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All results from a given calculation for CH2CHCH3 (Propene)

using model chemistry: MP3/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 MP3/CEP-31G
 hartrees
Energy at 0K-20.146190
Energy at 298.15K-20.151728
HF Energy-19.874161
Nuclear repulsion energy39.415102
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 MP3/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' 3218 3218 62.19      
2 A' 3139 3139 19.66      
3 A' 3118 3118 56.92      
4 A' 3099 3099 25.83      
5 A' 3008 3008 43.48      
6 A' 1690 1690 5.65      
7 A' 1515 1515 12.30      
8 A' 1471 1471 2.73      
9 A' 1446 1446 1.92      
10 A' 1328 1328 0.13      
11 A' 1202 1202 0.80      
12 A' 952 952 4.42      
13 A' 918 918 0.60      
14 A' 415 415 0.54      
15 A" 3080 3080 58.66      
16 A" 1491 1491 10.11      
17 A" 1084 1084 3.20      
18 A" 997 997 35.20      
19 A" 857 857 59.44      
20 A" 574 574 15.92      
21 A" 187 187 0.44      

Unscaled Zero Point Vibrational Energy (zpe) 17394.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17394.1 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 MP3/CEP-31G
ABC
1.46249 0.29283 0.25606

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/CEP-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.180 -0.500 0.000
C2 0.000 0.500 0.000
C3 1.335 0.124 0.000
H4 1.640 -0.937 0.000
H5 2.141 0.878 0.000
H6 -0.259 1.575 0.000
H7 -0.810 -1.549 0.000
H8 -1.823 -0.355 0.899
H9 -1.823 -0.355 -0.899

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.54622.59112.85363.59572.26971.11271.11521.1152
C21.54621.38732.18042.17461.10602.20292.20522.2052
C32.59111.38731.10331.10442.15622.71993.31863.3186
H42.85362.18041.10331.88333.14912.52513.62523.6252
H53.59572.17461.10441.88332.49953.82104.24814.2481
H62.26971.10602.15623.14912.49953.17212.64182.6418
H71.11272.20292.71992.52513.82103.17211.80601.8060
H81.11522.20523.31863.62524.24812.64181.80601.7987
H91.11522.20523.31863.62524.24812.64181.80601.7987

picture of Propene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 123.993 C1 C2 H6 116.718
C2 C1 H7 110.838 C2 C1 H8 110.873
C2 C1 H9 110.873 C2 C3 H4 121.780
C2 C3 H5 121.136 C3 C2 H6 119.290
H4 C3 H5 117.084 H7 C1 H8 108.317
H7 C1 H9 108.317 H8 C1 H9 107.501
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability