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

using model chemistry: B1B95/CEP-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 B1B95/CEP-31G*
 hartrees
Energy at 0K-42.252849
Energy at 298.15K-42.259507
Nuclear repulsion energy103.112732
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 B1B95/CEP-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' 3223 3085 2.49      
2 A' 3191 3054 9.57      
3 A' 3165 3029 33.75      
4 A' 3075 2944 18.73      
5 A' 3062 2931 18.66      
6 A' 2346 2246 43.14      
7 A' 1719 1646 25.41      
8 A' 1493 1429 6.05      
9 A' 1459 1396 13.49      
10 A' 1412 1352 8.53      
11 A' 1369 1310 8.57      
12 A' 1320 1264 0.34      
13 A' 1289 1234 1.43      
14 A' 1110 1063 5.78      
15 A' 1069 1023 3.65      
16 A' 979 937 2.15      
17 A' 910 871 5.67      
18 A' 564 539 0.53      
19 A' 495 474 0.11      
20 A' 251 241 1.27      
21 A' 147 141 3.63      
22 A" 3162 3027 39.72      
23 A" 3099 2966 12.67      
24 A" 1485 1421 10.17      
25 A" 1270 1216 0.38      
26 A" 1086 1040 4.93      
27 A" 1013 970 46.66      
28 A" 865 828 8.42      
29 A" 724 693 2.52      
30 A" 485 464 4.33      
31 A" 242 231 0.22      
32 A" 161 154 0.48      
33 A" 126 120 2.54      

Unscaled Zero Point Vibrational Energy (zpe) 23682.5 cm-1
Scaled (by 0.9572) Zero Point Vibrational Energy (zpe) 22668.9 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 B1B95/CEP-31G*
ABC
0.47022 0.05097 0.04679

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/CEP-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.553 2.783 0.000
C2 -0.862 1.824 0.000
H3 1.076 0.849 0.000
C4 0.000 0.659 0.000
H5 -1.602 -0.726 0.000
C6 -0.513 -0.607 0.000
H7 0.018 -2.472 0.877
H8 0.018 -2.472 -0.877
C9 0.317 -1.870 0.000
H10 2.367 -2.614 0.000
H11 2.160 -1.089 -0.892
H12 2.160 -1.089 0.892
C13 1.838 -1.650 0.000

Atom - Atom Distances (Å)
  N1 C2 H3 C4 H5 C6 H7 H8 C9 H10 H11 H12 C13
N11.18193.26352.63113.50903.54615.55445.55445.01476.67085.43785.43785.5811
C21.18192.16931.44922.65522.45634.47224.47223.87775.48894.29084.29084.3998
H33.26352.16931.09243.10692.15563.59433.59432.82283.69652.39282.39282.6127
C42.63111.44921.09242.11801.36663.25183.25182.54904.03982.91802.91802.9512
H53.50902.65523.10692.11801.09542.53842.53842.23484.39593.88323.88323.5619
C63.54612.45632.15561.36661.09542.12802.12801.51143.51082.85862.85862.5718
H75.55444.47223.59433.25182.53842.12801.75391.10522.51173.10302.54972.1809
H85.55444.47223.59433.25182.53842.12801.75391.10522.51172.54973.10302.1809
C95.01473.87772.82282.54902.23481.51141.10521.10522.18082.19062.19061.5361
H106.67085.48893.69654.03984.39593.51082.51172.51172.18081.77911.77911.1002
H115.43784.29082.39282.91803.88322.85863.10302.54972.19061.77911.78321.1016
H125.43784.29082.39282.91803.88322.85862.54973.10302.19061.77911.78321.1016
C135.58114.39982.61272.95123.56192.57182.18092.18091.53611.10021.10161.1016

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 179.279 C2 C4 H3 116.491
C2 C4 C6 121.428 H3 C4 C6 122.080
C4 C6 H5 118.277 C4 C6 C9 124.590
H5 C6 C9 117.133 C6 C9 H7 107.829
C6 C9 H8 107.829 C6 C9 C13 115.114
H7 C9 H8 105.030 H7 C9 C13 110.258
H8 C9 C13 110.258 C9 C13 H10 110.543
C9 C13 H11 111.236 C9 C13 H12 111.236
H10 C13 H11 107.808 H10 C13 H12 107.808
H11 C13 H12 108.066
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.383      
2 C -0.712      
3 H 0.321      
4 C -0.147      
5 H 0.312      
6 C -0.282      
7 H 0.137      
8 H 0.137      
9 C -0.223      
10 H 0.204      
11 H 0.135      
12 H 0.135      
13 C -0.402      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.296 -4.454 0.000 5.011
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.617 7.283 0.000
y 7.283 -44.247 0.000
z 0.000 0.000 -36.630
Traceless
 xyz
x 2.821 7.283 0.000
y 7.283 -7.123 0.000
z 0.000 0.000 4.302
Polar
3z2-r28.604
x2-y26.630
xy7.283
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.133 -2.016 0.000
y -2.016 12.654 0.000
z 0.000 0.000 5.355


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000