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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: CCD/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at CCD/aug-cc-pVTZ
 hartrees
Energy at 0K-117.652628
Energy at 298.15K-117.659016
HF Energy-117.101876
Nuclear repulsion energy75.894323
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 CCD/aug-cc-pVTZ
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' 3179 3042 0.00      
2 A1' 1549 1482 0.00      
3 A1' 1231 1178 0.00      
4 A1" 1168 1118 0.00      
5 A2' 1103 1055 0.00      
6 A2" 3270 3129 24.06      
7 A2" 859 822 0.30      
8 E' 3168 3031 17.67      
8 E' 3168 3031 17.67      
9 E' 1493 1429 0.76      
9 E' 1493 1429 0.76      
10 E' 1071 1025 7.20      
10 E' 1071 1025 7.20      
11 E' 907 868 20.65      
11 E' 907 868 20.65      
12 E" 3250 3110 0.00      
12 E" 3250 3110 0.00      
13 E" 1226 1173 0.00      
13 E" 1226 1173 0.00      
14 E" 745 713 0.00      
14 E" 745 713 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 18038.7 cm-1
Scaled (by 0.957) Zero Point Vibrational Energy (zpe) 17263.1 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 CCD/aug-cc-pVTZ
ABC
0.67526 0.67526 0.42225

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/aug-cc-pVTZ

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.869 0.000
C2 0.753 -0.435 0.000
C3 -0.753 -0.435 0.000
H4 0.000 1.451 0.910
H5 1.257 -0.726 0.910
H6 -1.257 -0.726 0.910
H7 0.000 1.451 -0.910
H8 1.257 -0.726 -0.910
H9 -1.257 -0.726 -0.910

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.50531.50531.07982.22472.22471.07982.22472.2247
C21.50531.50532.22471.07982.22472.22471.07982.2247
C31.50531.50532.22472.22471.07982.22472.22471.0798
H41.07982.22472.22472.51332.51331.81923.10263.1026
H52.22471.07982.22472.51332.51333.10261.81923.1026
H62.22472.22471.07982.51332.51333.10263.10261.8192
H71.07982.22472.22471.81923.10263.10262.51332.5133
H82.22471.07982.22473.10261.81923.10262.51332.5133
H92.22472.22471.07983.10263.10261.81922.51332.5133

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 117.823
C1 C2 H8 117.823 C1 C3 C2 60.000
C1 C3 H6 117.823 C1 C3 H9 117.823
C2 C1 C3 60.000 C2 C1 H4 117.823
C2 C1 H7 117.823 C2 C3 H6 117.823
C2 C3 H9 117.823 C3 C1 H4 117.823
C3 C1 H7 117.823 C3 C2 H5 117.823
C3 C2 H8 117.823 H4 C1 H7 114.776
H5 C2 H8 114.776 H6 C3 H9 114.776
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability