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

using model chemistry: MP2/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 MP2/cc-pVDZ
 hartrees
Energy at 0K-248.691334
Energy at 298.15K-248.698139
HF Energy-247.856143
Nuclear repulsion energy194.751514
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/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' 3249 3095 1.70      
2 A' 3202 3050 6.39      
3 A' 3188 3037 18.78      
4 A' 3087 2940 14.90      
5 A' 3071 2925 16.37      
6 A' 2180 2076 0.43      
7 A' 1705 1624 7.20      
8 A' 1507 1435 3.78      
9 A' 1462 1393 7.67      
10 A' 1419 1351 4.79      
11 A' 1377 1312 7.68      
12 A' 1325 1262 0.21      
13 A' 1288 1227 1.27      
14 A' 1131 1077 3.21      
15 A' 1074 1023 3.73      
16 A' 987 940 1.47      
17 A' 920 876 3.99      
18 A' 572 545 0.43      
19 A' 493 470 0.01      
20 A' 259 247 0.88      
21 A' 147 140 3.52      
22 A" 3184 3033 20.03      
23 A" 3115 2967 8.28      
24 A" 1498 1427 7.27      
25 A" 1291 1229 0.18      
26 A" 1102 1050 1.57      
27 A" 1001 953 31.30      
28 A" 837 797 5.23      
29 A" 734 699 0.47      
30 A" 463 441 3.54      
31 A" 297 283 0.00      
32 A" 180 171 0.08      
33 A" 121 115 3.20      

Unscaled Zero Point Vibrational Energy (zpe) 23731.4 cm-1
Scaled (by 0.9525) Zero Point Vibrational Energy (zpe) 22604.2 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/cc-pVDZ
ABC
0.47819 0.05110 0.04698

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.555 2.778 0.000
C2 -0.856 1.818 0.000
H3 1.077 0.850 0.000
C4 0.000 0.660 0.000
H5 -1.595 -0.716 0.000
C6 -0.504 -0.597 0.000
H7 0.012 -2.460 0.879
H8 0.012 -2.460 -0.879
C9 0.315 -1.859 0.000
H10 2.346 -2.632 0.000
H11 2.159 -1.102 -0.893
H12 2.159 -1.102 0.893
C13 1.830 -1.659 0.000

Atom - Atom Distances (Å)
  N1 C2 H3 C4 H5 C6 H7 H8 C9 H10 H11 H12 C13
N11.18793.26342.62783.49433.53575.53815.53815.00086.67045.44555.44555.5814
C21.18792.16221.44002.63952.44104.45294.45293.85955.48264.29154.29154.3939
H33.26342.16221.09383.09742.14313.58613.58612.81413.70582.40382.40382.6193
C42.62781.44001.09382.10681.35453.24163.24162.53924.04282.92672.92672.9544
H53.49432.63953.09742.10681.09832.52982.52982.22694.38293.87863.87863.5531
C63.53572.44102.14311.35451.09832.12332.12331.50453.50172.85352.85352.5639
H75.53814.45293.58613.24162.52982.12331.75781.10682.49983.09702.54012.1720
H85.53814.45293.58613.24162.52982.12331.75781.10682.49982.54013.09702.1720
C95.00083.85952.81412.53922.22691.50451.10681.10682.17292.18402.18401.5279
H106.67045.48263.70584.04284.38293.50172.49982.49982.17291.78131.78131.1014
H115.44554.29152.40382.92673.87862.85353.09702.54012.18401.78131.78621.1027
H125.44554.29152.40382.92673.87862.85352.54013.09702.18401.78131.78621.1027
C135.58144.39392.61932.95443.55312.56392.17202.17201.52791.10141.10271.1027

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 179.594 C2 C4 H3 116.493
C2 C4 C6 121.704 H3 C4 C6 121.802
C4 C6 H5 118.014 C4 C6 C9 125.196
H5 C6 C9 116.790 C6 C9 H7 107.830
C6 C9 H8 107.830 C6 C9 C13 115.450
H7 C9 H8 105.137 H7 C9 C13 110.030
H8 C9 C13 110.030 C9 C13 H10 110.420
C9 C13 H11 111.222 C9 C13 H12 111.222
H10 C13 H11 107.833 H10 C13 H12 107.833
H11 C13 H12 108.173
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability