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All results from a given calculation for C5H8 (Ethenylcyclopropane)

using model chemistry: CCSD/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD/cc-pVDZ
 hartrees
Energy at 0K-194.696325
Energy at 298.15K-194.704489
HF Energy-193.953826
Nuclear repulsion energy161.668610
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 CCSD/cc-pVDZ
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' 3264 3092 17.74      
2 A' 3261 3089 14.92      
3 A' 3184 3016 8.47      
4 A' 3173 3006 2.27      
5 A' 3166 2999 13.47      
6 A' 3157 2990 7.81      
7 A' 1731 1639 16.78      
8 A' 1523 1443 1.10      
9 A' 1473 1396 0.12      
10 A' 1365 1293 0.81      
11 A' 1313 1244 3.70      
12 A' 1242 1177 2.23      
13 A' 1230 1165 2.34      
14 A' 1072 1016 1.13      
15 A' 1007 954 2.44      
16 A' 979 927 30.41      
17 A' 831 787 1.21      
18 A' 770 730 0.24      
19 A' 443 420 0.89      
20 A' 267 253 1.05      
21 A" 3247 3076 0.12      
22 A" 3158 2991 16.74      
23 A" 1465 1388 0.94      
24 A" 1201 1138 0.64      
25 A" 1135 1075 1.37      
26 A" 1080 1023 2.87      
27 A" 1015 961 10.78      
28 A" 940 890 9.73      
29 A" 914 865 32.80      
30 A" 835 791 5.23      
31 A" 671 635 4.22      
32 A" 314 297 0.87      
33 A" 116 110 0.04      

Unscaled Zero Point Vibrational Energy (zpe) 25269.6 cm-1
Scaled (by 0.9473) Zero Point Vibrational Energy (zpe) 23937.9 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 CCSD/cc-pVDZ
ABC
0.49724 0.10032 0.09651

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.394 0.292 0.000
C2 0.259 -1.047 0.000
C3 -0.402 -2.222 0.000
C4 0.259 1.442 0.756
C5 0.259 1.442 -0.756
H6 -1.490 0.272 0.000
H7 1.360 -1.047 0.000
H8 0.134 -3.177 0.000
H9 -1.499 -2.260 0.000
H10 -0.398 2.148 1.276
H11 1.204 1.234 1.270
H12 -0.398 2.148 -1.276
H13 1.204 1.234 -1.270

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13
C11.48932.51351.52371.52371.09692.20603.50892.78142.25222.24822.25222.2482
C21.48931.34792.60182.60182.19091.10092.13392.13603.50232.77693.50232.7769
C32.51351.34793.79933.79932.72102.11761.09561.09754.55184.01714.55184.0171
C41.52372.60183.79931.51282.23622.82524.68284.16821.09511.09592.24942.2459
C51.52372.60183.79931.51282.23622.82524.68284.16822.24942.24591.09511.0959
H61.09692.19092.72102.23622.23623.14063.81272.53282.51743.13032.51743.1303
H72.20601.10092.11762.82522.82523.14062.45783.10573.86332.61563.86332.6156
H83.50892.13391.09564.68284.68283.81272.45781.87265.50144.71385.50144.7138
H92.78142.13601.09754.16824.16822.53283.10571.87264.71924.59714.71924.5971
H102.25223.50234.55181.09512.24942.51743.86335.50144.71921.84472.55193.1441
H112.24822.77694.01711.09592.24593.13032.61564.71384.59711.84473.14412.5403
H122.25223.50234.55182.24941.09512.51743.86335.50144.71922.55193.14411.8447
H132.24822.77694.01712.24591.09593.13032.61564.71384.59713.14412.54031.8447

picture of Ethenylcyclopropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 124.651 C1 C2 H7 115.981
C1 C4 C5 60.237 C1 C4 H10 117.704
C1 C4 H11 117.294 C1 C5 C4 60.237
C1 C5 H12 117.704 C1 C5 H13 117.294
C2 C1 C4 119.426 C2 C1 C5 119.426
C2 C1 H6 114.963 C2 C3 H8 121.343
C2 C3 H9 121.394 C3 C2 H7 119.369
C4 C1 H6 116.198 C4 C5 H12 118.324
C4 C5 H13 117.955 C5 C1 H6 116.198
C5 C4 H10 118.324 C5 C4 H11 117.955
H8 C3 H9 117.263 H10 C4 H11 114.686
H12 C5 H13 114.686
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability