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All results from a given calculation for CH2CHCH3 (Propene)

using model chemistry: MP2/CEP-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/CEP-31G
 hartrees
Energy at 0K-20.116738
Energy at 298.15K 
HF Energy-19.874359
Nuclear repulsion energy39.443145
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 MP2/CEP-31G
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' 3243 3134 54.77 55.92 0.55 0.71
2 A' 3156 3049 23.86 126.82 0.21 0.34
3 A' 3135 3030 71.44 51.30 0.53 0.69
4 A' 3126 3020 1.60 60.53 0.73 0.84
5 A' 3024 2922 42.06 158.38 0.01 0.03
6 A' 1665 1609 5.70 4.66 0.17 0.29
7 A' 1527 1476 13.18 15.21 0.70 0.83
8 A' 1475 1426 3.17 9.84 0.72 0.84
9 A' 1450 1401 1.77 7.30 0.64 0.78
10 A' 1331 1286 0.09 12.30 0.39 0.56
11 A' 1206 1166 0.99 6.92 0.63 0.77
12 A' 955 923 5.00 1.98 0.32 0.49
13 A' 920 889 0.80 7.11 0.26 0.41
14 A' 416 402 0.56 2.60 0.59 0.75
15 A" 3112 3007 53.85 75.24 0.75 0.86
16 A" 1503 1452 10.86 18.94 0.75 0.86
17 A" 1090 1054 3.63 5.97 0.75 0.86
18 A" 1010 976 38.19 0.55 0.75 0.86
19 A" 864 835 63.12 6.05 0.75 0.86
20 A" 579 560 16.66 5.02 0.75 0.86
21 A" 189 182 0.48 1.92 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17488.8 cm-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 16899.5 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 MP2/CEP-31G
ABC
1.46513 0.29297 0.25619

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.181 -0.494 0.000
C2 0.000 0.499 0.000
C3 1.337 0.118 0.000
H4 1.636 -0.943 0.000
H5 2.142 0.871 0.000
H6 -0.251 1.575 0.000
H7 -0.816 -1.543 0.000
H8 -1.823 -0.349 0.897
H9 -1.823 -0.349 -0.897

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.54332.59132.85213.59282.26911.11041.11271.1127
C21.54331.39032.18032.17431.10492.19882.20182.2018
C32.59131.39031.10151.10272.15532.71853.31793.3179
H42.85212.18031.10151.88293.14602.52353.62213.6221
H53.59282.17431.10271.88292.49453.81764.24464.2446
H62.26911.10492.15533.14602.49453.16882.64202.6420
H71.11042.19882.71852.52353.81763.16881.80141.8014
H81.11272.20183.31793.62214.24462.64201.80141.7942
H91.11272.20183.31793.62214.24462.64201.80141.7942

picture of Propene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 124.007 C1 C2 H6 116.954
C2 C1 H7 110.845 C2 C1 H8 110.949
C2 C1 H9 110.949 C2 C3 H4 121.657
C2 C3 H5 120.988 C3 C2 H6 119.040
H4 C3 H5 117.355 H7 C1 H8 108.254
H7 C1 H9 108.254 H8 C1 H9 107.464
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability