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All results from a given calculation for C5H8 (Ethenylcyclopropane)

using model chemistry: CCSD(T)/TZVP

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(T)/TZVP
 hartrees
Energy at 0K-194.803399
Energy at 298.15K-194.811551
HF Energy-194.001671
Nuclear repulsion energy162.751684
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(T)/TZVP
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' 3248 3126        
2 A' 3246 3124        
3 A' 3171 3052        
4 A' 3157 3039        
5 A' 3153 3035        
6 A' 3140 3022        
7 A' 1689 1626        
8 A' 1529 1472        
9 A' 1483 1427        
10 A' 1364 1313        
11 A' 1319 1270        
12 A' 1245 1198        
13 A' 1222 1176        
14 A' 1100 1059        
15 A' 1017 979        
16 A' 961 925        
17 A' 833 802        
18 A' 784 754        
19 A' 443 427        
20 A' 269 259        
21 A" 3233 3112        
22 A" 3147 3029        
23 A" 1491 1436        
24 A" 1220 1175        
25 A" 1149 1106        
26 A" 1103 1062        
27 A" 984 947        
28 A" 931 896        
29 A" 841 809        
30 A" 822 791        
31 A" 656 631        
32 A" 315 304        
33 A" 118 114        

Unscaled Zero Point Vibrational Energy (zpe) 25192.8 cm-1
Scaled (by 0.9625) Zero Point Vibrational Energy (zpe) 24248.0 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 CCSD(T)/TZVP
ABC
0.50333 0.10165 0.09777

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.390 0.288 0.000
C2 0.259 -1.042 0.000
C3 -0.405 -2.206 0.000
C4 0.259 1.433 0.753
C5 0.259 1.433 -0.753
H6 -1.476 0.272 0.000
H7 1.349 -1.042 0.000
H8 0.117 -3.155 0.000
H9 -1.491 -2.237 0.000
H10 -0.391 2.133 1.264
H11 1.196 1.225 1.258
H12 -0.391 2.133 -1.264
H13 1.196 1.225 -1.258

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13
C11.47992.49391.51701.51701.08592.19023.48052.75412.23642.23102.23642.2310
C21.47991.34052.58712.58712.17671.09012.11842.11923.47832.75643.47832.7564
C32.49391.34053.77533.77532.69952.10541.08381.08584.51903.98974.51903.9897
C41.51702.58713.77531.50672.21982.80804.65214.13511.08341.08432.23242.2285
C51.51702.58713.77531.50672.21982.80804.65214.13512.23242.22851.08341.0843
H61.08592.17672.69952.21982.21983.11653.77982.50902.49733.10352.49733.1035
H72.19021.09012.10542.80802.80803.11652.44583.08113.83542.59753.83542.5975
H83.48052.11841.08384.65214.65213.77982.44581.85205.46074.68325.46074.6832
H92.75412.11921.08584.13514.13512.50903.08111.85204.67964.55914.67964.5591
H102.23643.47834.51901.08342.23242.49733.83545.46074.67961.82872.52873.1154
H112.23102.75643.98971.08432.22853.10352.59754.68324.55911.82873.11542.5158
H122.23643.47834.51902.23241.08342.49733.83545.46074.67962.52873.11541.8287
H132.23102.75643.98972.22851.08433.10352.59754.68324.55913.11542.51581.8287

picture of Ethenylcyclopropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 124.236 C1 C2 H7 116.081
C1 C4 C5 60.225 C1 C4 H10 117.667
C1 C4 H11 117.137 C1 C5 C4 60.225
C1 C5 H12 117.667 C1 C5 H13 117.137
C2 C1 C4 119.359 C2 C1 C5 119.359
C2 C1 H6 115.207 C2 C3 H8 121.441
C2 C3 H9 121.353 C3 C2 H7 119.683
C4 C1 H6 116.056 C4 C5 H12 118.144
C4 C5 H13 117.733 C5 C1 H6 116.056
C5 C4 H10 118.144 C5 C4 H11 117.733
H8 C3 H9 117.206 H10 C4 H11 115.056
H12 C5 H13 115.056
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability