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

using model chemistry: B1B95/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31G*
 hartrees
Energy at 0K-249.338171
Energy at 298.15K-249.344944
Nuclear repulsion energy196.793859
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 B1B95/6-31G*
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' 3232 3068 2.52      
2 A' 3208 3045 6.85      
3 A' 3170 3010 21.72      
4 A' 3083 2926 16.65      
5 A' 3057 2902 14.56      
6 A' 2382 2261 28.25      
7 A' 1741 1653 26.94      
8 A' 1530 1452 5.85      
9 A' 1493 1418 10.94      
10 A' 1440 1367 7.84      
11 A' 1400 1329 8.28      
12 A' 1360 1292 0.11      
13 A' 1329 1262 2.61      
14 A' 1128 1071 4.05      
15 A' 1088 1032 3.65      
16 A' 1000 949 1.93      
17 A' 919 872 4.11      
18 A' 579 550 0.64      
19 A' 514 488 0.05      
20 A' 263 249 1.48      
21 A' 149 142 4.30      
22 A" 3159 2998 24.38      
23 A" 3084 2928 8.97      
24 A" 1520 1443 9.11      
25 A" 1302 1236 0.15      
26 A" 1113 1056 1.27      
27 A" 1009 958 29.30      
28 A" 857 814 8.84      
29 A" 742 704 0.48      
30 A" 498 472 6.75      
31 A" 253 240 0.01      
32 A" 169 160 0.17      
33 A" 126 119 3.56      

Unscaled Zero Point Vibrational Energy (zpe) 23946.4 cm-1
Scaled (by 0.9493) Zero Point Vibrational Energy (zpe) 22732.3 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 B1B95/6-31G*
ABC
0.48580 0.05211 0.04789

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.467 2.782 0.000
C2 -0.816 1.821 0.000
H3 1.072 0.821 0.000
C4 0.000 0.654 0.000
H5 -1.598 -0.688 0.000
C6 -0.516 -0.580 0.000
H7 -0.041 -2.439 0.869
H8 -0.041 -2.439 -0.869
C9 0.274 -1.847 0.000
H10 2.275 -2.656 0.000
H11 2.124 -1.137 -0.884
H12 2.124 -1.137 0.884
C13 1.784 -1.682 0.000

Atom - Atom Distances (Å)
  N1 C2 H3 C4 H5 C6 H7 H8 C9 H10 H11 H12 C13
N11.16043.20802.58453.47263.49435.48195.48194.94546.60185.38895.38895.5223
C21.16042.13671.42422.62812.42034.41684.41683.82665.44144.26404.26404.3628
H33.20802.13671.08483.06672.11803.55263.55262.78453.67992.39262.39262.6024
C42.58451.42421.08482.08681.33823.21343.21342.51594.01732.91622.91622.9394
H53.47262.62813.06672.08681.08692.49942.49942.20154.34483.85203.85203.5248
C63.49432.42032.11801.33821.08692.10632.10631.49273.47912.83982.83982.5504
H75.48194.41683.55263.21342.49942.10631.73761.09762.48313.07492.52612.1579
H85.48194.41683.55263.21342.49942.10631.73761.09762.48312.52613.07492.1579
C94.94543.82662.78452.51592.20151.49271.09761.09762.15912.17002.17001.5188
H106.60185.44143.67994.01734.34483.47912.48312.48312.15911.76441.76441.0914
H115.38894.26402.39262.91623.85202.83983.07492.52612.17001.76441.76891.0931
H125.38894.26402.39262.91623.85202.83982.52613.07492.17001.76441.76891.0931
C135.52234.36282.60242.93943.52482.55042.15792.15791.51881.09141.09311.0931

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 179.129 C2 C4 H3 116.127
C2 C4 C6 122.333 H3 C4 C6 121.540
C4 C6 H5 118.378 C4 C6 C9 125.339
H5 C6 C9 116.283 C6 C9 H7 107.830
C6 C9 H8 107.830 C6 C9 C13 115.742
H7 C9 H8 104.659 H7 C9 C13 110.084
H8 C9 C13 110.084 C9 C13 H10 110.549
C9 C13 H11 111.320 C9 C13 H12 111.320
H10 C13 H11 107.739 H10 C13 H12 107.739
H11 C13 H12 108.019
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.466      
2 C 0.295      
3 H 0.202      
4 C -0.176      
5 H 0.187      
6 C -0.089      
7 H 0.188      
8 H 0.188      
9 C -0.353      
10 H 0.179      
11 H 0.176      
12 H 0.176      
13 C -0.508      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.114 -4.332 0.000 4.820
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.379 6.857 0.000
y 6.857 -44.461 0.000
z 0.000 0.000 -36.621
Traceless
 xyz
x 3.162 6.857 0.000
y 6.857 -7.461 0.000
z 0.000 0.000 4.299
Polar
3z2-r28.598
x2-y27.082
xy6.857
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.762 -1.828 0.000
y -1.828 12.314 0.000
z 0.000 0.000 5.030


<r2> (average value of r2) Å2
<r2> 224.648
(<r2>)1/2 14.988