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All results from a given calculation for CH3CHCH (1-propenyl radical)

using model chemistry: ROMP2/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at ROMP2/cc-pVDZ
 hartrees
Energy at 0K-116.819976
Energy at 298.15K-116.823959
HF Energy-116.430883
Nuclear repulsion energy63.785164
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 ROMP2/cc-pVDZ
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' 3287 3287        
2 A' 3201 3201        
3 A' 3120 3120        
4 A' 3083 3083        
5 A' 1691 1691        
6 A' 1484 1484        
7 A' 1403 1403        
8 A' 1266 1266        
9 A' 1134 1134        
10 A' 948 948        
11 A' 834 834        
12 A' 406 406        
13 A" 3170 3170        
14 A" 1482 1482        
15 A" 1059 1059        
16 A" 802 802        
17 A" 614 614        
18 A" 201 201        

Unscaled Zero Point Vibrational Energy (zpe) 14592.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 14592.2 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 ROMP2/cc-pVDZ
ABC
1.86772 0.31506 0.28406

See section I.F.4 to change rotational constant units
Geometric Data calculated at ROMP2/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.451 0.000
C2 1.322 0.314 0.000
C3 -0.990 -0.688 0.000
H4 -0.414 1.475 0.000
H5 2.177 0.994 0.000
H6 -0.473 -1.659 0.000
H7 -1.642 -0.637 0.889
H8 -1.642 -0.637 -0.889

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8
C11.32951.50911.10482.24422.16242.16092.1609
C21.32952.52042.08871.09242.66773.23753.2375
C31.50912.52042.23873.58651.10051.10341.1034
H41.10482.08872.23872.63553.13502.59992.5999
H52.24421.09243.58652.63553.75014.24704.2470
H62.16242.66771.10053.13503.75011.78941.7894
H72.16093.23751.10342.59994.24701.78941.7779
H82.16093.23751.10342.59994.24701.78941.7779

picture of 1-propenyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 135.605 C1 C3 H6 110.946
C1 C3 H7 110.649 C1 C3 H8 110.649
C2 C1 C3 125.102 C2 C1 H4 117.902
C3 C1 H4 116.997 H6 C3 H7 108.569
H6 C3 H8 108.569 H7 C3 H8 107.351
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability