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All results from a given calculation for C4H5N (Cyclopropanecarbonitrile)

using model chemistry: HF/Def2TZVPP

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/Def2TZVPP
 hartrees
Energy at 0K-208.873379
Energy at 298.15K-208.878934
HF Energy-208.873379
Nuclear repulsion energy149.131462
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/Def2TZVPP
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' 3382 3066 9.57      
2 A' 3332 3020 0.69      
3 A' 3291 2983 5.76      
4 A' 2582 2341 46.01      
5 A' 1639 1486 0.45      
6 A' 1500 1360 1.24      
7 A' 1297 1176 1.78      
8 A' 1229 1114 1.00      
9 A' 1185 1074 3.03      
10 A' 1015 920 26.87      
11 A' 868 786 2.95      
12 A' 802 727 8.78      
13 A' 583 529 0.69      
14 A' 237 215 5.67      
15 A" 3367 3052 0.25      
16 A" 3284 2977 13.80      
17 A" 1594 1445 2.71      
18 A" 1304 1182 0.68      
19 A" 1233 1117 0.03      
20 A" 1208 1095 6.11      
21 A" 1008 913 1.62      
22 A" 892 808 10.97      
23 A" 612 555 1.78      
24 A" 240 217 3.82      

Unscaled Zero Point Vibrational Energy (zpe) 18841.8 cm-1
Scaled (by 0.9064) Zero Point Vibrational Energy (zpe) 17078.2 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 HF/Def2TZVPP
ABC
0.54126 0.11675 0.11059

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 0.330 2.006 1.260
H2 0.330 2.006 -1.260
H3 -1.111 0.916 -1.247
H4 -1.111 0.916 1.247
H5 1.643 0.324 0.000
C6 0.577 0.215 0.000
N7 -0.227 -2.219 0.000
C8 0.128 -1.155 0.000
C9 -0.227 1.250 0.743
C10 -0.227 1.250 -0.743

Atom - Atom Distances (Å)
  H1 H2 H3 H4 H5 C6 N7 C8 C9 C10
H12.52023.09001.80672.47802.20314.44403.40831.07152.2117
H22.52021.80673.09002.47802.20314.44403.40832.21171.0715
H33.09001.80672.49343.08052.21263.48792.71622.20261.0712
H41.80673.09002.49343.08052.21263.48792.71621.07122.2026
H52.47802.47803.08053.08051.07113.15682.11672.21522.2152
C62.20312.20312.21262.21261.07112.56431.44191.50671.5067
N74.44404.44403.48793.48793.15682.56431.12243.54853.5485
C83.40833.40832.71622.71622.11671.44191.12242.54232.5423
C91.07152.21172.20261.07122.21521.50673.54852.54231.4855
C102.21171.07151.07122.20262.21521.50673.54852.54231.4855

picture of Cyclopropanecarbonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C9 H4 114.961 H1 C9 C6 116.400
H1 C9 C10 118.871 H2 C10 H3 114.961
H2 C10 C6 116.400 H2 C10 C9 118.871
H3 C10 C6 117.252 H3 C10 C9 118.064
H4 C9 C6 117.252 H4 C9 C10 118.064
H5 C6 C8 113.951 H5 C6 C9 117.495
H5 C6 C10 117.495 C6 C8 N7 179.685
C6 C9 C10 60.464 C6 C10 C9 60.464
C8 C6 C9 119.113 C8 C6 C10 119.113
C9 C6 C10 59.072
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.064      
2 H 0.064      
3 H 0.071      
4 H 0.071      
5 H 0.078      
6 C 0.132      
7 N -0.130      
8 C -0.194      
9 C -0.078      
10 C -0.078      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.933 4.436 0.000 4.533
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.173 -0.617 0.000
y -0.617 -38.525 0.000
z 0.000 0.000 -29.468
Traceless
 xyz
x 5.823 -0.617 0.000
y -0.617 -9.705 0.000
z 0.000 0.000 3.881
Polar
3z2-r27.762
x2-y210.352
xy-0.617
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.634 0.231 0.000
y 0.231 8.542 0.000
z 0.000 0.000 5.889


<r2> (average value of r2) Å2
<r2> 112.970
(<r2>)1/2 10.629