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: LSDA/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at LSDA/cc-pVDZ
 hartrees
Energy at 0K-248.047405
Energy at 298.15K-248.054171
Nuclear repulsion energy196.851114
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 LSDA/cc-pVDZ
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' 3103 3069 1.29      
2 A' 3097 3063 2.50      
3 A' 3080 3046 8.65      
4 A' 2978 2945 11.16      
5 A' 2948 2915 8.09      
6 A' 2295 2270 24.65      
7 A' 1685 1667 31.88      
8 A' 1407 1392 6.26      
9 A' 1360 1345 23.68      
10 A' 1339 1325 12.02      
11 A' 1309 1295 3.97      
12 A' 1257 1243 0.74      
13 A' 1221 1207 1.01      
14 A' 1103 1091 8.35      
15 A' 1060 1048 8.72      
16 A' 959 948 1.15      
17 A' 916 906 7.81      
18 A' 572 566 0.93      
19 A' 500 495 0.38      
20 A' 261 258 0.92      
21 A' 144 142 3.00      
22 A" 3060 3027 9.35      
23 A" 2976 2943 3.00      
24 A" 1396 1380 11.34      
25 A" 1212 1199 0.02      
26 A" 1037 1025 1.31      
27 A" 945 935 27.92      
28 A" 817 808 9.94      
29 A" 702 695 2.06      
30 A" 487 482 4.94      
31 A" 282 279 0.17      
32 A" 194 192 0.77      
33 A" 135 133 2.46      

Unscaled Zero Point Vibrational Energy (zpe) 22918.0 cm-1
Scaled (by 0.989) Zero Point Vibrational Energy (zpe) 22665.9 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 LSDA/cc-pVDZ
ABC
0.47702 0.05276 0.04837

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.431 2.793 0.000
C2 -0.791 1.812 0.000
H3 1.095 0.784 0.000
C4 0.000 0.642 0.000
H5 -1.631 -0.694 0.000
C6 -0.530 -0.596 0.000
H7 -0.060 -2.455 0.877
H8 -0.060 -2.455 -0.877
C9 0.262 -1.845 0.000
H10 2.284 -2.637 0.000
H11 2.097 -1.099 -0.895
H12 2.097 -1.099 0.895
C13 1.758 -1.662 0.000

Atom - Atom Distances (Å)
  N1 C2 H3 C4 H5 C6 H7 H8 C9 H10 H11 H12 C13
N11.17173.22782.58433.49273.50735.49525.49524.93826.57945.32885.32885.4792
C21.17172.14761.41272.64312.42264.41764.41763.80635.40804.19664.19664.3089
H33.22782.14761.10423.10052.13223.54943.54942.75843.62162.31312.31312.5344
C42.58431.41271.10422.10761.34653.21923.21922.50083.99542.86812.86812.8978
H53.49272.64313.10052.10761.10492.51782.51782.21574.37023.85453.85453.5244
C63.50732.42262.13221.34651.10492.10872.10871.47933.47592.82022.82022.5242
H75.49524.41763.54943.21922.51782.10871.75461.11592.50933.10372.54782.1691
H85.49524.41763.54943.21922.51782.10871.75461.11592.50932.54783.10372.1691
C94.93823.80632.75842.50082.21571.47931.11591.11592.17102.17352.17351.5072
H106.57945.40803.62163.99544.37023.47592.50932.50932.17101.78941.78941.1075
H115.32884.19662.31312.86813.85452.82023.10372.54782.17351.78941.79061.1105
H125.32884.19662.31312.86813.85452.82022.54783.10372.17351.78941.79061.1105
C135.47924.30892.53442.89783.52442.52422.16912.16911.50721.10751.11051.1105

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 179.127 C2 C4 H3 116.606
C2 C4 C6 122.789 H3 C4 C6 120.605
C4 C6 H5 118.244 C4 C6 C9 124.435
H5 C6 C9 117.320 C6 C9 H7 107.867
C6 C9 H8 107.867 C6 C9 C13 115.387
H7 C9 H8 103.653 H7 C9 C13 110.681
H8 C9 C13 110.681 C9 C13 H10 111.343
C9 C13 H11 111.359 C9 C13 H12 111.359
H10 C13 H11 107.558 H10 C13 H12 107.558
H11 C13 H12 107.459
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.074      
2 C -0.103      
3 H 0.064      
4 C -0.040      
5 H 0.050      
6 C -0.035      
7 H 0.092      
8 H 0.092      
9 C -0.120      
10 H 0.074      
11 H 0.084      
12 H 0.084      
13 C -0.171      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.056 -4.367 0.000 4.827
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.397 6.202 0.000
y 6.202 -44.114 0.000
z 0.000 0.000 -37.094
Traceless
 xyz
x 3.207 6.202 0.000
y 6.202 -6.868 0.000
z 0.000 0.000 3.661
Polar
3z2-r27.322
x2-y26.717
xy6.202
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.573 -1.983 0.000
y -1.983 13.384 0.000
z 0.000 0.000 5.537


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000