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

using model chemistry: B3LYP/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 B3LYP/CEP-31G
 hartrees
Energy at 0K-42.252250
Energy at 298.15K-42.259025
Nuclear repulsion energy102.296072
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 B3LYP/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' 3210 3109 5.28      
2 A' 3164 3064 16.33      
3 A' 3125 3027 58.59      
4 A' 3038 2942 26.38      
5 A' 3017 2921 32.96      
6 A' 2231 2160 36.54      
7 A' 1685 1632 22.57      
8 A' 1521 1472 8.26      
9 A' 1485 1438 15.45      
10 A' 1433 1388 9.56      
11 A' 1383 1339 5.80      
12 A' 1343 1301 1.98      
13 A' 1302 1261 4.20      
14 A' 1115 1080 2.57      
15 A' 1075 1041 2.44      
16 A' 988 956 5.86      
17 A' 894 865 5.49      
18 A' 566 548 0.10      
19 A' 499 483 0.48      
20 A' 257 249 1.10      
21 A' 148 144 3.29      
22 A" 3126 3027 66.67      
23 A" 3051 2954 23.16      
24 A" 1517 1469 10.79      
25 A" 1282 1242 0.30      
26 A" 1114 1078 4.33      
27 A" 1027 995 58.72      
28 A" 889 861 8.82      
29 A" 752 729 4.38      
30 A" 481 466 2.78      
31 A" 272 264 0.17      
32 A" 175 169 0.07      
33 A" 124 120 2.99      

Unscaled Zero Point Vibrational Energy (zpe) 23643.7 cm-1
Scaled (by 0.9684) Zero Point Vibrational Energy (zpe) 22896.6 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 B3LYP/CEP-31G
ABC
0.46756 0.04983 0.04581

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.393 2.999 0.000
C2 -0.773 1.978 0.000
H3 1.085 0.860 0.000
C4 0.000 0.746 0.000
H5 -1.697 -0.535 0.000
C6 -0.602 -0.489 0.000
H7 -0.212 -2.404 0.880
H8 -0.212 -2.404 -0.880
C9 0.133 -1.826 0.000
H10 2.121 -2.754 0.000
H11 2.057 -1.213 -0.894
H12 2.057 -1.213 0.894
C13 1.683 -1.741 0.000

Atom - Atom Distances (Å)
  N1 C2 H3 C4 H5 C6 H7 H8 C9 H10 H11 H12 C13
N11.19403.27362.64873.54663.57675.60015.60015.06046.74095.51695.51695.6508
C21.19402.16891.45472.67762.47354.50514.50513.91085.54694.35774.35774.4574
H33.27362.16891.09143.11282.16043.62143.62142.84993.75942.45762.45762.6693
C42.64871.45471.09142.12621.37403.27773.27772.57544.09232.97752.97753.0033
H53.54662.67763.11282.12621.09652.54462.54462.24024.41613.91793.91793.5892
C63.57672.47352.16041.37401.09652.14322.14321.52553.54122.89642.89642.6053
H75.60014.50513.62143.27772.54462.14321.76061.10842.51783.11682.56242.1921
H85.60014.50513.62143.27772.54462.14321.76061.10842.51782.56243.11682.1921
C95.06043.91082.84992.57542.24021.52551.10841.10842.19342.20772.20771.5519
H106.74095.54693.75944.09234.41613.54122.51782.51782.19341.78291.78291.1031
H115.51694.35772.45762.97753.91792.89643.11682.56242.20771.78291.78851.1039
H125.51694.35772.45762.97753.91792.89642.56243.11682.20771.78291.78851.1039
C135.65084.45742.66933.00333.58922.60532.19212.19211.55191.10311.10391.1039

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 179.180 C2 C4 H3 116.093
C2 C4 C6 121.930 H3 C4 C6 121.977
C4 C6 H5 118.349 C4 C6 C9 125.224
H5 C6 C9 116.427 C6 C9 H7 107.873
C6 C9 H8 107.873 C6 C9 C13 115.682
H7 C9 H8 105.162 H7 C9 C13 109.854
H8 C9 C13 109.854 C9 C13 H10 110.259
C9 C13 H11 111.341 C9 C13 H12 111.341
H10 C13 H11 107.773 H10 C13 H12 107.773
H11 C13 H12 108.210
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.395      
2 C -0.741      
3 H 0.310      
4 C -0.084      
5 H 0.288      
6 C -0.253      
7 H 0.138      
8 H 0.138      
9 C -0.254      
10 H 0.184      
11 H 0.135      
12 H 0.135      
13 C -0.392      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.030 -4.827 0.000 5.237
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.553 7.658 0.000
y 7.658 -47.666 0.000
z 0.000 0.000 -37.324
Traceless
 xyz
x 4.942 7.658 0.000
y 7.658 -10.227 0.000
z 0.000 0.000 5.286
Polar
3z2-r210.571
x2-y210.113
xy7.658
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.797 -1.623 0.000
y -1.623 13.185 0.000
z 0.000 0.000 5.238


<r2> (average value of r2) Å2
<r2> 183.088
(<r2>)1/2 13.531