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All results from a given calculation for CH2CHCH3 (Propene)

using model chemistry: CID/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 CID/CEP-121G*
 hartrees
Energy at 0K-20.316304
Energy at 298.15K-20.321932
HF Energy-19.937698
Nuclear repulsion energy40.369536
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 CID/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' 3303 3052 25.94      
2 A' 3222 2977 17.54      
3 A' 3207 2963 27.23      
4 A' 3190 2948 11.92      
5 A' 3098 2862 30.65      
6 A' 1761 1627 10.19      
7 A' 1558 1440 12.56      
8 A' 1507 1393 1.98      
9 A' 1469 1358 0.85      
10 A' 1357 1254 0.13      
11 A' 1230 1136 0.35      
12 A' 971 897 2.63      
13 A' 951 879 1.19      
14 A' 432 399 0.76      
15 A" 3168 2927 30.93      
16 A" 1541 1424 7.87      
17 A" 1108 1024 6.55      
18 A" 1042 962 20.66      
19 A" 923 853 53.43      
20 A" 593 548 11.96      
21 A" 192 177 0.37      

Unscaled Zero Point Vibrational Energy (zpe) 17911.0 cm-1
Scaled (by 0.924) Zero Point Vibrational Energy (zpe) 16549.8 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 CID/CEP-121G*
ABC
1.54646 0.30752 0.26933

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.144 -0.508 0.000
C2 0.000 0.481 0.000
C3 1.296 0.147 0.000
H4 1.616 -0.890 0.000
H5 2.075 0.900 0.000
H6 -0.272 1.535 0.000
H7 -0.775 -1.535 0.000
H8 -1.777 -0.368 0.881
H9 -1.777 -0.368 -0.881

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.51202.52572.78653.51302.22051.09161.09371.0937
C21.51201.33802.11972.11661.08802.16032.15722.1572
C32.52571.33801.08561.08372.09362.66803.23733.2373
H42.78652.11971.08561.84803.07332.47723.54433.5443
H53.51302.11661.08371.84802.43113.74884.14944.1494
H62.22051.08802.09363.07332.43113.11082.58042.5804
H71.09162.16032.66802.47723.74883.11081.77251.7725
H81.09372.15723.23733.54434.14942.58041.77251.7617
H91.09372.15723.23733.54434.14942.58041.77251.7617

picture of Propene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 124.689 C1 C2 H6 116.360
C2 C1 H7 111.117 C2 C1 H8 110.738
C2 C1 H9 110.738 C2 C3 H4 121.655
C2 C3 H5 121.508 C3 C2 H6 118.951
H4 C3 H5 116.838 H7 C1 H8 108.410
H7 C1 H9 108.410 H8 C1 H9 107.301
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability