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All results from a given calculation for C4H5N (Cyclopropanecarbonitrile)

using model chemistry: B2PLYP/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 B2PLYP/6-31G*
 hartrees
Energy at 0K-209.905077
Energy at 298.15K-209.910353
HF Energy-209.680924
Nuclear repulsion energy147.354030
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 B2PLYP/6-31G*
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' 3292 3125 5.79      
2 A' 3221 3058 0.96      
3 A' 3198 3036 3.38      
4 A' 2298 2182 15.65      
5 A' 1550 1472 0.61      
6 A' 1415 1343 0.30      
7 A' 1244 1180 1.48      
8 A' 1162 1103 0.74      
9 A' 1101 1045 5.39      
10 A' 982 932 23.63      
11 A' 830 788 1.75      
12 A' 770 731 4.00      
13 A' 530 503 0.56      
14 A' 213 202 3.92      
15 A" 3280 3113 0.22      
16 A" 3195 3032 9.16      
17 A" 1514 1437 2.47      
18 A" 1230 1168 0.62      
19 A" 1140 1083 2.18      
20 A" 1114 1057 6.69      
21 A" 927 880 0.18      
22 A" 846 803 8.76      
23 A" 549 521 0.88      
24 A" 217 206 2.63      

Unscaled Zero Point Vibrational Energy (zpe) 17908.2 cm-1
Scaled (by 0.9492) Zero Point Vibrational Energy (zpe) 16998.5 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 B2PLYP/6-31G*
ABC
0.53123 0.11410 0.10821

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -1.496 -1.524 1.160
H2 -1.496 -1.524 -1.160
H3 0.353 -1.434 -1.155
H4 0.353 -1.434 1.155
H5 -1.547 0.779 0.000
C6 -0.605 0.234 0.000
N7 1.595 1.529 0.000
C8 0.592 0.950 0.000
C9 -0.605 -1.056 0.813
C10 -0.605 -1.056 -0.813

Atom - Atom Distances (Å)
  H1 H2 H3 H4 H5 C6 N7 C8 C9 C10
H12.32012.96401.85102.57932.28704.49703.43901.06502.2152
H22.32011.85102.96402.57932.28704.49703.43902.21521.0650
H32.96401.85102.30993.13702.24333.41442.65962.22111.0849
H41.85102.96402.30993.13702.24333.41442.65961.08492.2211
H52.57932.57933.13703.13701.08863.23022.14592.21692.2169
C62.28702.28702.24332.24331.08862.55291.39481.52431.5243
N74.49704.49703.41443.41443.23022.55291.15813.49023.4902
C83.43903.43902.65962.65962.14591.39481.15812.47292.4729
C91.06502.21522.22111.08492.21691.52433.49022.47291.6262
C102.21521.06501.08492.22112.21691.52433.49022.47291.6262

picture of Cyclopropanecarbonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C9 H4 118.850 H1 C9 C6 123.085
H1 C9 C10 109.012 H2 C10 H3 118.850
H2 C10 C6 123.085 H2 C10 C9 109.012
H3 C10 C6 117.591 H3 C10 C9 108.366
H4 C9 C6 117.591 H4 C9 C10 108.366
H5 C6 C8 119.054 H5 C6 C9 115.071
H5 C6 C10 115.071 C6 C8 N7 179.148
C6 C9 C10 57.764 C6 C10 C9 57.764
C8 C6 C9 115.732 C8 C6 C10 115.732
C9 C6 C10 64.472
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.188      
2 H 0.188      
3 H 0.199      
4 H 0.199      
5 H 0.217      
6 C -0.211      
7 N -0.476      
8 C 0.337      
9 C -0.320      
10 C -0.320      


Electric dipole moments


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 5.020 0.482 0.000
y 0.482 8.184 0.000
z 0.000 0.000 5.043


<r2> (average value of r2) Å2
<r2> 114.625
(<r2>)1/2 10.706