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All results from a given calculation for C5H8 (Ethenylcyclopropane)

using model chemistry: CCSD(T)/aug-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(T)/aug-cc-pVDZ
 hartrees
Energy at 0K-194.756220
Energy at 298.15K-194.764271
HF Energy-193.959541
Nuclear repulsion energy161.230880
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)/aug-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' 3231 3109        
2 A' 3228 3107        
3 A' 3150 3032        
4 A' 3137 3019        
5 A' 3130 3013        
6 A' 3124 3007        
7 A' 1676 1613        
8 A' 1493 1437        
9 A' 1455 1400        
10 A' 1337 1287        
11 A' 1296 1247        
12 A' 1223 1178        
13 A' 1203 1158        
14 A' 1028 990        
15 A' 989 952        
16 A' 950 915        
17 A' 813 782        
18 A' 751 723        
19 A' 434 418        
20 A' 261 251        
21 A" 3213 3093        
22 A" 3123 3006        
23 A" 1449 1395        
24 A" 1178 1134        
25 A" 1105 1063        
26 A" 1043 1003        
27 A" 980 943        
28 A" 899 865        
29 A" 891 858        
30 A" 813 783        
31 A" 654 630        
32 A" 307 295        
33 A" 107 103        

Unscaled Zero Point Vibrational Energy (zpe) 24834.6 cm-1
Scaled (by 0.9625) Zero Point Vibrational Energy (zpe) 23903.3 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 CCSD(T)/aug-cc-pVDZ
ABC
0.49326 0.09990 0.09608

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.400 0.292 0.000
C2 0.260 -1.044 0.000
C3 -0.400 -2.229 0.000
C4 0.260 1.445 0.761
C5 0.260 1.445 -0.761
H6 -1.497 0.274 0.000
H7 1.362 -1.040 0.000
H8 0.141 -3.182 0.000
H9 -1.497 -2.270 0.000
H10 -0.397 2.153 1.277
H11 1.204 1.228 1.273
H12 -0.397 2.153 -1.277
H13 1.204 1.228 -1.273

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13
C11.49002.52111.53161.53161.09722.20843.51592.78682.25732.25202.25732.2520
C21.49001.35672.60312.60312.19681.10162.14152.14253.50472.77053.50472.7705
C32.52111.35673.81033.81032.73352.12561.09571.09774.56464.01864.56464.0186
C41.53162.60313.81031.52142.24472.82284.69134.17991.09491.09572.25522.2527
C51.53162.60313.81031.52142.24472.82284.69134.17992.25522.25271.09491.0957
H61.09722.19682.73352.24472.24473.14643.82512.54452.52433.13502.52433.1350
H72.20841.10162.12562.82282.82283.14642.46583.11213.86212.60583.86212.6058
H83.51592.14151.09574.69134.69133.82512.46581.87475.51224.71215.51224.7121
H92.78682.14251.09774.17994.17992.54453.11211.87474.73354.59964.73354.5996
H102.25733.50474.56461.09492.25522.52433.86215.51224.73351.84852.55493.1499
H112.25202.77054.01861.09572.25273.13502.60584.71214.59961.84853.14992.5462
H122.25733.50474.56462.25521.09492.52433.86215.51224.73352.55493.14991.8485
H132.25202.77054.01862.25271.09573.13502.60584.71214.59963.14992.54621.8485

picture of Ethenylcyclopropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 124.589 C1 C2 H7 116.082
C1 C4 C5 60.219 C1 C4 H10 117.550
C1 C4 H11 117.028 C1 C5 C4 60.219
C1 C5 H12 117.550 C1 C5 H13 117.028
C2 C1 C4 118.964 C2 C1 C5 118.964
C2 C1 H6 115.390 C2 C3 H8 121.308
C2 C3 H9 121.242 C3 C2 H7 119.329
C4 C1 H6 116.299 C4 C5 H12 118.160
C4 C5 H13 117.879 C5 C1 H6 116.299
C5 C4 H10 118.160 C5 C4 H11 117.879
H8 C3 H9 117.450 H10 C4 H11 115.090
H12 C5 H13 115.090
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability