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

using model chemistry: G4

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at G4
 hartrees
Energy at 0K-248.057811
Energy at 298.15K-248.051565
HF Energy-248.210152
Nuclear repulsion energy198.480000
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/6-31G(2df,p)
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' 3261 3146 0.12      
2 A' 3192 3080 10.16      
3 A' 3082 2974 37.85      
4 A' 2345 2263 64.46      
5 A' 1538 1484 3.97      
6 A' 1413 1363 4.15      
7 A' 1197 1155 0.77      
8 A' 1144 1104 8.03      
9 A' 1105 1066 4.32      
10 A' 952 919 1.81      
11 A' 908 876 39.75      
12 A' 799 771 6.73      
13 A' 613 591 21.70      
14 A' 536 517 0.49      
15 A' 430 415 0.72      
16 A' 196 189 3.22      
17 A" 3193 3082 2.60      
18 A" 3086 2978 23.76      
19 A" 1488 1436 0.06      
20 A" 1295 1249 0.00      
21 A" 1146 1106 0.15      
22 A" 1092 1053 0.09      
23 A" 1027 991 0.74      
24 A" 942 909 0.01      
25 A" 847 817 0.05      
26 A" 555 536 0.13      
27 A" 190 184 5.99      

Unscaled Zero Point Vibrational Energy (zpe) 18784.5 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 18127.1 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 B3LYP/6-31G(2df,p)
ABC
0.29561 0.09682 0.08308

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -0.697 -0.056 2.083
H2 -1.532 1.336 1.231
C3 -0.980 0.401 1.139
H4 -0.697 -0.056 -2.083
H5 -1.532 1.336 -1.231
C6 -0.980 0.401 -1.139
C7 0.000 0.266 0.000
H8 -1.399 -1.590 0.000
C9 -1.281 -0.519 0.000
N10 2.460 -0.477 0.000
C11 1.348 -0.154 0.000

Atom - Atom Distances (Å)
  H1 H2 C3 H4 H5 C6 C7 H8 C9 N10 C11
H11.83341.08634.16543.69023.26572.21982.68062.21213.80582.9203
H21.83341.09053.69022.46222.60692.23803.17792.24074.55463.4687
C31.08631.09053.26572.60692.27701.50822.33161.49423.72852.6499
H44.16543.69023.26571.83341.08632.21982.68062.21213.80582.9203
H53.69022.46222.60691.83341.09052.23803.17792.24074.55463.4687
C63.26572.60692.27701.08631.09051.50822.33161.49423.72852.6499
C72.21982.23801.50822.21982.23801.50822.32511.50292.57011.4117
H82.68063.17792.33162.68063.17792.33162.32511.07794.01723.0997
C92.21212.24071.49422.21212.24071.49421.50291.07793.74192.6541
N103.80584.55463.72853.80584.55463.72852.57014.01723.74191.1585
C112.92033.46872.64992.92033.46872.64991.41173.09972.65411.1585

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 114.619 H1 C3 C7 116.712
H1 C3 C9 117.057 H2 C3 C7 118.292
H2 C3 C9 119.671 C3 C7 C6 98.379
C3 C7 C9 59.797 C3 C7 C11 130.175
C3 C9 C6 99.414 C3 C9 C7 60.570
C3 C9 H8 129.468 H4 C6 H5 114.619
H4 C6 C7 116.712 H4 C6 C9 117.057
H5 C6 C7 118.292 H5 C6 C9 119.671
C6 C7 C9 59.797 C6 C7 C11 130.175
C6 C9 C7 60.570 C6 C9 H8 129.468
C7 C3 C9 59.633 C7 C6 C9 59.633
C7 C9 H8 128.840 C7 C11 N10 179.508
C9 C7 C11 131.111
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.139      
2 H 0.121      
3 C -0.303      
4 H 0.139      
5 H 0.121      
6 C -0.303      
7 C 0.168      
8 H 0.143      
9 C -0.092      
10 N -0.352      
11 C 0.218      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -4.018 0.408 0.000 4.039
CHELPG        
AIM        
ESP        


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 0.000 0.000 0.000
y 0.000 0.000 0.000
z 0.000 0.000 0.000


<r2> (average value of r2) Å2
<r2> 144.371
(<r2>)1/2 12.015