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All results from a given calculation for C5H8 (Ethenylcyclopropane)

using model chemistry: QCISD(T)=FULL/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 QCISD(T)=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-194.770791
Energy at 298.15K-194.778848
HF Energy-193.959880
Nuclear repulsion energy161.390523
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 QCISD(T)=FULL/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' 3235 3138        
2 A' 3232 3136        
3 A' 3154 3059        
4 A' 3141 3047        
5 A' 3134 3041        
6 A' 3128 3034        
7 A' 1679 1628        
8 A' 1495 1450        
9 A' 1456 1413        
10 A' 1339 1299        
11 A' 1297 1258        
12 A' 1225 1188        
13 A' 1206 1170        
14 A' 1031 1000        
15 A' 990 960        
16 A' 953 925        
17 A' 814 790        
18 A' 752 729        
19 A' 434 421        
20 A' 261 253        
21 A" 3218 3121        
22 A" 3127 3034        
23 A" 1450 1407        
24 A" 1179 1144        
25 A" 1107 1074        
26 A" 1045 1014        
27 A" 981 952        
28 A" 902 875        
29 A" 891 864        
30 A" 815 791        
31 A" 656 636        
32 A" 308 299        
33 A" 106 103        

Unscaled Zero Point Vibrational Energy (zpe) 24869.3 cm-1
Scaled (by 0.9701) Zero Point Vibrational Energy (zpe) 24125.7 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 QCISD(T)=FULL/aug-cc-pVDZ
ABC
0.49416 0.10011 0.09627

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/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 -1.042 0.000
C3 -0.399 -2.227 0.000
C4 0.260 1.444 0.760
C5 0.260 1.444 -0.760
H6 -1.496 0.275 0.000
H7 1.360 -1.038 0.000
H8 0.142 -3.179 0.000
H9 -1.495 -2.269 0.000
H10 -0.396 2.150 1.278
H11 1.203 1.227 1.271
H12 -0.396 2.150 -1.278
H13 1.203 1.227 -1.271

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13
C11.48832.51911.52971.52971.09642.20613.51302.78542.25542.24962.25542.2496
C21.48831.35582.59972.59972.19501.10072.14012.14133.50082.76693.50082.7669
C32.51911.35583.80643.80642.73192.12401.09481.09694.56034.01444.56034.0144
C41.52972.59973.80641.51992.24242.81904.68664.17661.09401.09492.25422.2500
C51.52972.59973.80641.51992.24242.81904.68664.17662.25422.25001.09401.0949
H61.09642.19502.73192.24242.24243.14373.82252.54392.52253.13232.52253.1323
H72.20611.10072.12402.81902.81903.14372.46403.10993.85752.60163.85752.6016
H83.51302.14011.09484.68664.68663.82252.46401.87285.50694.70715.50694.7071
H92.78542.14131.09694.17664.17662.54393.10991.87284.73024.59584.73024.5958
H102.25543.50084.56031.09402.25422.52253.85755.50694.73021.84662.55573.1474
H112.24962.76694.01441.09492.25003.13232.60164.70714.59581.84663.14742.5420
H122.25543.50084.56032.25421.09402.52253.85755.50694.73022.55573.14741.8466
H132.24962.76694.01442.25001.09493.13232.60164.70714.59583.14742.54201.8466

picture of Ethenylcyclopropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 124.615 C1 C2 H7 116.069
C1 C4 C5 60.211 C1 C4 H10 117.594
C1 C4 H11 117.027 C1 C5 C4 60.211
C1 C5 H12 117.594 C1 C5 H13 117.027
C2 C1 C4 118.942 C2 C1 C5 118.942
C2 C1 H6 115.411 C2 C3 H8 121.323
C2 C3 H9 121.267 C3 C2 H7 119.316
C4 C1 H6 116.300 C4 C5 H12 118.256
C4 C5 H13 117.823 C5 C1 H6 116.300
C5 C4 H10 118.256 C5 C4 H11 117.823
H8 C3 H9 117.410 H10 C4 H11 115.042
H12 C5 H13 115.042
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability