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All results from a given calculation for CH2CHCH3 (Propene)

using model chemistry: CISD/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CISD/STO-3G
 hartrees
Energy at 0K-115.865149
Energy at 298.15K-115.870621
HF Energy-115.656525
Nuclear repulsion energy69.699480
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/STO-3G
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' 3587 3587 0.71      
2 A' 3525 3525 1.95      
3 A' 3489 3489 2.41      
4 A' 3442 3442 5.82      
5 A' 3351 3351 2.31      
6 A' 1880 1880 0.74      
7 A' 1718 1718 1.92      
8 A' 1630 1630 0.61      
9 A' 1595 1595 3.30      
10 A' 1439 1439 1.89      
11 A' 1303 1303 0.83      
12 A' 1040 1040 1.96      
13 A' 1009 1009 0.05      
14 A' 440 440 0.28      
15 A" 3500 3500 2.26      
16 A" 1712 1712 1.70      
17 A" 1185 1185 0.09      
18 A" 1123 1123 3.58      
19 A" 1009 1009 10.74      
20 A" 617 617 2.98      
21 A" 168 168 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 19380.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 19380.4 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/STO-3G
ABC
1.50566 0.30116 0.26358

See section I.F.4 to change rotational constant units
Geometric Data calculated at CISD/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.151 -0.530 0.000
C2 0.000 0.491 0.000
C3 1.303 0.166 0.000
H4 1.641 -0.881 0.000
H5 2.092 0.931 0.000
H6 -0.302 1.552 0.000
H7 -0.760 -1.564 0.000
H8 -1.791 -0.398 0.893
H9 -1.791 -0.398 -0.893

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.53872.55062.81353.55712.24901.10461.10691.1069
C21.53871.34272.13852.13791.10322.19032.18972.1897
C32.55061.34271.09991.09942.12032.69173.26913.2691
H42.81352.13851.09991.86753.11312.49573.57883.5788
H53.55712.13791.09941.86752.47273.78914.20024.2002
H62.24901.10322.12033.11312.47273.14902.61102.6110
H71.10462.19032.69172.49573.78913.14901.79461.7946
H81.10692.18973.26913.57884.20022.61101.79461.7865
H91.10692.18973.26913.57884.20022.61101.79461.7865

picture of Propene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 124.411 C1 C2 H6 115.720
C2 C1 H7 110.848 C2 C1 H8 110.664
C2 C1 H9 110.664 C2 C3 H4 121.896
C2 C3 H5 121.869 C3 C2 H6 119.869
H4 C3 H5 116.234 H7 C1 H8 108.481
H7 C1 H9 108.481 H8 C1 H9 107.600
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability