return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH2CHCH3 (Propene)

using model chemistry: MP4/TZVP

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/TZVP
 hartrees
Energy at 0K-117.607074
Energy at 298.15K 
HF Energy-117.112321
Nuclear repulsion energy70.600563
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/TZVP
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' 3250 3129        
2 A' 3163 3046        
3 A' 3154 3037        
4 A' 3127 3011        
5 A' 3041 2928        
6 A' 1692 1629        
7 A' 1514 1458        
8 A' 1467 1413        
9 A' 1428 1375        
10 A' 1328 1279        
11 A' 1197 1153        
12 A' 952 916        
13 A' 929 894        
14 A' 423 408        
15 A" 3107 2992        
16 A" 1483 1428        
17 A" 1071 1031        
18 A" 993 956        
19 A" 821 791        
20 A" 554 533        
21 A" 195 188        

Unscaled Zero Point Vibrational Energy (zpe) 17444.6 cm-1
Scaled (by 0.9629) Zero Point Vibrational Energy (zpe) 16797.4 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/TZVP
ABC
1.54256 0.30982 0.27101

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.142 -0.497 0.000
C2 0.000 0.482 0.000
C3 1.293 0.136 0.000
H4 1.599 -0.906 0.000
H5 2.079 0.883 0.000
H6 -0.264 1.538 0.000
H7 -0.774 -1.526 0.000
H8 -1.775 -0.357 0.882
H9 -1.775 -0.357 -0.882

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.50342.51562.77093.50352.21571.09331.09481.0948
C21.50341.33872.11742.11741.08872.15222.15252.1525
C32.51561.33871.08611.08392.09542.65303.23053.2305
H42.77092.11741.08611.85223.07332.45293.53023.5302
H53.50352.11741.08391.85222.43303.73434.14374.1437
H62.21571.08872.09543.07332.43303.10652.57962.5796
H71.09332.15222.65302.45293.73433.10651.77351.7735
H81.09482.15253.23053.53024.14372.57961.77351.7640
H91.09482.15253.23053.53024.14372.57961.77351.7640

picture of Propene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 124.432 C1 C2 H6 116.563
C2 C1 H7 110.972 C2 C1 H8 110.901
C2 C1 H9 110.901 C2 C3 H4 121.311
C2 C3 H5 121.494 C3 C2 H6 119.005
H4 C3 H5 117.195 H7 C1 H8 108.296
H7 C1 H9 108.296 H8 C1 H9 107.345
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability