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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: CISD/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at CISD/aug-cc-pVDZ
 hartrees
Energy at 0K-117.492137
Energy at 298.15K-117.498547
HF Energy-117.071052
Nuclear repulsion energy75.499404
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 CISD/aug-cc-pVDZ
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' 3232 3232 0.00      
2 A1' 1568 1568 0.00      
3 A1' 1252 1252 0.00      
4 A1" 1180 1180 0.00      
5 A2' 1107 1107 0.00      
6 A2" 3325 3325 33.42      
7 A2" 867 867 0.16      
8 E' 3217 3217 22.47      
8 E' 3217 3217 22.47      
9 E' 1505 1505 0.47      
9 E' 1505 1505 0.47      
10 E' 1084 1084 5.45      
10 E' 1084 1084 5.45      
11 E' 918 918 21.90      
11 E' 918 918 21.90      
12 E" 3304 3304 0.00      
12 E" 3304 3304 0.00      
13 E" 1238 1238 0.00      
13 E" 1238 1238 0.00      
14 E" 750 750 0.00      
14 E" 750 750 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 18281.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 18281.4 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 CISD/aug-cc-pVDZ
ABC
0.66843 0.66843 0.41816

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

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.873 0.000
C2 0.756 -0.436 0.000
C3 -0.756 -0.436 0.000
H4 0.000 1.460 0.915
H5 1.264 -0.730 0.915
H6 -1.264 -0.730 0.915
H7 0.000 1.460 -0.915
H8 1.264 -0.730 -0.915
H9 -1.264 -0.730 -0.915

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.51191.51191.08702.23702.23701.08702.23702.2370
C21.51191.51192.23701.08702.23702.23701.08702.2370
C31.51191.51192.23702.23701.08702.23702.23701.0870
H41.08702.23702.23702.52832.52831.83013.12113.1211
H52.23701.08702.23702.52832.52833.12111.83013.1211
H62.23702.23701.08702.52832.52833.12113.12111.8301
H71.08702.23702.23701.83013.12113.12112.52832.5283
H82.23701.08702.23703.12111.83013.12112.52832.5283
H92.23702.23701.08703.12113.12111.83012.52832.5283

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 117.872
C1 C2 H8 117.872 C1 C3 C2 60.000
C1 C3 H6 117.872 C1 C3 H9 117.872
C2 C1 C3 60.000 C2 C1 H4 117.872
C2 C1 H7 117.872 C2 C3 H6 117.872
C2 C3 H9 117.872 C3 C1 H4 117.872
C3 C1 H7 117.872 C3 C2 H5 117.872
C3 C2 H8 117.872 H4 C1 H7 114.656
H5 C2 H8 114.656 H6 C3 H9 114.656
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability