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

using model chemistry: MP3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3/6-31G*
 hartrees
Energy at 0K-248.666047
Energy at 298.15K-248.672885
HF Energy-247.841363
Nuclear repulsion energy195.975456
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 MP3/6-31G*
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' 3268 3068 1.54      
2 A' 3218 3021 7.01      
3 A' 3189 2993 22.67      
4 A' 3106 2915 14.48      
5 A' 3086 2897 14.57      
6 A' 2435 2286 11.34      
7 A' 1768 1660 9.06      
8 A' 1568 1472 5.86      
9 A' 1540 1446 6.25      
10 A' 1481 1390 6.77      
11 A' 1436 1348 5.40      
12 A' 1378 1293 0.31      
13 A' 1344 1261 2.62      
14 A' 1151 1081 2.03      
15 A' 1099 1032 2.87      
16 A' 1014 952 3.09      
17 A' 929 872 2.97      
18 A' 587 551 0.43      
19 A' 511 479 0.04      
20 A' 267 250 1.26      
21 A' 153 143 4.73      
22 A" 3184 2988 24.83      
23 A" 3117 2925 10.24      
24 A" 1560 1464 8.12      
25 A" 1333 1251 0.18      
26 A" 1149 1079 1.59      
27 A" 1014 951 32.89      
28 A" 862 809 8.49      
29 A" 754 707 0.10      
30 A" 472 443 5.89      
31 A" 288 270 0.01      
32 A" 177 166 0.04      
33 A" 116 108 3.97      

Unscaled Zero Point Vibrational Energy (zpe) 24276.2 cm-1
Scaled (by 0.9386) Zero Point Vibrational Energy (zpe) 22785.7 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 MP3/6-31G*
ABC
0.48590 0.05155 0.04743

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.551 2.751 0.000
C2 -0.865 1.814 0.000
H3 1.065 0.866 0.000
C4 0.000 0.663 0.000
H5 -1.579 -0.708 0.000
C6 -0.497 -0.582 0.000
H7 0.012 -2.442 0.873
H8 0.012 -2.442 -0.873
C9 0.314 -1.847 0.000
H10 2.330 -2.632 0.000
H11 2.162 -1.112 -0.887
H12 2.162 -1.112 0.887
C13 1.830 -1.660 0.000

Atom - Atom Distances (Å)
  N1 C2 H3 C4 H5 C6 H7 H8 C9 H10 H11 H12 C13
N11.16143.22432.60073.45883.49505.49235.49234.96146.63585.43055.43055.5570
C21.16142.15021.43942.62082.42344.43164.43163.84575.47454.30194.30194.3959
H33.22432.15021.08463.07752.13033.57953.57952.81523.71982.42932.42932.6392
C42.60071.43941.08462.09111.34033.22503.22502.52944.03552.93442.93442.9568
H53.45882.62083.07752.09111.08912.50982.50982.20924.35663.86583.86583.5387
C63.49502.42342.13031.34031.08912.11672.11671.50293.49222.85282.85282.5642
H75.49234.43163.57953.22502.50982.11671.74531.09842.48363.07992.52792.1621
H85.49234.43163.57953.22502.50982.11671.74531.09842.48362.52793.07992.1621
C94.96143.84572.81522.52942.20921.50291.09841.09842.16322.17752.17751.5268
H106.63585.47453.71984.03554.35663.49222.48362.48362.16321.76801.76801.0934
H115.43054.30192.42932.93443.86582.85283.07992.52792.17751.76801.77371.0944
H125.43054.30192.42932.93443.86582.85282.52793.07992.17751.76801.77371.0944
C135.55704.39592.63922.95683.53872.56422.16212.16211.52681.09341.09441.0944

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 179.286 C2 C4 H3 116.125
C2 C4 C6 121.301 H3 C4 C6 122.574
C4 C6 H5 118.432 C4 C6 C9 125.558
H5 C6 C9 116.010 C6 C9 H7 107.912
C6 C9 H8 107.912 C6 C9 C13 115.637
H7 C9 H8 105.211 H7 C9 C13 109.818
H8 C9 C13 109.818 C9 C13 H10 110.203
C9 C13 H11 111.285 C9 C13 H12 111.285
H10 C13 H11 107.834 H10 C13 H12 107.834
H11 C13 H12 108.264
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability