return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C4H5N (Cyclopropanecarbonitrile)

using model chemistry: wB97X-D/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/aug-cc-pVTZ
 hartrees
Energy at 0K-210.139676
Energy at 298.15K-210.144961
HF Energy-210.139676
Nuclear repulsion energy148.477616
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 wB97X-D/aug-cc-pVTZ
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' 3269 3127 3.36      
2 A' 3208 3069 0.22      
3 A' 3173 3036 3.05      
4 A' 2387 2284 37.54      
5 A' 1518 1452 0.84      
6 A' 1399 1338 0.35      
7 A' 1223 1170 1.12      
8 A' 1146 1096 0.57      
9 A' 1073 1027 5.66      
10 A' 971 929 25.56      
11 A' 825 789 1.74      
12 A' 762 729 5.17      
13 A' 540 517 0.33      
14 A' 202 193 4.52      
15 A" 3256 3115 0.19      
16 A" 3169 3031 8.19      
17 A" 1480 1416 4.64      
18 A" 1209 1157 0.56      
19 A" 1112 1064 0.38      
20 A" 1099 1051 7.32      
21 A" 925 885 1.17      
22 A" 830 794 9.54      
23 A" 561 537 0.79      
24 A" 212 203 2.79      

Unscaled Zero Point Vibrational Energy (zpe) 17774.6 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 17003.2 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 wB97X-D/aug-cc-pVTZ
ABC
0.53511 0.11621 0.11020

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 0.327 2.016 1.266
H2 0.327 2.016 -1.266
H3 -1.119 0.907 -1.252
H4 -1.119 0.907 1.252
H5 1.655 0.336 0.000
C6 0.581 0.218 0.000
N7 -0.231 -2.234 0.000
C8 0.138 -1.147 0.000
C9 -0.231 1.252 0.745
C10 -0.231 1.252 -0.745

Atom - Atom Distances (Å)
  H1 H2 H3 H4 H5 C6 N7 C8 C9 C10
H12.53113.10761.82252.48752.21384.46963.41211.07952.2221
H22.53111.82253.10762.48752.21384.46963.41212.22211.0795
H33.10761.82252.50313.09642.22113.49622.71442.21261.0794
H41.82253.10762.50313.09642.22113.49622.71441.07942.2126
H52.48752.48753.09643.09641.08003.18742.12072.22472.2247
C62.21382.21382.22112.22111.08002.58261.43451.51161.5116
N74.46964.46963.49623.49623.18742.58261.14813.56513.5651
C83.41213.41212.71442.71442.12071.43451.14812.53922.5392
C91.07952.22212.21261.07942.22471.51163.56512.53921.4905
C102.22211.07951.07942.21262.22471.51163.56512.53921.4905

picture of Cyclopropanecarbonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C9 H4 115.175 H1 C9 C6 116.398
H1 C9 C10 118.817 H2 C10 H3 115.175
H2 C10 C6 116.398 H2 C10 C9 118.817
H3 C10 C6 117.041 H3 C10 C9 117.974
H4 C9 C6 117.041 H4 C9 C10 117.974
H5 C6 C8 114.261 H5 C6 C9 117.312
H5 C6 C10 117.312 C6 C8 N7 179.210
C6 C9 C10 60.461 C6 C10 C9 60.461
C8 C6 C9 119.038 C8 C6 C10 119.038
C9 C6 C10 59.078
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.262      
2 H 0.262      
3 H 0.289      
4 H 0.289      
5 H 0.242      
6 C 0.224      
7 N -0.746      
8 C 0.378      
9 C -0.601      
10 C -0.601      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.915 4.303 0.000 4.399
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.895 -0.551 0.000
y -0.551 -37.879 0.000
z 0.000 0.000 -29.203
Traceless
 xyz
x 5.646 -0.551 0.000
y -0.551 -9.330 0.000
z 0.000 0.000 3.684
Polar
3z2-r27.368
x2-y29.984
xy-0.551
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.247 0.199 0.000
y 0.199 9.445 0.000
z 0.000 0.000 6.526


<r2> (average value of r2) Å2
<r2> 113.182
(<r2>)1/2 10.639