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)-3-Pentenenitrile)

using model chemistry: MP2/Def2TZVPP

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/Def2TZVPP
 hartrees
Energy at 0K-248.935779
Energy at 298.15K-248.942405
HF Energy-247.932327
Nuclear repulsion energy194.541663
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/Def2TZVPP
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 3198 3043 9.58      
2 A 3183 3029 17.14      
3 A 3168 3015 2.70      
4 A 3148 2995 9.32      
5 A 3145 2992 0.68      
6 A 3087 2938 3.85      
7 A 3074 2925 16.96      
8 A 2205 2098 0.03      
9 A 1730 1646 0.82      
10 A 1506 1433 11.10      
11 A 1495 1423 7.18      
12 A 1470 1399 9.10      
13 A 1421 1352 3.18      
14 A 1360 1294 2.18      
15 A 1335 1270 0.14      
16 A 1304 1241 4.70      
17 A 1234 1175 0.11      
18 A 1145 1090 0.51      
19 A 1099 1046 4.18      
20 A 1072 1020 1.22      
21 A 1004 955 39.10      
22 A 957 911 8.81      
23 A 948 902 1.83      
24 A 904 860 0.72      
25 A 771 734 0.41      
26 A 560 532 0.65      
27 A 453 431 0.35      
28 A 362 345 0.42      
29 A 289 275 1.14      
30 A 265 252 4.84      
31 A 209 199 0.98      
32 A 135 128 3.67      
33 A 72 69 2.48      

Unscaled Zero Point Vibrational Energy (zpe) 23653.7 cm-1
Scaled (by 0.9515) Zero Point Vibrational Energy (zpe) 22506.5 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/Def2TZVPP
ABC
0.41713 0.04990 0.04712

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/Def2TZVPP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 3.594 0.249 0.086
H2 3.055 -1.162 -0.804
H3 2.706 -1.029 0.922
C4 2.781 -0.470 -0.008
H5 1.464 0.806 -1.241
C6 1.496 0.221 -0.328
H7 0.401 -0.425 1.341
C8 0.399 0.161 0.429
C9 -0.879 0.874 0.088
N10 -2.872 -0.831 -0.157
C11 -1.997 -0.060 -0.052
H12 -0.769 1.427 -0.845
H13 -1.143 1.592 0.866

Atom - Atom Distances (Å)
  H1 H2 H3 C4 H5 C6 H7 C8 C9 N10 C11 H12 H13
H11.75351.76681.08992.57162.13933.49693.21484.51716.56055.60124.61434.9858
H21.75351.76641.08982.56822.13793.49113.21274.51845.97115.22424.61785.2912
H31.76681.76641.08803.09722.14252.41952.64194.14395.68494.89914.60754.6572
C41.08991.08981.08802.20991.49372.73612.50203.90015.66624.79494.11064.5181
H52.57162.56823.09722.20991.08543.05192.08332.69444.75953.75992.35083.4431
C62.13932.13792.14251.49371.08542.09781.33362.49784.49583.51432.61713.2044
H73.49693.49112.41952.73613.05192.09781.08382.21303.62212.79683.09472.5843
C83.21483.21272.64192.50202.08331.33361.08381.50343.46802.45372.14282.1492
C94.51714.51844.14393.90012.69442.49782.21301.50342.63381.46321.08991.0914
N106.56055.97115.68495.66624.75954.49583.62213.46802.63381.17073.16163.1471
C115.60125.22424.89914.79493.75993.51432.79682.45371.46321.17072.08542.0742
H124.61434.61784.60754.11062.35082.61713.09472.14281.08993.16162.08541.7592
H134.98585.29124.65724.51813.44313.20442.58432.14921.09143.14712.07421.7592

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 107.117 H1 C4 H3 108.436
H1 C4 C6 110.833 H2 C4 H3 108.397
H2 C4 C6 110.723 H3 C4 C6 111.198
C4 C6 H5 117.054 C4 C6 C8 124.396
H5 C6 C8 118.550 C6 C8 H7 120.053
C6 C8 C9 123.279 H7 C8 C9 116.668
C8 C9 C11 111.597 C8 C9 H12 110.422
C8 C9 H13 110.846 C9 C11 N10 178.525
C11 C9 H12 108.649 C11 C9 H13 107.682
H12 C9 H13 107.504
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability