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All results from a given calculation for CH2CHCH3 (Propene)

using model chemistry: QCISD(T)/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 QCISD(T)/STO-3G
 hartrees
Energy at 0K-115.889850
Energy at 298.15K-115.895232
HF Energy-115.653142
Nuclear repulsion energy69.223192
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 QCISD(T)/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' 3500 3500        
2 A' 3438 3438        
3 A' 3400 3400        
4 A' 3357 3357        
5 A' 3265 3265        
6 A' 1799 1799        
7 A' 1681 1681        
8 A' 1591 1591        
9 A' 1556 1556        
10 A' 1396 1396        
11 A' 1272 1272        
12 A' 1015 1015        
13 A' 981 981        
14 A' 428 428        
15 A" 3413 3413        
16 A" 1676 1676        
17 A" 1151 1151        
18 A" 1069 1069        
19 A" 946 946        
20 A" 588 588        
21 A" 162 162        

Unscaled Zero Point Vibrational Energy (zpe) 18842.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 18842.0 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 QCISD(T)/STO-3G
ABC
1.48145 0.29743 0.26015

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.161 -0.525 0.000
C2 0.000 0.495 0.000
C3 1.314 0.156 0.000
H4 1.644 -0.900 0.000
H5 2.114 0.920 0.000
H6 -0.295 1.565 0.000
H7 -0.773 -1.566 0.000
H8 -1.804 -0.389 0.899
H9 -1.804 -0.389 -0.899

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.54552.56712.83043.57942.26281.11141.11371.1137
C21.54551.35712.15652.15601.11002.20142.20112.2011
C32.56711.35711.10651.10612.13862.70563.29083.2908
H42.83042.15651.10651.87973.13642.50713.60053.6005
H53.57942.15601.10611.87972.49313.80964.22764.2276
H62.26281.11002.13863.13642.49313.16782.62792.6279
H71.11142.20142.70562.50713.80963.16781.80541.8054
H81.11372.20113.29083.60054.22762.62791.80541.7976
H91.11372.20113.29083.60054.22762.62791.80541.7976

picture of Propene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 124.227 C1 C2 H6 115.914
C2 C1 H7 110.842 C2 C1 H8 110.682
C2 C1 H9 110.682 C2 C3 H4 121.842
C2 C3 H5 121.830 C3 C2 H6 119.858
H4 C3 H5 116.328 H7 C1 H8 108.459
H7 C1 H9 108.459 H8 C1 H9 107.613
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability