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All results from a given calculation for C4H5N (Cyclopropanecarbonitrile)

using model chemistry: MP2=FULL/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 MP2=FULL/6-31G**
 hartrees
Energy at 0K-209.524908
Energy at 298.15K-209.530221
HF Energy-208.798213
Nuclear repulsion energy147.572542
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=FULL/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' 3356 3136 3.38      
2 A' 3276 3061 0.61      
3 A' 3250 3037 1.87      
4 A' 2224 2078 3.11      
5 A' 1569 1466 0.64      
6 A' 1428 1334 0.24      
7 A' 1262 1180 1.40      
8 A' 1169 1093 0.36      
9 A' 1122 1048 5.89      
10 A' 1004 938 22.96      
11 A' 840 784 1.31      
12 A' 782 731 2.68      
13 A' 526 491 0.30      
14 A' 210 196 3.84      
15 A" 3345 3125 0.23      
16 A" 3245 3032 5.85      
17 A" 1527 1427 2.04      
18 A" 1243 1162 0.57      
19 A" 1160 1084 3.21      
20 A" 1128 1054 5.47      
21 A" 951 889 0.81      
22 A" 863 807 8.38      
23 A" 544 508 0.65      
24 A" 216 202 2.49      

Unscaled Zero Point Vibrational Energy (zpe) 18120.0 cm-1
Scaled (by 0.9344) Zero Point Vibrational Energy (zpe) 16931.4 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 MP2=FULL/6-31G**
ABC
0.53312 0.11444 0.10863

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -1.775 1.033 1.264
H2 -1.775 1.033 -1.264
H3 -1.250 -0.712 -1.252
H4 -1.250 -0.712 1.252
H5 0.272 1.672 0.000
C6 0.000 0.626 0.000
N7 2.023 -1.039 0.000
C8 1.116 -0.282 0.000
C9 -1.257 0.241 0.746
C10 -1.257 0.241 -0.746

Atom - Atom Distances (Å)
  H1 H2 H3 H4 H5 C6 N7 C8 C9 C10
H12.52753.10651.82202.48852.21624.50673.41821.07882.2218
H22.52751.82203.10652.48852.21624.50673.41822.22181.0788
H33.10651.82202.50463.09302.21863.51962.71192.21411.0787
H41.82203.10652.50463.09302.21863.51962.71191.07872.2141
H52.48852.48853.09303.09301.08013.22712.12842.22272.2227
C62.21622.21622.21862.21861.08012.62011.43921.51151.5115
N74.50674.50673.51963.51963.22712.62011.18093.59843.5984
C83.41823.41822.71192.71192.12841.43921.18092.54192.5419
C91.07882.22182.21411.07872.22271.51153.59842.54191.4927
C102.22181.07881.07872.21412.22271.51153.59842.54191.4927

picture of Cyclopropanecarbonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C9 H4 115.240 H1 C9 C6 116.659
H1 C9 C10 118.661 H2 C10 H3 115.240
H2 C10 C6 116.659 H2 C10 C9 118.661
H3 C10 C6 116.877 H3 C10 C9 117.974
H4 C9 C6 116.877 H4 C9 C10 117.974
H5 C6 C8 114.555 H5 C6 C9 117.137
H5 C6 C10 117.137 C6 C8 N7 179.252
C6 C9 C10 60.412 C6 C10 C9 60.412
C8 C6 C9 118.939 C8 C6 C10 118.939
C9 C6 C10 59.177
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability