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

using model chemistry: MP2/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/6-31G
 hartrees
Energy at 0K-248.303770
Energy at 298.15K-248.310492
HF Energy-247.727780
Nuclear repulsion energy193.524143
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 MP2/6-31G
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' 3215 3076 2.99      
2 A' 3164 3027 12.42      
3 A' 3149 3013 30.90      
4 A' 3063 2930 17.43      
5 A' 3040 2909 19.36      
6 A' 2101 2010 1.61      
7 A' 1697 1623 4.22      
8 A' 1581 1513 6.92      
9 A' 1558 1491 5.44      
10 A' 1487 1423 5.45      
11 A' 1435 1373 4.41      
12 A' 1381 1321 0.04      
13 A' 1352 1294 3.59      
14 A' 1137 1088 1.27      
15 A' 1096 1048 1.38      
16 A' 988 945 3.05      
17 A' 908 869 3.28      
18 A' 575 551 0.32      
19 A' 494 472 0.06      
20 A' 262 251 0.80      
21 A' 148 142 3.91      
22 A" 3147 3011 33.18      
23 A" 3073 2940 14.50      
24 A" 1574 1506 7.46      
25 A" 1336 1278 0.13      
26 A" 1165 1115 0.84      
27 A" 1005 962 39.58      
28 A" 872 835 5.76      
29 A" 765 732 0.95      
30 A" 409 391 2.76      
31 A" 278 266 0.01      
32 A" 165 158 0.02      
33 A" 107 103 3.85      

Unscaled Zero Point Vibrational Energy (zpe) 23863.3 cm-1
Scaled (by 0.9568) Zero Point Vibrational Energy (zpe) 22832.4 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 MP2/6-31G
ABC
0.47183 0.05027 0.04622

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.489 2.849 0.000
C2 -0.817 1.850 0.000
H3 1.078 0.819 0.000
C4 0.000 0.658 0.000
H5 -1.615 -0.707 0.000
C6 -0.527 -0.594 0.000
H7 -0.029 -2.478 0.879
H8 -0.029 -2.478 -0.879
C9 0.273 -1.883 0.000
H10 2.299 -2.693 0.000
H11 2.147 -1.164 -0.891
H12 2.147 -1.164 0.891
C13 1.808 -1.711 0.000

Atom - Atom Distances (Å)
  N1 C2 H3 C4 H5 C6 H7 H8 C9 H10 H11 H12 C13
N11.20343.27242.64903.55803.57415.59255.59255.04916.71275.48805.48805.6268
C21.20342.15731.44562.67952.46134.48644.48643.88945.50944.32054.32054.4243
H33.27242.15731.08963.09532.13783.58673.58672.81883.71812.42262.42262.6329
C42.64901.44561.08962.11491.35803.25663.25662.55544.06372.95362.95362.9800
H53.55802.67953.09532.11491.09422.53472.53472.22484.38943.89363.89363.5679
C63.57412.46132.13781.35801.09422.13792.13791.51753.52062.87602.87602.5889
H75.59254.48643.58673.25662.53472.13791.75771.10352.49763.09742.54202.1764
H85.59254.48643.58673.25662.53472.13791.75771.10352.49762.54203.09742.1764
C95.04913.88942.81882.55542.22481.51751.10351.10352.18172.19592.19591.5446
H106.71275.50943.71814.06374.38943.52062.49762.49762.18171.77621.77621.0981
H115.48804.32052.42262.95363.89362.87603.09742.54202.19591.77621.78211.0989
H125.48804.32052.42262.95363.89362.87602.54203.09742.19591.77621.78211.0989
C135.62684.42432.63292.98003.56792.58892.17642.17641.54461.09811.09891.0989

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 179.557 C2 C4 H3 115.916
C2 C4 C6 122.751 H3 C4 C6 121.332
C4 C6 H5 118.796 C4 C6 C9 125.321
H5 C6 C9 115.883 C6 C9 H7 108.273
C6 C9 H8 108.273 C6 C9 C13 115.437
H7 C9 H8 105.578 H7 C9 C13 109.410
H8 C9 C13 109.410 C9 C13 H10 110.141
C9 C13 H11 111.212 C9 C13 H12 111.212
H10 C13 H11 107.896 H10 C13 H12 107.896
H11 C13 H12 108.358
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability