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All results from a given calculation for C4H5N (Cyclopropanecarbonitrile)

using model chemistry: PBEPBEultrafine/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBEultrafine/6-31G*
 hartrees
Energy at 0K-209.866465
Energy at 298.15K-209.871609
HF Energy-209.866465
Nuclear repulsion energy146.640934
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 PBEPBEultrafine/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3194 3142 4.78      
2 A' 3113 3061 0.96      
3 A' 3101 3050 3.28      
4 A' 2274 2236 29.12      
5 A' 1478 1453 0.76      
6 A' 1356 1333 0.24      
7 A' 1204 1184 1.02      
8 A' 1115 1097 0.53      
9 A' 1036 1019 6.46      
10 A' 961 945 23.84      
11 A' 801 788 1.73      
12 A' 746 733 2.54      
13 A' 518 510 0.75      
14 A' 207 204 3.28      
15 A" 3181 3128 0.21      
16 A" 3099 3048 9.84      
17 A" 1443 1420 3.36      
18 A" 1174 1155 0.65      
19 A" 1076 1059 2.99      
20 A" 1047 1030 7.15      
21 A" 881 867 0.09      
22 A" 811 798 8.30      
23 A" 537 528 0.57      
24 A" 208 205 2.10      

Unscaled Zero Point Vibrational Energy (zpe) 17280.5 cm-1
Scaled (by 0.9835) Zero Point Vibrational Energy (zpe) 16995.4 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 PBEPBEultrafine/6-31G*
ABC
0.52720 0.11305 0.10718

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 0.335 2.040 1.277
H2 0.335 2.040 -1.277
H3 -1.130 0.925 -1.270
H4 -1.130 0.925 1.270
H5 1.670 0.330 0.000
C6 0.581 0.221 0.000
N7 -0.231 -2.267 0.000
C8 0.135 -1.154 0.000
C9 -0.231 1.267 0.751
C10 -0.231 1.267 -0.751

Atom - Atom Distances (Å)
  H1 H2 H3 H4 H5 C6 N7 C8 C9 C10
H12.55493.14281.84132.51752.23664.52843.44641.09352.2432
H22.55491.84133.14282.51752.23664.52843.44642.24321.0935
H33.14281.84132.53913.13122.24373.55112.74522.23761.0930
H41.84133.14282.53913.13122.24373.55112.74521.09302.2376
H52.51752.51753.13123.13121.09453.21852.13532.24792.2479
C62.23662.23662.24372.24371.09452.61711.44571.52201.5220
N74.52844.52843.55113.55113.21852.61711.17143.61303.6130
C83.44643.44642.74522.74522.13531.44571.17142.56132.5613
C91.09352.24322.23761.09302.24791.52203.61302.56131.5015
C102.24321.09351.09302.23762.24791.52203.61302.56131.5015

picture of Cyclopropanecarbonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C9 H4 114.731 H1 C9 C6 116.597
H1 C9 C10 118.795 H2 C10 H3 114.731
H2 C10 C6 116.597 H2 C10 C9 118.795
H3 C10 C6 117.247 H3 C10 C9 118.338
H4 C9 C6 117.247 H4 C9 C10 118.338
H5 C6 C8 113.687 H5 C6 C9 117.513
H5 C6 C10 117.513 C6 C8 N7 179.758
C6 C9 C10 60.444 C6 C10 C9 60.444
C8 C6 C9 119.301 C8 C6 C10 119.301
C9 C6 C10 59.111
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.186      
2 H 0.186      
3 H 0.197      
4 H 0.197      
5 H 0.208      
6 C -0.219      
7 N -0.469      
8 C 0.354      
9 C -0.320      
10 C -0.320      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.829 4.084 0.000 4.167
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.417 -0.406 -0.002
y -0.406 -36.943 -0.005
z -0.002 -0.005 -28.745
Traceless
 xyz
x 5.427 -0.406 -0.002
y -0.406 -8.862 -0.005
z -0.002 -0.005 3.435
Polar
3z2-r26.870
x2-y29.526
xy-0.406
xz-0.002
yz-0.005


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.169 0.522 0.001
y 0.522 8.708 0.003
z 0.001 0.003 5.193


<r2> (average value of r2) Å2
<r2> 115.281
(<r2>)1/2 10.737