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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: MP2/LANL2DZ

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/LANL2DZ
 hartrees
Energy at 0K-117.275590
Energy at 298.15K 
HF Energy-117.014772
Nuclear repulsion energy74.072606
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 A1' 3161 3045 0.00 248.61 0.03 0.07
2 A1' 1540 1483 0.00 6.16 0.45 0.62
3 A1' 1190 1146 0.00 38.08 0.06 0.11
4 A1" 1187 1143 0.00 0.00 0.75 0.86
5 A2' 1149 1107 0.00 0.00 0.00 0.00
6 A2" 3274 3153 51.53 0.00 0.00 0.00
7 A2" 889 856 2.93 0.00 0.00 0.00
8 E' 3147 3031 27.87 17.41 0.75 0.86
8 E' 3147 3031 27.87 17.41 0.75 0.86
9 E' 1511 1455 2.74 4.21 0.75 0.86
9 E' 1511 1455 2.74 4.21 0.75 0.86
10 E' 1133 1091 18.92 0.96 0.75 0.86
10 E' 1133 1091 18.92 0.96 0.75 0.86
11 E' 851 820 23.68 20.43 0.75 0.86
11 E' 851 820 23.68 20.43 0.75 0.86
12 E" 3251 3131 0.00 65.92 0.75 0.86
12 E" 3251 3131 0.00 65.92 0.75 0.86
13 E" 1238 1192 0.00 8.07 0.75 0.86
13 E" 1238 1192 0.00 8.07 0.75 0.86
14 E" 791 762 0.00 1.22 0.75 0.86
14 E" 791 762 0.00 1.22 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 18117.3 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 17448.8 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
0.64218 0.64218 0.39890

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

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.896 0.000
C2 0.776 -0.448 0.000
C3 -0.776 -0.448 0.000
H4 0.000 1.487 0.920
H5 1.287 -0.743 0.920
H6 -1.287 -0.743 0.920
H7 0.000 1.487 -0.920
H8 1.287 -0.743 -0.920
H9 -1.287 -0.743 -0.920

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.55181.55181.09342.27842.27841.09342.27842.2784
C21.55181.55182.27841.09342.27842.27841.09342.2784
C31.55181.55182.27842.27841.09342.27842.27841.0934
H41.09342.27842.27842.57482.57481.84043.16493.1649
H52.27841.09342.27842.57482.57483.16491.84043.1649
H62.27842.27841.09342.57482.57483.16493.16491.8404
H71.09342.27842.27841.84043.16493.16492.57482.5748
H82.27841.09342.27843.16491.84043.16492.57482.5748
H92.27842.27841.09343.16493.16491.84042.57482.5748

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 117.889
C1 C2 H8 117.889 C1 C3 C2 60.000
C1 C3 H6 117.889 C1 C3 H9 117.889
C2 C1 C3 60.000 C2 C1 H4 117.889
C2 C1 H7 117.889 C2 C3 H6 117.889
C2 C3 H9 117.889 C3 C1 H4 117.889
C3 C1 H7 117.889 C3 C2 H5 117.889
C3 C2 H8 117.889 H4 C1 H7 114.615
H5 C2 H8 114.615 H6 C3 H9 114.615
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability