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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: MP2=FULL/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at MP2=FULL/6-31G*
 hartrees
Energy at 0K-117.462835
Energy at 298.15K 
HF Energy-117.058525
Nuclear repulsion energy75.881679
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=FULL/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1' 3220 3034 0.00 213.96 0.05 0.09
2 A1' 1588 1496 0.00 5.33 0.75 0.85
3 A1' 1268 1195 0.00 25.87 0.09 0.16
4 A1" 1201 1131 0.00 0.00 0.75 0.86
5 A2' 1121 1056 0.00 0.00 0.00 0.00
6 A2" 3315 3124 24.06 0.00 0.00 0.00
7 A2" 890 839 0.49 0.00 0.75 0.86
8 E' 3212 3026 16.67 16.94 0.75 0.86
8 E' 3212 3026 16.67 16.94 0.75 0.86
9 E' 1533 1444 0.87 8.29 0.75 0.86
9 E' 1533 1444 0.87 8.29 0.75 0.86
10 E' 1112 1047 11.23 0.00 0.75 0.86
10 E' 1112 1047 11.23 0.00 0.75 0.86
11 E' 936 881 18.19 13.88 0.75 0.86
11 E' 936 881 18.19 13.88 0.75 0.86
12 E" 3298 3108 0.00 82.31 0.75 0.86
12 E" 3298 3108 0.00 82.31 0.75 0.86
13 E" 1255 1182 0.00 11.20 0.75 0.86
13 E" 1255 1182 0.00 11.20 0.75 0.86
14 E" 771 726 0.00 2.64 0.75 0.86
14 E" 771 726 0.00 2.64 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 18416.4 cm-1
Scaled (by 0.9422) Zero Point Vibrational Energy (zpe) 17351.9 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=FULL/6-31G*
ABC
0.67560 0.67560 0.42272

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G*

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.867 0.000
C2 0.751 -0.434 0.000
C3 -0.751 -0.434 0.000
H4 0.000 1.456 0.910
H5 1.261 -0.728 0.910
H6 -1.261 -0.728 0.910
H7 0.000 1.456 -0.910
H8 1.261 -0.728 -0.910
H9 -1.261 -0.728 -0.910

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.50171.50171.08432.22772.22771.08432.22772.2277
C21.50171.50172.22771.08432.22772.22771.08432.2277
C31.50171.50172.22772.22771.08432.22772.22771.0843
H41.08432.22772.22772.52162.52161.82093.11043.1104
H52.22771.08432.22772.52162.52163.11041.82093.1104
H62.22772.22771.08432.52162.52163.11043.11041.8209
H71.08432.22772.22771.82093.11043.11042.52162.5216
H82.22771.08432.22773.11041.82093.11042.52162.5216
H92.22772.22771.08433.11043.11041.82092.52162.5216

picture of Cyclopropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 60.000 C1 C2 H5 118.054
C1 C2 H8 118.054 C1 C3 C2 60.000
C1 C3 H6 118.054 C1 C3 H9 118.054
C2 C1 C3 60.000 C2 C1 H4 118.054
C2 C1 H7 118.054 C2 C3 H6 118.054
C2 C3 H9 118.054 C3 C1 H4 118.054
C3 C1 H7 118.054 C3 C2 H5 118.054
C3 C2 H8 118.054 H4 C1 H7 114.215
H5 C2 H8 114.215 H6 C3 H9 114.215
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability