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All results from a given calculation for C5H6 (Propellane)

using model chemistry: MP4=FULL/aug-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 MP4=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-193.509405
Energy at 298.15K-193.515790
HF Energy-192.710254
Nuclear repulsion energy161.675172
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 MP4=FULL/aug-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' 3128 3050        
2 A1' 1524 1486        
3 A1' 1115 1087        
4 A1' 891 869        
5 A1" 909 886        
6 A2' 3220 3140        
7 A2' 940 916        
8 A2" 1112 1084        
9 A2" 618 602        
10 E' 3223 3143        
10 E' 3223 3143        
11 E' 3124 3046        
11 E' 3124 3046        
12 E' 1477 1441        
12 E' 1477 1440        
13 E' 1192 1162        
13 E' 1192 1162        
14 E' 1088 1061        
14 E' 1088 1061        
15 E' 520 507        
15 E' 519 506        
16 E" 1130 1102        
16 E" 1130 1102        
17 E" 1063 1037        
17 E" 1063 1037        
18 E" 728 710        
18 E" 728 710        

Unscaled Zero Point Vibrational Energy (zpe) 20270.6 cm-1
Scaled (by 0.9752) Zero Point Vibrational Energy (zpe) 19767.9 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 MP4=FULL/aug-cc-pVDZ
ABC
0.28132 0.28132 0.19143

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/aug-cc-pVDZ

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.305 0.000
C2 0.000 0.000 0.814
C3 1.130 -0.652 0.000
C4 -1.130 -0.652 0.000
C5 0.000 0.000 -0.814
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
C11.53752.25952.25951.53751.09661.09663.27012.55022.55023.2701
C21.53751.53751.53751.62762.25692.25692.25692.25692.25692.2569
C32.25951.53752.25951.53752.55023.27011.09661.09663.27012.5502
C42.25951.53752.25951.53753.27012.55022.55023.27011.09661.0966
C51.53751.62761.53751.53752.25692.25692.25692.25692.25692.2569
H61.09662.25692.55023.27012.25691.85463.64612.34603.64614.2006
H71.09662.25693.27012.55022.25691.85464.20063.64612.34603.6461
H83.27012.25691.09662.55022.25693.64614.20061.85463.64612.3460
H92.55022.25691.09663.27012.25692.34603.64611.85464.20063.6461
H102.55022.25693.27011.09662.25693.64612.34603.64614.20061.8546
H113.27012.25692.55021.09662.25694.20063.64612.34603.64611.8546

picture of Propellane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 94.576 C1 C2 C4 94.576
C1 C2 C5 58.043 C1 C5 C2 58.043
C1 C5 C3 94.576 C1 C5 C4 94.576
C2 C1 C5 63.914 C2 C1 H6 116.929
C2 C1 H7 116.929 C2 C3 C5 63.914
C2 C3 H8 116.929 C2 C3 H9 116.929
C2 C4 C5 63.914 C2 C4 H10 116.929
C2 C4 H11 116.929 C3 C2 C4 94.576
C3 C2 C5 58.043 C3 C5 C4 94.576
C4 C2 C5 58.043 C5 C1 H6 116.929
C5 C1 H7 116.929 C5 C3 H8 116.929
C5 C3 H9 116.929 C5 C4 H10 116.929
C5 C4 H11 116.929 H6 C1 H7 115.478
H8 C3 H9 115.478 H10 C4 H11 115.478
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability