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All results from a given calculation for C5H8 (Ethenylcyclopropane)

using model chemistry: CCSD(T)/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)/cc-pVDZ
 hartrees
Energy at 0K-194.722635
Energy at 298.15K-194.730735
HF Energy-193.952895
Nuclear repulsion energy161.328057
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)/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' 3246 3178        
2 A' 3245 3176        
3 A' 3164 3097        
4 A' 3152 3085        
5 A' 3147 3080        
6 A' 3136 3069        
7 A' 1696 1660        
8 A' 1506 1474        
9 A' 1460 1429        
10 A' 1347 1318        
11 A' 1298 1271        
12 A' 1230 1204        
13 A' 1214 1189        
14 A' 1055 1032        
15 A' 996 975        
16 A' 966 946        
17 A' 822 805        
18 A' 761 745        
19 A' 437 428        
20 A' 263 258        
21 A" 3231 3162        
22 A" 3140 3073        
23 A" 1453 1422        
24 A" 1189 1164        
25 A" 1121 1097        
26 A" 1060 1038        
27 A" 995 974        
28 A" 920 900        
29 A" 885 866        
30 A" 824 807        
31 A" 659 645        
32 A" 310 303        
33 A" 116 113        

Unscaled Zero Point Vibrational Energy (zpe) 25020.9 cm-1
Scaled (by 0.9788) Zero Point Vibrational Energy (zpe) 24490.4 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)/cc-pVDZ
ABC
0.49498 0.09993 0.09614

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.395 0.291 0.000
C2 0.260 -1.047 0.000
C3 -0.403 -2.227 0.000
C4 0.260 1.445 0.758
C5 0.260 1.445 -0.758
H6 -1.494 0.272 0.000
H7 1.363 -1.045 0.000
H8 0.135 -3.183 0.000
H9 -1.502 -2.265 0.000
H10 -0.399 2.151 1.278
H11 1.206 1.234 1.272
H12 -0.399 2.151 -1.278
H13 1.206 1.234 -1.272

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13
C11.48982.51851.52841.52841.09872.20833.51492.78542.25662.25212.25662.2521
C21.48981.35392.60492.60492.19411.10292.14032.14183.50632.77763.50632.7776
C32.51851.35393.80823.80822.72672.12511.09721.09924.56114.02344.56114.0234
C41.52842.60493.80821.51652.24222.82724.69214.17661.09661.09752.25352.2500
C51.52842.60493.80821.51652.24222.82724.69214.17662.25352.25001.09661.0975
H61.09872.19412.72672.24222.24223.14553.81992.53682.52263.13602.52263.1360
H72.20831.10292.12512.82722.82723.14552.46583.11343.86702.61453.86702.6145
H83.51492.14031.09724.69214.69213.81992.46581.87685.51154.72005.51154.7200
H92.78542.14181.09924.17664.17662.53683.11341.87684.72774.60364.72774.6036
H102.25663.50634.56111.09662.25352.52263.86705.51154.72771.84912.55563.1497
H112.25212.77764.02341.09752.25003.13602.61454.72004.60361.84913.14972.5440
H122.25663.50634.56112.25351.09662.52263.86705.51154.72772.55563.14971.8491
H132.25212.77764.02342.25001.09753.13602.61454.72004.60363.14972.54401.8491

picture of Ethenylcyclopropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 124.587 C1 C2 H7 116.002
C1 C4 C5 60.257 C1 C4 H10 117.612
C1 C4 H11 117.158 C1 C5 C4 60.257
C1 C5 H12 117.612 C1 C5 H13 117.158
C2 C1 C4 119.313 C2 C1 C5 119.313
C2 C1 H6 115.076 C2 C3 H8 121.307
C2 C3 H9 121.290 C3 C2 H7 119.411
C4 C1 H6 116.230 C4 C5 H12 118.278
C4 C5 H13 117.910 C5 C1 H6 116.230
C5 C4 H10 118.278 C5 C4 H11 117.910
H8 C3 H9 117.403 H10 C4 H11 114.869
H12 C5 H13 114.869
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability