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All results from a given calculation for C3H5 (Allyl radical)

using model chemistry: CCSD(T)=FULL/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2A2
Energy calculated at CCSD(T)=FULL/6-31G
 hartrees
Energy at 0K-116.716094
Energy at 298.15K-116.720294
HF Energy-116.427625
Nuclear repulsion energy64.021458
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 CCSD(T)=FULL/6-31G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3208 3208        
2 A1 3112 3112        
3 A1 3095 3095        
4 A1 1545 1545        
5 A1 1282 1282        
6 A1 1037 1037        
7 A1 432 432        
8 A2 751 751        
9 A2 535 535        
10 B1 970 970        
11 B1 761 761        
12 B1 518 518        
13 B2 3203 3203        
14 B2 3105 3105        
15 B2 1524 1524        
16 B2 1450 1450        
17 B2 1201 1201        
18 B2 956 956        

Unscaled Zero Point Vibrational Energy (zpe) 14342.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 14342.0 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 CCSD(T)=FULL/6-31G
ABC
1.77974 0.33460 0.28165

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)=FULL/6-31G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.453
H2 0.000 0.000 1.552
C3 0.000 1.246 -0.200
C4 0.000 -1.246 -0.200
H5 0.000 2.187 0.355
H6 0.000 -2.187 0.355
H7 0.000 1.315 -1.293
H8 0.000 -1.315 -1.293

Atom - Atom Distances (Å)
  C1 H2 C3 C4 H5 H6 H7 H8
C11.09831.40681.40682.18932.18932.18572.1857
H21.09832.14942.14942.49312.49313.13363.1336
C31.40682.14942.49191.09263.47761.09522.7840
C41.40682.14942.49193.47761.09262.78401.0952
H52.18932.49311.09263.47764.37431.86483.8701
H62.18932.49313.47761.09264.37433.87011.8648
H72.18573.13361.09522.78401.86483.87012.6290
H82.18573.13362.78401.09523.87011.86482.6290

picture of Allyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 121.812 C1 C3 H7 121.255
C1 C4 H6 121.812 C1 C4 H8 121.255
H2 C1 C3 117.665 H2 C1 C4 117.665
C3 C1 C4 124.670 H5 C3 H7 116.934
H6 C4 H8 116.934
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability