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All results from a given calculation for C5H7N ((E)-3-Pentenenitrile)

using model chemistry: MP2/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/CEP-31G*
 hartrees
Energy at 0K-41.907188
Energy at 298.15K-41.913723
HF Energy-41.152726
Nuclear repulsion energy101.339301
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/CEP-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 3207 3045 8.62      
2 A 3195 3033 38.29      
3 A 3183 3022 3.77      
4 A 3178 3017 3.62      
5 A 3168 3007 23.71      
6 A 3104 2947 10.92      
7 A 3082 2926 28.10      
8 A 2170 2060 0.08      
9 A 1738 1650 0.54      
10 A 1520 1443 12.20      
11 A 1504 1428 10.08      
12 A 1496 1420 9.69      
13 A 1450 1376 3.04      
14 A 1373 1303 1.08      
15 A 1341 1273 0.11      
16 A 1315 1249 6.69      
17 A 1244 1181 0.18      
18 A 1158 1099 0.93      
19 A 1111 1055 3.16      
20 A 1085 1030 2.62      
21 A 1012 961 65.10      
22 A 963 915 8.97      
23 A 936 889 3.88      
24 A 908 862 1.02      
25 A 773 734 0.65      
26 A 550 522 2.09      
27 A 447 424 0.08      
28 A 340 322 0.01      
29 A 285 270 0.85      
30 A 262 249 5.42      
31 A 204 194 1.04      
32 A 132 126 3.20      
33 A 70 66 2.18      

Unscaled Zero Point Vibrational Energy (zpe) 23750.3 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 22548.5 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 MP2/CEP-31G*
ABC
0.40081 0.04822 0.04551

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 3.580 0.281 0.131
H2 3.059 -1.094 -0.876
H3 2.676 -1.077 0.876
C4 2.765 -0.449 -0.027
H5 1.421 0.911 -1.211
C6 1.456 0.261 -0.324
H7 0.338 -0.518 1.328
C8 0.332 0.134 0.446
C9 -0.968 0.868 0.135
N10 -2.986 -0.882 -0.217
C11 -2.094 -0.091 -0.068
H12 -0.859 1.477 -0.777
H13 -1.251 1.540 0.966

Atom - Atom Distances (Å)
  H1 H2 H3 C4 H5 C6 H7 C8 C9 N10 C11 H12 H13
H11.78221.79321.10572.61872.17243.54753.26724.58566.67745.69024.68695.0617
H21.78221.79291.10562.61032.17043.54833.27004.59156.08425.31144.68755.3759
H31.79321.79291.10303.14282.17232.44612.67364.19585.76984.96154.66414.7196
C41.10571.10561.10302.24871.51892.78072.54693.96165.77054.87274.17274.5902
H52.61872.61033.14282.24871.09923.10782.12902.74224.86033.82982.38953.5029
C62.17242.17042.17231.51891.09922.14181.36872.54034.58803.57702.65423.2596
H73.54753.54832.44612.78073.10782.14181.09732.24643.68312.83633.13772.6250
C83.26723.27002.67362.54692.12901.36871.09731.52373.53232.48982.17182.1793
C94.58564.59154.19583.96162.74222.54032.24641.52372.69391.49341.10271.1051
N106.67746.08425.76985.77054.86034.58803.68313.53232.69391.20073.22463.2049
C115.69025.31144.96154.87273.82983.57702.83632.48981.49341.20072.11832.1071
H124.68694.68754.66414.17272.38952.65423.13772.17181.10273.22462.11831.7873
H135.06175.37594.71964.59023.50293.25962.62502.17931.10513.20492.10711.7873

picture of (E)-3-Pentenenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C4 H2 107.403 H1 C4 H3 108.566
H1 C4 C6 110.743 H2 C4 H3 108.543
H2 C4 C6 110.584 H3 C4 C6 110.895
C4 C6 H5 117.487 C4 C6 C8 123.681
H5 C6 C8 118.832 C6 C8 H7 120.178
C6 C8 C9 122.773 H7 C8 C9 117.049
C8 C9 C11 111.221 C8 C9 H12 110.540
C8 C9 H13 110.993 C9 C11 N10 178.669
C11 C9 H12 108.429 C11 C9 H13 107.428
H12 C9 H13 108.103
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability