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All results from a given calculation for C5H8 (Ethenylcyclopropane)

using model chemistry: CID/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 CID/6-31G
 hartrees
Energy at 0K-194.281961
Energy at 298.15K-194.290317
HF Energy-193.860114
Nuclear repulsion energy161.991404
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 CID/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' 3315 3100 29.69      
2 A' 3304 3090 23.74      
3 A' 3234 3025 4.99      
4 A' 3225 3016 11.31      
5 A' 3221 3012 10.74      
6 A' 3188 2982 13.69      
7 A' 1782 1666 16.86      
8 A' 1597 1494 1.51      
9 A' 1557 1456 0.23      
10 A' 1436 1343 0.56      
11 A' 1399 1308 2.51      
12 A' 1299 1215 2.66      
13 A' 1266 1184 1.08      
14 A' 1184 1107 4.14      
15 A' 1074 1005 3.63      
16 A' 1002 937 37.14      
17 A' 868 812 1.64      
18 A' 819 766 1.19      
19 A' 465 435 1.35      
20 A' 284 266 0.91      
21 A" 3299 3085 0.13      
22 A" 3218 3009 19.18      
23 A" 1572 1470 2.31      
24 A" 1278 1195 0.72      
25 A" 1223 1144 0.14      
26 A" 1196 1119 7.18      
27 A" 1063 994 12.43      
28 A" 998 933 4.76      
29 A" 986 922 57.29      
30 A" 875 819 15.42      
31 A" 703 657 3.61      
32 A" 328 307 1.53      
33 A" 109 102 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 26183.7 cm-1
Scaled (by 0.9352) Zero Point Vibrational Energy (zpe) 24487.0 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 CID/6-31G
ABC
0.50127 0.10027 0.09629

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.385 0.287 0.000
C2 0.258 -1.055 0.000
C3 -0.405 -2.219 0.000
C4 0.258 1.446 0.757
C5 0.258 1.446 -0.757
H6 -1.471 0.263 0.000
H7 1.348 -1.060 0.000
H8 0.110 -3.173 0.000
H9 -1.491 -2.261 0.000
H10 -0.391 2.140 1.278
H11 1.193 1.255 1.271
H12 -0.391 2.140 -1.278
H13 1.193 1.255 -1.271

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13
C11.48812.50651.52621.52621.08592.19553.49542.77762.25032.24512.25032.2451
C21.48811.33982.61322.61322.17361.09072.12312.12393.50122.79693.50122.7969
C32.50651.33983.80103.80102.70142.10211.08411.08624.54224.02934.54224.0293
C41.52622.61323.80101.51382.22712.83624.68314.16801.08331.08412.24562.2411
C51.52622.61323.80101.51382.22712.83624.68314.16802.24562.24111.08331.0841
H61.08592.17362.70142.22712.22713.11423.78232.52412.51363.11322.51363.1132
H72.19551.09072.10212.83622.83623.11422.44893.08253.85972.64513.85972.6451
H83.49542.12311.08414.68314.68313.78232.44891.84245.48694.73175.48694.7317
H92.77762.12391.08624.16804.16802.52413.08251.84244.71214.60154.71214.6015
H102.25033.50124.54221.08332.24562.51363.85975.48694.71211.81472.55593.1288
H112.24512.79694.02931.08412.24113.11322.64514.73174.60151.81473.12882.5416
H122.25033.50124.54222.24561.08332.51363.85975.48694.71212.55593.12881.8147
H132.24512.79694.02932.24111.08413.11322.64514.73174.60153.12882.54161.8147

picture of Ethenylcyclopropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 124.751 C1 C2 H7 115.863
C1 C4 C5 60.270 C1 C4 H10 118.167
C1 C4 H11 117.651 C1 C5 C4 60.270
C1 C5 H12 118.167 C1 C5 H13 117.651
C2 C1 C4 120.196 C2 C1 C5 120.196
C2 C1 H6 114.320 C2 C3 H8 121.950
C2 C3 H9 121.856 C3 C2 H7 119.386
C4 C1 H6 115.972 C4 C5 H12 118.750
C4 C5 H13 118.297 C5 C1 H6 115.972
C5 C4 H10 118.750 C5 C4 H11 118.297
H8 C3 H9 116.194 H10 C4 H11 113.709
H12 C5 H13 113.709
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability