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All results from a given calculation for C5H6 (Propellane)

using model chemistry: QCISD(T)=FULL/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1
Energy calculated at QCISD(T)=FULL/cc-pVDZ
 hartrees
Energy at 0K-193.473294
Energy at 298.15K-193.479726
HF Energy-192.703659
Nuclear repulsion energy162.049918
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(T)=FULL/cc-pVDZ
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' 3143 3015        
2 A1' 1529 1466        
3 A1' 1139 1092        
4 A1' 910 873        
5 A1" 916 878        
6 A2' 3231 3099        
7 A2' 947 908        
8 A2" 1129 1082        
9 A2" 638 612        
10 E' 3235 3103        
10 E' 3235 3102        
11 E' 3139 3010        
11 E' 3139 3010        
12 E' 1482 1422        
12 E' 1482 1421        
13 E' 1214 1164        
13 E' 1213 1164        
14 E' 1100 1055        
14 E' 1100 1055        
15 E' 523 502        
15 E' 522 501        
16 E" 1146 1099        
16 E" 1146 1099        
17 E" 1074 1030        
17 E" 1074 1030        
18 E" 746 715        
18 E" 746 715        

Unscaled Zero Point Vibrational Energy (zpe) 20448.5 cm-1
Scaled (by 0.959) Zero Point Vibrational Energy (zpe) 19610.1 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(T)=FULL/cc-pVDZ
ABC
0.28291 0.28291 0.19197

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

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.302 0.000
C2 0.000 0.000 0.808
C3 1.128 -0.651 0.000
C4 -1.128 -0.651 0.000
C5 0.000 0.000 -0.808
H6 0.927 1.890 0.000
H7 -0.927 1.890 0.000
H8 1.173 -1.748 0.000
H9 2.100 -0.142 0.000
H10 -2.100 -0.142 0.000
H11 -1.173 -1.748 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11
C11.53252.25512.25511.53251.09781.09783.26762.54852.54853.2676
C21.53251.53251.53251.61652.25472.25472.25472.25472.25472.2547
C32.25511.53252.25511.53252.54853.26761.09781.09783.26762.5485
C42.25511.53252.25511.53253.26762.54852.54853.26761.09781.0978
C51.53251.61651.53251.53252.25472.25472.25472.25472.25472.2547
H61.09782.25472.54853.26762.25471.85463.64582.34563.64584.2002
H71.09782.25473.26762.54852.25471.85464.20023.64582.34563.6458
H83.26762.25471.09782.54852.25473.64584.20021.85463.64582.3456
H92.54852.25471.09783.26762.25472.34563.64581.85464.20023.6458
H102.54852.25473.26761.09782.25473.64582.34563.64584.20021.8546
H113.26762.25472.54851.09782.25474.20023.64582.34563.64581.8546

picture of Propellane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 94.745 C1 C2 C4 94.745
C1 C2 C5 58.168 C1 C5 C2 58.168
C1 C5 C3 94.745 C1 C5 C4 94.745
C2 C1 C5 63.664 C2 C1 H6 117.050
C2 C1 H7 117.050 C2 C3 C5 63.664
C2 C3 H8 117.050 C2 C3 H9 117.050
C2 C4 C5 63.664 C2 C4 H10 117.050
C2 C4 H11 117.050 C3 C2 C4 94.745
C3 C2 C5 58.168 C3 C5 C4 94.745
C4 C2 C5 58.168 C5 C1 H6 117.050
C5 C1 H7 117.050 C5 C3 H8 117.050
C5 C3 H9 117.050 C5 C4 H10 117.050
C5 C4 H11 117.050 H6 C1 H7 115.274
H8 C3 H9 115.274 H10 C4 H11 115.274
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability