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

using model chemistry: B2PLYP/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B2PLYP/6-31G*
 hartrees
Energy at 0K-249.180661
Energy at 298.15K-249.187481
HF Energy-248.913407
Nuclear repulsion energy198.455195
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 B2PLYP/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 3234 3070 4.08      
2 A 3195 3033 11.42      
3 A 3169 3008 25.09      
4 A 3161 3000 26.49      
5 A 3132 2972 1.34      
6 A 3085 2929 26.69      
7 A 3071 2915 15.37      
8 A 2279 2163 6.29      
9 A 1704 1617 11.06      
10 A 1555 1476 5.66      
11 A 1549 1470 6.07      
12 A 1532 1454 4.39      
13 A 1459 1385 1.09      
14 A 1448 1374 0.09      
15 A 1373 1303 2.97      
16 A 1323 1256 0.03      
17 A 1281 1215 0.42      
18 A 1167 1107 0.77      
19 A 1115 1059 3.19      
20 A 1048 995 3.86      
21 A 998 947 0.65      
22 A 978 928 3.73      
23 A 879 834 3.39      
24 A 822 780 5.45      
25 A 771 732 35.03      
26 A 671 637 1.73      
27 A 571 542 0.39      
28 A 397 377 0.24      
29 A 369 350 0.05      
30 A 247 234 0.45      
31 A 216 205 3.17      
32 A 148 140 4.68      
33 A 55 52 1.02      

Unscaled Zero Point Vibrational Energy (zpe) 23999.3 cm-1
Scaled (by 0.9492) Zero Point Vibrational Energy (zpe) 22780.1 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 B2PLYP/6-31G*
ABC
0.25139 0.06647 0.05677

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.766 -0.067 -0.077
N2 -2.493 -0.977 -0.066
C3 -0.930 0.996 -0.086
H4 -1.326 1.947 -0.276
C5 0.403 0.886 0.140
H6 0.974 1.768 0.104
C7 1.102 -0.379 0.413
H8 0.500 -1.219 0.083
H9 1.274 -0.463 1.491
C10 2.465 -0.419 -0.305
H11 2.315 -0.344 -1.383
H12 3.091 0.408 0.021
H13 2.977 -1.359 -0.091

Atom - Atom Distances (Å)
  C1 N2 C3 H4 C5 H6 C7 H8 H9 C10 H11 H12 H13
C11.16521.35192.07072.37843.30252.92572.54693.44304.25164.29334.88124.9154
N21.16522.51713.15533.44934.42563.67523.00634.10764.99505.02505.75415.4831
C31.35192.51711.04831.35582.06332.50292.64123.07743.68423.74184.06514.5609
H42.07073.15531.04832.07102.33873.43243.67263.96164.46934.44194.68785.4295
C52.37843.44931.35582.07101.05181.47082.10782.09852.48112.73652.73363.4232
H63.30254.42562.06332.33871.05182.17313.02452.64452.67862.91002.51803.7183
C72.92573.67522.50293.43241.47082.17311.08441.09471.54182.16762.17532.1750
H82.54693.00632.64123.67262.10783.02451.08441.77492.15692.49173.06022.4869
H93.44304.10763.07743.96162.09852.64451.09471.77492.15613.05882.49462.4912
C104.25164.99503.68424.46932.48112.67861.54182.15692.15611.09021.08751.0910
H114.29335.02503.74184.44192.73652.91002.16762.49173.05881.09021.77181.7707
H124.88125.75414.06514.68782.73362.51802.17533.06022.49461.08751.77181.7736
H134.91545.48314.56095.42953.42323.71832.17502.48692.49121.09101.77071.7736

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 118.701 C1 C3 C5 122.897
N2 C1 C3 179.548 C3 C5 H6 117.413
C3 C5 C7 124.575 H4 C3 C5 118.402
C5 C7 H8 110.242 C5 C7 H9 108.882
C5 C7 C10 110.863 H6 C5 C7 118.006
C7 C10 H11 109.688 C7 C10 H12 110.455
C7 C10 H13 110.225 H8 C7 H9 109.082
H8 C7 C10 109.191 H9 C7 C10 108.541
H11 C10 H12 108.890 H11 C10 H13 108.541
H12 C10 H13 109.001
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.308      
2 N -0.482      
3 C -0.188      
4 H 0.208      
5 C -0.070      
6 H 0.176      
7 C -0.340      
8 H 0.190      
9 H 0.172      
10 C -0.466      
11 H 0.170      
12 H 0.155      
13 H 0.168      


Electric dipole moments


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.145 1.099 0.593
y 1.099 7.961 -0.329
z 0.593 -0.329 5.285


<r2> (average value of r2) Å2
<r2> 200.641
(<r2>)1/2 14.165