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All results from a given calculation for C5H8 (Ethenylcyclopropane)

using model chemistry: MP2/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/LANL2DZ
 hartrees
Energy at 0K-194.301195
Energy at 298.15K-194.309310
HF Energy-193.871699
Nuclear repulsion energy159.534557
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 MP2/LANL2DZ
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' 3262 3141 35.80      
2 A' 3253 3133 26.94      
3 A' 3172 3055 11.53      
4 A' 3149 3033 10.52      
5 A' 3146 3030 10.32      
6 A' 3127 3012 19.74      
7 A' 1658 1597 19.79      
8 A' 1530 1474 1.94      
9 A' 1498 1443 0.81      
10 A' 1366 1316 1.22      
11 A' 1330 1281 1.83      
12 A' 1249 1203 3.61      
13 A' 1206 1161 0.50      
14 A' 1133 1091 11.26      
15 A' 1025 987 7.64      
16 A' 938 903 32.16      
17 A' 843 812 2.38      
18 A' 779 750 2.91      
19 A' 440 424 1.34      
20 A' 265 255 0.86      
21 A" 3246 3127 0.05      
22 A" 3142 3026 24.10      
23 A" 1510 1455 3.33      
24 A" 1229 1184 0.92      
25 A" 1177 1133 1.99      
26 A" 1136 1094 9.39      
27 A" 999 962 26.38      
28 A" 946 911 1.82      
29 A" 855 823 61.51      
30 A" 823 793 18.63      
31 A" 673 648 4.58      
32 A" 312 300 1.88      
33 A" 113 109 0.12      

Unscaled Zero Point Vibrational Energy (zpe) 25264.5 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 24332.2 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 MP2/LANL2DZ
ABC
0.48330 0.09749 0.09351

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/LANL2DZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.396 0.289 0.000
C2 0.263 -1.063 0.000
C3 -0.411 -2.255 0.000
C4 0.263 1.467 0.775
C5 0.263 1.467 -0.775
H6 -1.492 0.265 0.000
H7 1.363 -1.067 0.000
H8 0.119 -3.210 0.000
H9 -1.506 -2.292 0.000
H10 -0.397 2.170 1.291
H11 1.210 1.266 1.287
H12 -0.397 2.170 -1.291
H13 1.210 1.266 -1.287

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13
C11.50342.54351.55701.55701.09642.22103.53692.80942.28182.27802.28182.2780
C21.50341.36992.64572.64572.20101.10042.15272.15463.54302.82363.54302.8236
C32.54351.36993.86113.86112.74202.13601.09321.09524.60964.08404.60964.0840
C41.55702.64573.86111.55032.26432.86894.74354.22651.09371.09462.27982.2775
C51.55702.64573.86111.55032.26432.86894.74354.22652.27982.27751.09371.0946
H61.09642.20102.74202.26432.26433.15113.83122.55752.54863.15562.54863.1556
H72.22101.10042.13602.86892.86893.15112.47873.12033.90422.66823.90422.6682
H83.53692.15271.09324.74354.74353.83122.47871.86685.55754.78355.55754.7835
H92.80942.15461.09524.22654.22652.55753.12031.86684.77624.65744.77624.6574
H102.28183.54304.60961.09372.27982.54863.90425.55754.77621.84392.58103.1688
H112.27802.82364.08401.09462.27753.15562.66824.78354.65741.84393.16882.5731
H122.28183.54304.60962.27981.09372.54863.90425.55754.77622.58103.16881.8439
H132.27802.82364.08402.27751.09463.15562.66824.78354.65743.16882.57311.8439

picture of Ethenylcyclopropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 124.486 C1 C2 H7 116.222
C1 C4 C5 60.142 C1 C4 H10 117.760
C1 C4 H11 117.371 C1 C5 C4 60.142
C1 C5 H12 117.760 C1 C5 H13 117.371
C2 C1 C4 119.636 C2 C1 C5 119.636
C2 C1 H6 114.785 C2 C3 H8 121.442
C2 C3 H9 121.467 C3 C2 H7 119.292
C4 C1 H6 116.076 C4 C5 H12 118.113
C4 C5 H13 117.855 C5 C1 H6 116.076
C5 C4 H10 118.113 C5 C4 H11 117.855
H8 C3 H9 117.091 H10 C4 H11 114.836
H12 C5 H13 114.836
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability