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All results from a given calculation for C4H5N (Cyclopropanecarbonitrile)

using model chemistry: CCD/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 CCD/6-31G*
 hartrees
Energy at 0K-209.485792
Energy at 298.15K-209.491101
HF Energy-208.792057
Nuclear repulsion energy147.330828
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 CCD/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' 3287 3112 5.99      
2 A' 3224 3051 0.88      
3 A' 3197 3026 2.85      
4 A' 2381 2254 9.53      
5 A' 1566 1482 0.54      
6 A' 1435 1358 0.40      
7 A' 1260 1193 1.23      
8 A' 1173 1111 0.96      
9 A' 1125 1065 5.51      
10 A' 998 945 22.56      
11 A' 836 792 1.63      
12 A' 780 738 3.87      
13 A' 532 503 0.36      
14 A' 213 202 4.16      
15 A" 3276 3101 0.22      
16 A" 3191 3020 7.83      
17 A" 1519 1437 3.19      
18 A" 1237 1171 0.77      
19 A" 1158 1096 2.31      
20 A" 1132 1071 6.26      
21 A" 964 913 1.25      
22 A" 864 818 9.07      
23 A" 546 517 0.85      
24 A" 216 205 2.80      

Unscaled Zero Point Vibrational Energy (zpe) 18055.2 cm-1
Scaled (by 0.9465) Zero Point Vibrational Energy (zpe) 17089.3 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 CCD/6-31G*
ABC
0.53005 0.11413 0.10822

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -1.780 1.039 1.272
H2 -1.780 1.039 -1.272
H3 -1.260 -0.715 -1.262
H4 -1.260 -0.715 1.262
H5 0.283 1.675 0.000
C6 0.000 0.625 0.000
N7 2.022 -1.034 0.000
C8 1.125 -0.290 0.000
C9 -1.259 0.242 0.749
C10 -1.259 0.242 -0.749

Atom - Atom Distances (Å)
  H1 H2 H3 H4 H5 C6 N7 C8 C9 C10
H12.54503.12621.82962.50552.22684.51363.43871.08652.2344
H22.54501.82963.12622.50552.22684.51363.43872.23441.0865
H33.12621.82962.52483.11232.23123.53122.73192.22751.0862
H41.82963.12622.52483.11232.23123.53122.73191.08622.2275
H52.50552.50553.11233.11231.08713.21942.13802.23402.2340
C62.22682.22682.23122.23121.08712.61581.45031.51421.5142
N74.51364.51363.53123.53123.21942.61581.16553.59943.5994
C83.43873.43872.73192.73192.13801.45031.16552.55502.5550
C91.08652.23442.22751.08622.23401.51423.59942.55501.4979
C102.23441.08651.08622.22752.23401.51423.59942.55501.4979

picture of Cyclopropanecarbonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C9 H4 114.719 H1 C9 C6 116.827
H1 C9 C10 118.806 H2 C10 H3 114.719
H2 C10 C6 116.827 H2 C10 C9 118.806
H3 C10 C6 117.231 H3 C10 C9 118.208
H4 C9 C6 117.231 H4 C9 C10 118.208
H5 C6 C8 114.062 H5 C6 C9 117.417
H5 C6 C10 117.417 C6 C8 N7 179.466
C6 C9 C10 60.357 C6 C10 C9 60.357
C8 C6 C9 119.033 C8 C6 C10 119.033
C9 C6 C10 59.286
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability