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All results from a given calculation for C5H5N (Bicyclo[1.1.0]butane-1-carbonitrile)

using model chemistry: HF/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/CEP-121G
 hartrees
Energy at 0K-39.806785
Energy at 298.15K-39.812273
Nuclear repulsion energy100.072540
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 HF/CEP-121G
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' 3423 3123 0.38      
2 A' 3355 3061 34.95      
3 A' 3240 2957 41.29      
4 A' 2469 2253 119.71      
5 A' 1657 1512 2.32      
6 A' 1517 1384 6.23      
7 A' 1297 1183 3.79      
8 A' 1272 1160 7.47      
9 A' 1190 1085 5.57      
10 A' 1053 961 0.42      
11 A' 966 882 63.59      
12 A' 864 788 3.60      
13 A' 632 576 34.02      
14 A' 583 532 6.32      
15 A' 472 431 1.42      
16 A' 222 202 2.76      
17 A" 3355 3061 6.66      
18 A" 3243 2959 33.19      
19 A" 1620 1478 0.91      
20 A" 1388 1267 1.07      
21 A" 1265 1155 0.77      
22 A" 1203 1098 0.13      
23 A" 1112 1015 0.41      
24 A" 1018 929 0.34      
25 A" 910 830 0.15      
26 A" 603 551 1.06      
27 A" 212 193 5.76      

Unscaled Zero Point Vibrational Energy (zpe) 20069.1 cm-1
Scaled (by 0.9125) Zero Point Vibrational Energy (zpe) 18313.0 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 HF/CEP-121G
ABC
0.29303 0.09449 0.08132

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -0.673 -0.153 2.089
H2 -1.684 1.077 1.221
C3 -1.005 0.243 1.144
H4 -0.673 -0.153 -2.089
H5 -1.684 1.077 -1.221
C6 -1.005 0.243 -1.144
C7 0.000 0.235 0.000
H8 -1.159 -1.804 0.000
C9 -1.157 -0.736 0.000
N10 2.571 -0.053 0.000
C11 1.421 0.072 0.000

Atom - Atom Distances (Å)
  H1 H2 C3 H4 H5 C6 C7 H8 C9 N10 C11
H11.81341.07634.17733.67233.27382.22852.70622.22183.86022.9664
H21.81341.07873.67232.44122.59812.24403.17292.24874.56893.4844
C31.07631.07873.27382.59812.28851.52292.34981.51353.76652.6876
H44.17733.67233.27381.81341.07632.22852.70622.22183.86022.9664
H53.67232.44122.59811.81341.07872.24403.17292.24874.56893.4844
C63.27382.59812.28851.07631.07871.52292.34981.51353.76652.6876
C72.22852.24401.52292.22852.24401.52292.34521.51062.58751.4303
H82.70623.17292.34982.70623.17292.34982.34521.06774.12123.1901
C92.22182.24871.51352.22182.24871.51351.51061.06773.79072.7019
N103.86024.56893.76653.86024.56893.76652.58754.12123.79071.1572
C112.96643.48442.68762.96643.48442.68761.43033.19012.70191.1572

picture of Bicyclo[1.1.0]butane-1-carbonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C3 H2 114.599 H1 C3 C7 117.010
H1 C3 C9 117.164 H2 C3 C7 118.201
H2 C3 C9 119.387 C3 C7 C6 97.418
C3 C7 C9 59.859 C3 C7 C11 131.009
C3 C9 C6 98.226 C3 C9 C7 60.474
C3 C9 H8 130.314 H4 C6 H5 114.599
H4 C6 C7 117.010 H4 C6 C9 117.164
H5 C6 C7 118.201 H5 C6 C9 119.387
C6 C7 C9 59.859 C6 C7 C11 131.009
C6 C9 C7 60.474 C6 C9 H8 130.314
C7 C3 C9 59.667 C7 C6 C9 59.667
C7 C9 H8 130.110 C7 C11 N10 179.664
C9 C7 C11 133.469
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.182      
2 H 0.156      
3 C -0.445      
4 H 0.182      
5 H 0.156      
6 C -0.445      
7 C 0.239      
8 H 0.215      
9 C -0.052      
10 N 0.169      
11 C -0.359      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -4.415 -0.350 0.000 4.429
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -48.695 -0.205 0.000
y -0.205 -34.413 0.000
z 0.000 0.000 -32.594
Traceless
 xyz
x -15.192 -0.205 0.000
y -0.205 6.231 0.000
z 0.000 0.000 8.960
Polar
3z2-r217.921
x2-y2-14.282
xy-0.205
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.140 -0.094 0.000
y -0.094 6.005 0.000
z 0.000 0.000 7.056


<r2> (average value of r2) Å2
<r2> 117.279
(<r2>)1/2 10.830