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All results from a given calculation for CH2CHCH3 (Propene)

using model chemistry: CCSD/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 CCSD/CEP-121G*
 hartrees
Energy at 0K-20.367253
Energy at 298.15K-20.372792
HF Energy-19.936793
Nuclear repulsion energy40.144684
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 CCSD/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' 3225 3041 26.82      
2 A' 3144 2965 18.56      
3 A' 3129 2951 27.08      
4 A' 3112 2935 12.87      
5 A' 3022 2850 30.17      
6 A' 1699 1602 8.68      
7 A' 1524 1437 11.66      
8 A' 1471 1387 2.29      
9 A' 1435 1353 0.78      
10 A' 1320 1245 0.16      
11 A' 1201 1132 0.28      
12 A' 948 894 2.54      
13 A' 930 877 0.99      
14 A' 423 398 0.67      
15 A" 3090 2914 30.49      
16 A" 1505 1420 7.37      
17 A" 1076 1015 4.98      
18 A" 997 940 22.86      
19 A" 859 810 48.44      
20 A" 568 536 10.53      
21 A" 182 171 0.34      

Unscaled Zero Point Vibrational Energy (zpe) 17429.5 cm-1
Scaled (by 0.9431) Zero Point Vibrational Energy (zpe) 16437.7 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 CCSD/CEP-121G*
ABC
1.52361 0.30461 0.26656

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.152 -0.503 0.000
C2 0.000 0.486 0.000
C3 1.304 0.139 0.000
H4 1.616 -0.907 0.000
H5 2.093 0.890 0.000
H6 -0.267 1.547 0.000
H7 -0.782 -1.536 0.000
H8 -1.788 -0.361 0.886
H9 -1.788 -0.361 -0.886

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.51772.53812.79763.53112.23231.09771.09971.0997
C21.51771.34942.13392.13181.09392.16782.16742.1674
C32.53811.34941.09141.08952.10942.67483.25463.2546
H42.79762.13391.09141.85903.09312.47933.55963.5596
H53.53112.13181.08951.85902.44963.76164.17254.1725
H62.23231.09392.10943.09312.44963.12552.59572.5957
H71.09772.16782.67482.47933.76163.12551.78251.7825
H81.09972.16743.25463.55964.17252.59571.78251.7720
H91.09972.16743.25463.55964.17252.59571.78251.7720

picture of Propene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 124.451 C1 C2 H6 116.530
C2 C1 H7 110.940 C2 C1 H8 110.788
C2 C1 H9 110.788 C2 C3 H4 121.548
C2 C3 H5 121.505 C3 C2 H6 119.019
H4 C3 H5 116.947 H7 C1 H8 108.430
H7 C1 H9 108.430 H8 C1 H9 107.347
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability