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All results from a given calculation for CH2CHCH3 (Propene)

using model chemistry: QCISD/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/6-31G*
 hartrees
Energy at 0K-117.495152
Energy at 298.15K 
HF Energy-117.070271
Nuclear repulsion energy70.470828
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 QCISD/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3254 3099 21.93      
2 A' 3176 3024 5.20      
3 A' 3164 3014 31.66      
4 A' 3140 2990 11.55      
5 A' 3056 2910 23.40      
6 A' 1746 1662 6.18      
7 A' 1546 1472 9.39      
8 A' 1494 1423 1.47      
9 A' 1458 1388 1.21      
10 A' 1352 1287 0.27      
11 A' 1222 1163 0.24      
12 A' 971 924 3.45      
13 A' 950 905 0.82      
14 A' 431 410 0.73      
15 A" 3118 2969 25.80      
16 A" 1531 1458 5.93      
17 A" 1099 1046 1.12      
18 A" 1025 976 14.24      
19 A" 926 882 38.27      
20 A" 589 561 9.52      
21 A" 194 185 0.30      

Unscaled Zero Point Vibrational Energy (zpe) 17719.4 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 16874.1 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 QCISD/6-31G*
ABC
1.54255 0.30844 0.27000

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.143 -0.498 0.000
C2 0.000 0.480 0.000
C3 1.295 0.139 0.000
H4 1.612 -0.904 0.000
H5 2.084 0.888 0.000
H6 -0.270 1.539 0.000
H7 -0.777 -1.532 0.000
H8 -1.781 -0.360 0.884
H9 -1.781 -0.360 -0.884

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.50422.51972.78413.51192.21581.09661.09861.0986
C21.50421.33912.12402.12351.09232.15642.15812.1581
C32.51971.33911.08971.08792.09932.66143.23893.2389
H42.78412.12401.08971.85293.08272.46943.54753.5475
H53.51192.12351.08791.85292.44193.74684.15634.1563
H62.21581.09232.09933.08272.44193.11182.58232.5823
H71.09662.15642.66142.46943.74683.11181.77831.7783
H81.09862.15813.23893.54754.15632.58231.77831.7672
H91.09862.15813.23893.54754.15632.58231.77831.7672

picture of Propene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 124.693 C1 C2 H6 116.260
C2 C1 H7 111.049 C2 C1 H8 111.067
C2 C1 H9 111.067 C2 C3 H4 121.639
C2 C3 H5 121.736 C3 C2 H6 119.047
H4 C3 H5 116.625 H7 C1 H8 108.209
H7 C1 H9 108.209 H8 C1 H9 107.087
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability