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

using model chemistry: MP2/LANL2DZ

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/LANL2DZ
 hartrees
Energy at 0K-248.303929
Energy at 298.15K-248.310591
HF Energy-247.747543
Nuclear repulsion energy194.679846
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/LANL2DZ
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 3202 3083 14.52      
2 A 3153 3037 19.06      
3 A 3132 3016 43.77      
4 A 3127 3012 39.80      
5 A 3098 2984 3.43      
6 A 3038 2926 23.76      
7 A 3021 2910 37.98      
8 A 2041 1966 4.36      
9 A 1642 1582 0.36      
10 A 1541 1484 7.77      
11 A 1539 1482 9.18      
12 A 1526 1470 5.31      
13 A 1456 1402 4.35      
14 A 1428 1375 0.14      
15 A 1381 1330 0.49      
16 A 1315 1267 0.06      
17 A 1283 1235 0.57      
18 A 1166 1123 1.55      
19 A 1113 1072 6.66      
20 A 1028 990 3.15      
21 A 947 912 2.77      
22 A 931 896 0.54      
23 A 847 816 3.16      
24 A 822 792 8.75      
25 A 768 739 44.26      
26 A 653 629 0.38      
27 A 549 529 2.59      
28 A 378 364 0.04      
29 A 352 339 1.22      
30 A 226 218 0.27      
31 A 208 200 2.87      
32 A 145 139 3.08      
33 A 42 41 0.88      

Unscaled Zero Point Vibrational Energy (zpe) 23548.3 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 22679.4 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/LANL2DZ
ABC
0.23275 0.06513 0.05529

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/LANL2DZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.766 -0.108 -0.082
N2 -2.509 -1.067 -0.000
C3 -0.890 1.056 -0.188
H4 -1.358 1.979 -0.543
C5 0.446 1.023 0.130
H6 1.018 1.953 0.008
C7 1.222 -0.202 0.611
H8 0.527 -1.040 0.797
H9 1.717 0.043 1.571
C10 2.310 -0.639 -0.432
H11 1.833 -0.922 -1.387
H12 3.021 0.184 -0.628
H13 2.878 -1.508 -0.054

Atom - Atom Distances (Å)
  C1 N2 C3 H4 C5 H6 C7 H8 H9 C10 H11 H12 H13
C11.21591.46122.17612.49353.46503.06902.62673.85874.12553.91394.82714.8509
N21.21592.67703.30143.62194.64333.87893.13924.64394.85744.56045.70475.4059
C31.46122.67701.09411.37332.11672.58452.71503.30403.62903.57204.03054.5592
H42.17613.30141.09412.14962.43863.56983.80314.20394.50774.39394.73305.5081
C52.49353.62191.37332.14961.09861.52752.16972.15692.55972.82952.81233.5146
H63.46504.64332.11672.43861.09862.24693.13422.56532.92943.29732.74693.9293
C73.06903.87892.58453.56981.52752.24691.10491.10701.56942.21002.21852.2115
H82.62673.13922.71503.80312.16973.13421.10491.78582.20242.54743.12272.5440
H93.85874.64393.30404.20392.15692.56531.10701.78582.19673.11292.56022.5278
C104.12554.85743.62904.50772.55972.92941.56942.20242.19671.10441.10531.1045
H113.91394.56043.57204.39392.82953.29732.21002.54743.11291.10441.79151.7925
H124.82715.70474.03054.73302.81232.74692.21853.12272.56021.10531.79151.7921
H134.85095.40594.55925.50813.51463.92932.21152.54402.52781.10451.79251.7921

picture of (Z)-2-Pentenenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H4 116.034 C1 C3 C5 123.187
N2 C1 C3 179.153 C3 C5 H6 117.376
C3 C5 C7 125.906 H4 C3 C5 120.779
C5 C7 H8 109.980 C5 C7 H9 108.858
C5 C7 C10 111.484 H6 C5 C7 116.703
C7 C10 H11 110.278 C7 C10 H12 110.893
C7 C10 H13 110.393 H8 C7 H9 107.673
H8 C7 C10 109.659 H9 C7 C10 109.100
H11 C10 H12 108.335 H11 C10 H13 108.482
H12 C10 H13 108.386
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability