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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: MP2/TZVP

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/TZVP
 hartrees
Energy at 0K-117.543687
Energy at 298.15K 
HF Energy-117.096957
Nuclear repulsion energy75.958190
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/TZVP
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' 3203 3036 0.00 273.53 0.03 0.06
2 A1' 1548 1468 0.00 1.90 0.52 0.68
3 A1' 1237 1172 0.00 36.11 0.06 0.11
4 A1" 1194 1132 0.00 0.00 0.18 0.30
5 A2' 1115 1057 0.00 0.00 0.63 0.77
6 A2" 3307 3134 22.45 0.00 0.75 0.85
7 A2" 881 835 0.07 0.00 0.69 0.82
8 E' 3195 3029 16.51 21.41 0.75 0.86
8 E' 3195 3029 16.51 21.41 0.75 0.86
9 E' 1498 1420 0.76 5.86 0.75 0.86
9 E' 1498 1420 0.76 5.86 0.75 0.86
10 E' 1100 1042 12.19 0.29 0.75 0.86
10 E' 1100 1042 12.19 0.29 0.75 0.86
11 E' 906 859 20.83 11.35 0.75 0.86
11 E' 906 859 20.83 11.35 0.75 0.86
12 E" 3288 3116 0.00 82.66 0.75 0.86
12 E" 3288 3116 0.00 82.66 0.75 0.86
13 E" 1239 1175 0.00 3.25 0.75 0.86
13 E" 1239 1175 0.00 3.25 0.75 0.86
14 E" 770 730 0.00 0.51 0.75 0.86
14 E" 770 730 0.00 0.51 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 18239.2 cm-1
Scaled (by 0.9479) Zero Point Vibrational Energy (zpe) 17289.0 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/TZVP
ABC
0.67642 0.67642 0.42350

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

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.868 0.000
C2 0.752 -0.434 0.000
C3 -0.752 -0.434 0.000
H4 0.000 1.448 0.911
H5 1.254 -0.724 0.911
H6 -1.254 -0.724 0.911
H7 0.000 1.448 -0.911
H8 1.254 -0.724 -0.911
H9 -1.254 -0.724 -0.911

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.50341.50341.08022.22222.22221.08022.22222.2222
C21.50341.50342.22221.08022.22222.22221.08022.2222
C31.50341.50342.22222.22221.08022.22222.22221.0802
H41.08022.22222.22222.50852.50851.82213.10043.1004
H52.22221.08022.22222.50852.50853.10041.82213.1004
H62.22222.22221.08022.50852.50853.10043.10041.8221
H71.08022.22222.22221.82213.10043.10042.50852.5085
H82.22221.08022.22223.10041.82213.10042.50852.5085
H92.22222.22221.08023.10043.10041.82212.50852.5085

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 117.727
C1 C2 H8 117.727 C1 C3 C2 60.000
C1 C3 H6 117.727 C1 C3 H9 117.727
C2 C1 C3 60.000 C2 C1 H4 117.727
C2 C1 H7 117.727 C2 C3 H6 117.727
C2 C3 H9 117.727 C3 C1 H4 117.727
C3 C1 H7 117.727 C3 C2 H5 117.727
C3 C2 H8 117.727 H4 C1 H7 115.010
H5 C2 H8 115.010 H6 C3 H9 115.010
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability