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All results from a given calculation for CH2CHCH3 (Propene)

using model chemistry: MP4/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4/CEP-121G*
 hartrees
Energy at 0K-20.378945
Energy at 298.15K-20.384459
HF Energy-19.936391
Nuclear repulsion energy40.087239
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 MP4/CEP-121G*
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' 3218 3037        
2 A' 3132 2956        
3 A' 3119 2943        
4 A' 3105 2930        
5 A' 3010 2841        
6 A' 1669 1575        
7 A' 1517 1432        
8 A' 1460 1378        
9 A' 1425 1345        
10 A' 1309 1235        
11 A' 1192 1125        
12 A' 941 888        
13 A' 923 871        
14 A' 418 395        
15 A" 3084 2910        
16 A" 1498 1414        
17 A" 1067 1007        
18 A" 986 930        
19 A" 826 780        
20 A" 559 527        
21 A" 185 175        

Unscaled Zero Point Vibrational Energy (zpe) 17319.8 cm-1
Scaled (by 0.9438) Zero Point Vibrational Energy (zpe) 16346.4 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 MP4/CEP-121G*
ABC
1.51776 0.30377 0.26575

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.155 -0.499 0.000
C2 0.000 0.487 0.000
C3 1.308 0.133 0.000
H4 1.614 -0.916 0.000
H5 2.100 0.882 0.000
H6 -0.261 1.550 0.000
H7 -0.786 -1.534 0.000
H8 -1.791 -0.355 0.887
H9 -1.791 -0.355 -0.887

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.51822.54222.80063.53532.23551.09871.10061.1006
C21.51821.35462.13842.13651.09522.16802.16842.1684
C32.54221.35461.09241.09032.11422.67623.25973.2597
H42.80062.13841.09241.86223.09802.47913.56343.5634
H53.53532.13651.09031.86222.45323.76374.17764.1776
H62.23551.09522.11423.09802.45323.12842.59932.5993
H71.09872.16802.67622.47913.76373.12841.78471.7847
H81.10062.16843.25973.56344.17762.59931.78471.7732
H91.10062.16843.25973.56344.17762.59931.78471.7732

picture of Propene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 124.390 C1 C2 H6 116.680
C2 C1 H7 110.869 C2 C1 H8 110.781
C2 C1 H9 110.781 C2 C3 H4 121.454
C2 C3 H5 121.435 C3 C2 H6 118.930
H4 C3 H5 117.111 H7 C1 H8 108.486
H7 C1 H9 108.486 H8 C1 H9 107.324
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability