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All results from a given calculation for CH2CHCH3 (Propene)

using model chemistry: CCD/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/3-21G*
 hartrees
Energy at 0K-116.730349
Energy at 298.15K 
HF Energy-116.421961
Nuclear repulsion energy70.095769
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/3-21G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3204 3065 21.97      
2 A' 3134 2998 7.52      
3 A' 3123 2987 21.65      
4 A' 3096 2962 11.01      
5 A' 3028 2897 17.08      
6 A' 1708 1634 2.10      
7 A' 1580 1512 8.93      
8 A' 1515 1449 0.36      
9 A' 1481 1416 4.96      
10 A' 1373 1313 0.31      
11 A' 1224 1170 0.93      
12 A' 1001 958 3.26      
13 A' 900 861 1.03      
14 A' 441 421 0.55      
15 A" 3082 2948 22.98      
16 A" 1568 1499 6.38      
17 A" 1122 1073 0.01      
18 A" 1028 983 15.24      
19 A" 955 913 42.21      
20 A" 588 563 12.52      
21 A" 182 174 0.35      

Unscaled Zero Point Vibrational Energy (zpe) 17666.0 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 16897.5 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/3-21G*
ABC
1.52423 0.30440 0.26652

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.149 -0.516 0.000
C2 0.000 0.488 0.000
C3 1.299 0.154 0.000
H4 1.624 -0.888 0.000
H5 2.089 0.904 0.000
H6 -0.289 1.542 0.000
H7 -0.760 -1.544 0.000
H8 -1.783 -0.383 0.889
H9 -1.783 -0.383 -0.889

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.52582.53842.79803.53592.23011.09921.10031.1003
C21.52581.34172.12842.13031.09262.16952.17482.1748
C32.53841.34171.09091.08932.10932.66913.25293.2529
H42.79802.12841.09091.85093.09222.47293.55743.5574
H53.53592.13031.08931.85092.46233.75654.17664.1766
H62.23011.09262.10933.09222.46233.12142.59402.5940
H71.09922.16952.66912.47293.75653.12141.78471.7847
H81.10032.17483.25293.55744.17662.59401.78471.7784
H91.10032.17483.25293.55744.17662.59401.78471.7784

picture of Propene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 124.434 C1 C2 H6 115.809
C2 C1 H7 110.423 C2 C1 H8 110.775
C2 C1 H9 110.775 C2 C3 H4 121.741
C2 C3 H5 122.060 C3 C2 H6 119.757
H4 C3 H5 116.199 H7 C1 H8 108.470
H7 C1 H9 108.470 H8 C1 H9 107.838
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability