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

using model chemistry: B3PW91/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/3-21G
 hartrees
Energy at 0K-246.722297
Energy at 298.15K-246.727541
Nuclear repulsion energy197.267432
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 B3PW91/3-21G
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' 3316 3187 0.37      
2 A' 3237 3112 9.20      
3 A' 3132 3010 22.52      
4 A' 2345 2254 57.75      
5 A' 1553 1493 2.67      
6 A' 1418 1363 7.85      
7 A' 1194 1147 0.12      
8 A' 1165 1120 30.44      
9 A' 1114 1070 4.02      
10 A' 957 920 7.23      
11 A' 922 886 35.28      
12 A' 817 786 7.52      
13 A' 619 595 12.80      
14 A' 578 556 8.96      
15 A' 445 428 2.36      
16 A' 204 196 1.55      
17 A" 3239 3113 0.96      
18 A" 3136 3014 13.74      
19 A" 1517 1458 1.51      
20 A" 1271 1222 0.00      
21 A" 1163 1118 0.54      
22 A" 1099 1056 0.03      
23 A" 1037 996 0.20      
24 A" 956 918 0.88      
25 A" 824 792 0.04      
26 A" 604 580 0.62      
27 A" 207 199 3.58      

Unscaled Zero Point Vibrational Energy (zpe) 19032.1 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 18293.7 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 B3PW91/3-21G
ABC
0.29422 0.09516 0.08199

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -0.710 -0.086 2.087
H2 -1.587 1.274 1.200
C3 -1.007 0.355 1.140
H4 -0.710 -0.086 -2.087
H5 -1.587 1.274 -1.200
C6 -1.007 0.355 -1.140
C7 0.000 0.229 0.000
H8 -1.405 -1.671 0.000
C9 -1.271 -0.604 0.000
N10 2.504 -0.325 0.000
C11 1.363 -0.074 0.000

Atom - Atom Distances (Å)
  H1 H2 C3 H4 H5 C6 C7 H8 C9 N10 C11
H11.84571.08644.17403.66443.27052.22702.71052.22213.84012.9420
H21.84571.08863.66442.40092.58042.24773.18552.25124.55403.4589
C31.08641.08863.27052.58042.27981.52612.35831.51283.75382.6649
H44.17403.66443.27051.84571.08642.22702.71052.22213.84012.9420
H53.66442.40092.58041.84571.08862.24773.18552.25124.55403.4589
C63.27052.58042.27981.08641.08861.52612.35831.51283.75382.6649
C72.22702.24771.52612.22702.24771.52612.36251.51972.56491.3966
H82.71053.18552.35832.71053.18552.35832.36251.07534.13393.1952
C92.22212.25121.51282.22212.25121.51281.51971.07533.78592.6873
N103.84014.55403.75383.84014.55403.75382.56494.13393.78591.1683
C112.94203.45892.66492.94203.45892.66491.39663.19522.68731.1683

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 116.127 H1 C3 C7 115.939
H1 C3 C9 116.543 H2 C3 C7 117.575
H2 C3 C9 118.944 C3 C7 C6 96.646
C3 C7 C9 59.561 C3 C7 C11 131.451
C3 C9 C6 97.784 C3 C9 C7 60.430
C3 C9 H8 130.587 H4 C6 H5 116.127
H4 C6 C7 115.939 H4 C6 C9 116.543
H5 C6 C7 117.575 H5 C6 C9 118.944
C6 C7 C9 59.561 C6 C7 C11 131.451
C6 C9 C7 60.430 C6 C9 H8 130.587
C7 C3 C9 60.009 C7 C6 C9 60.009
C7 C9 H8 130.345 C7 C11 N10 179.867
C9 C7 C11 134.231
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.252      
2 H 0.236      
3 C -0.297      
4 H 0.252      
5 H 0.236      
6 C -0.297      
7 C -0.113      
8 H 0.238      
9 C -0.219      
10 N -0.510      
11 C 0.222      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -3.866 -0.044 0.000 3.867
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.481 1.017 0.000
y 1.017 -33.649 0.000
z 0.000 0.000 -31.899
Traceless
 xyz
x -12.707 1.017 0.000
y 1.017 5.041 0.000
z 0.000 0.000 7.666
Polar
3z2-r215.331
x2-y2-11.832
xy1.017
xz0.000
yz0.000


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> 146.079
(<r2>)1/2 12.086