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All results from a given calculation for C4H5N (Cyclopropanecarbonitrile)

using model chemistry: MP2/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/6-311G*
 hartrees
Energy at 0K-209.533919
Energy at 298.15K-209.539195
HF Energy-208.829375
Nuclear repulsion energy147.290401
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 MP2/6-311G*
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' 3298 3134 3.95      
2 A' 3225 3065 0.60      
3 A' 3192 3033 2.09      
4 A' 2200 2091 3.37      
5 A' 1539 1462 1.13      
6 A' 1408 1338 0.54      
7 A' 1243 1181 1.14      
8 A' 1156 1099 0.69      
9 A' 1088 1034 10.36      
10 A' 985 936 24.35      
11 A' 829 788 1.55      
12 A' 771 732 3.86      
13 A' 526 499 0.65      
14 A' 208 198 3.36      
15 A" 3285 3122 0.27      
16 A" 3187 3029 6.19      
17 A" 1500 1426 5.91      
18 A" 1224 1163 0.86      
19 A" 1135 1079 4.66      
20 A" 1097 1043 6.90      
21 A" 924 878 0.57      
22 A" 851 809 10.74      
23 A" 542 515 0.40      
24 A" 215 204 1.83      

Unscaled Zero Point Vibrational Energy (zpe) 17813.6 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 16928.3 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 MP2/6-311G*
ABC
0.52743 0.11439 0.10856

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 0.326 2.032 1.270
H2 0.326 2.032 -1.270
H3 -1.122 0.912 -1.260
H4 -1.122 0.912 1.260
H5 1.660 0.349 0.000
C6 0.583 0.223 0.000
N7 -0.232 -2.261 0.000
C8 0.141 -1.148 0.000
C9 -0.232 1.262 0.750
C10 -0.232 1.262 -0.750

Atom - Atom Distances (Å)
  H1 H2 H3 H4 H5 C6 N7 C8 C9 C10
H12.53993.12231.82982.49462.22524.51123.42871.08372.2320
H22.53991.82983.12232.49462.22524.51123.42872.23201.0837
H33.12231.82982.52013.10522.22903.52842.72512.22531.0836
H41.82983.12232.52013.10522.22903.52842.72511.08362.2253
H52.49462.49463.10523.10521.08463.22392.13282.23062.2306
C62.22522.22522.22902.22901.08462.61401.43991.51871.5187
N74.51124.51123.52843.52843.22392.61401.17413.60203.6020
C83.42873.42872.72512.72512.13281.43991.17412.55122.5512
C91.08372.23202.22531.08362.23061.51873.60202.55121.4991
C102.23201.08371.08362.22532.23061.51873.60202.55121.4991

picture of Cyclopropanecarbonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C9 H4 115.193 H1 C9 C6 116.535
H1 C9 C10 118.699 H2 C10 H3 115.193
H2 C10 C6 116.535 H2 C10 C9 118.699
H3 C10 C6 116.880 H3 C10 C9 118.105
H4 C9 C6 116.880 H4 C9 C10 118.105
H5 C6 C8 114.574 H5 C6 C9 116.938
H5 C6 C10 116.938 C6 C8 N7 179.345
C6 C9 C10 60.425 C6 C10 C9 60.425
C8 C6 C9 119.128 C8 C6 C10 119.128
C9 C6 C10 59.149
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability