 562 0.52      
19 A' 554 503 0.28      
20 A' 279 253 1.90      
21 A' 162 147 5.12      
22 A" 3233 2937 48.56      
23 A" 3179 2888 13.26      
24 A" 1618 1470 7.42      
25 A" 1400 1272 0.63      
26 A" 1212 1102 3.58      
27 A" 1103 1002 37.95      
28 A" 941 855 12.11      
29 A" 804 731 0.02      
30 A" 545 495 6.02      
31 A" 301 273 0.02      
32 A" 190 172 0.05      
33 A" 128 116 3.85      

Unscaled Zero Point Vibrational Energy (zpe) 25176.1 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 22872.5 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/6-311G**
ABC
0.49769 0.05174 0.04768

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.515 2.744 0.000
C2 -0.855 1.826 0.000
H3 1.054 0.872 0.000
C4 0.000 0.669 0.000
H5 -1.565 -0.676 0.000
C6 -0.494 -0.558 0.000
H7 -0.022 -2.415 0.866
H8 -0.022 -2.415 -0.866
C9 0.295 -1.837 0.000
H10 2.277 -2.676 0.000
H11 2.163 -1.164 -0.880
H12 2.163 -1.164 0.880
C13 1.813 -1.695 0.000

Atom - Atom Distances (Å)
  N1 C2 H3 C4 H5 C6 H7 H8 C9 H10 H11 H12 C13
N11.13093.17892.56963.42073.45715.44045.44044.92596.61505.43885.43885.5489
C21.13092.13401.43872.60102.41174.40804.40803.83935.48424.33884.33884.4182
H33.17892.13401.07323.04242.10723.56543.56542.81313.75272.48002.48002.6772
C42.56961.43871.07322.06391.32293.20343.20342.52324.04632.96882.96882.9797
H53.42072.60103.04242.06391.07822.48112.48112.19304.33173.86203.86203.5294
C63.45712.41172.10721.32291.07822.10222.10221.50223.48712.86352.86352.5720
H75.44044.40803.56543.20342.48112.10221.73201.08852.47073.06422.51822.1537
H85.44044.40803.56543.20342.48112.10221.73201.08852.47072.51823.06422.1537
C94.92593.83932.81312.52322.19301.50221.08851.08852.15222.17192.17191.5251
H106.61505.48423.75274.04634.33173.48712.47072.47072.15221.75281.75281.0846
H115.43884.33882.48002.96883.86202.86353.06422.51822.17191.75281.75971.0856
H125.43884.33882.48002.96883.86202.86352.51823.06422.17191.75281.75971.0856
C135.54894.41822.67722.97973.52942.57202.15372.15371.52511.08461.08561.0856

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 179.251 C2 C4 H3 115.562
C2 C4 C6 121.630 H3 C4 C6 122.809
C4 C6 H5 118.170 C4 C6 C9 126.424
H5 C6 C9 115.406 C6 C9 H7 107.398
C6 C9 H8 107.398 C6 C9 C13 116.336
H7 C9 H8 105.424 H7 C9 C13 109.850
H8 C9 C13 109.850 C9 C13 H10 109.965
C9 C13 H11 111.479 C9 C13 H12 111.479
H10 C13 H11 107.741 H10 C13 H12 107.741
H11 C13 H12 108.287
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.342      
2 C 0.136      
3 H 0.145      
4 C -0.101      
5 H 0.126      
6 C -0.077      
7 H 0.115      
8 H 0.115      
9 C -0.151      
10 H 0.106      
11 H 0.102      
12 H 0.102      
13 C -0.277      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.309 -4.559 0.000 5.111
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.945 7.739 0.000
y 7.739 -46.171 0.000
z 0.000 0.000 -37.742
Traceless
 xyz
x 3.011 7.739 0.000
y 7.739 -7.827 0.000
z 0.000 0.000 4.816
Polar
3z2-r29.633
x2-y27.226
xy7.739
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.884 -1.451 0.000
y -1.451 11.927 0.000
z 0.000 0.000 5.494


<r2> (average value of r2) Å2
<r2> 226.430
(<r2>)1/2 15.048