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

using model chemistry: QCISD/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 QCISD/cc-pVDZ
 hartrees
Energy at 0K-116.863784
Energy at 298.15K-116.867762
HF Energy-116.439346
Nuclear repulsion energy63.625760
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/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' 3261 3128 1.19      
2 A' 3162 3034 17.50      
3 A' 3086 2961 11.61      
4 A' 3058 2934 27.87      
5 A' 1695 1626 1.86      
6 A' 1485 1425 6.55      
7 A' 1413 1356 1.53      
8 A' 1272 1220 1.40      
9 A' 1133 1087 4.91      
10 A' 945 907 1.90      
11 A' 834 801 13.62      
12 A' 408 392 6.44      
13 A" 3130 3003 21.60      
14 A" 1483 1423 5.42      
15 A" 1063 1020 2.15      
16 A" 814 781 1.72      
17 A" 614 589 48.67      
18 A" 192 185 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 14524.2 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 13934.5 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 QCISD/cc-pVDZ
ABC
1.86463 0.31299 0.28238

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.451 0.000
C2 1.325 0.322 0.000
C3 -0.991 -0.695 0.000
H4 -0.426 1.473 0.000
H5 2.175 1.011 0.000
H6 -0.469 -1.666 0.000
H7 -1.643 -0.645 0.891
H8 -1.643 -0.645 -0.891

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8
C11.33141.51471.10682.24642.16902.16712.1671
C21.33142.52932.09511.09442.67873.24693.2469
C31.51472.52932.23973.59651.10291.10581.1058
H41.10682.09512.23972.64193.13942.60012.6001
H52.24641.09443.59652.64193.76374.25684.2568
H62.16902.67871.10293.13943.76371.79341.7934
H72.16713.24691.10582.60014.25681.79341.7824
H82.16713.24691.10582.60014.25681.79341.7824

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 135.424 C1 C3 H6 110.937
C1 C3 H7 110.614 C1 C3 H8 110.614
C2 C1 C3 125.296 C2 C1 H4 118.186
C3 C1 H4 116.519 H6 C3 H7 108.584
H6 C3 H8 108.584 H7 C3 H8 107.402
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability