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All results from a given calculation for C6H6 (Trimethylenecycopropane)

using model chemistry: TPSSh/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A'
Energy calculated at TPSSh/6-31G**
 hartrees
Energy at 0K-232.143005
Energy at 298.15K-232.147502
HF Energy-232.143005
Nuclear repulsion energy189.008477
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 TPSSh/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' 3160 3029 0.00      
2 A1' 1891 1813 0.00      
3 A1' 1499 1437 0.00      
4 A1' 803 770 0.00      
5 A1" 749 718 0.00      
6 A2' 3249 3114 0.00      
7 A2' 1103 1057 0.00      
8 A2' 501 480 0.00      
9 A2" 890 854 124.88      
10 A2" 216 207 4.27      
11 E' 3249 3115 12.28      
11 E' 3249 3115 12.28      
12 E' 3159 3029 16.79      
12 E' 3159 3029 16.79      
13 E' 1686 1617 4.02      
13 E' 1686 1617 4.02      
14 E' 1461 1401 5.66      
14 E' 1461 1401 5.66      
15 E' 1136 1089 3.70      
15 E' 1136 1089 3.70      
16 E' 809 776 5.36      
16 E' 809 776 5.36      
17 E' 223 214 0.00      
17 E' 223 214 0.00      
18 E" 884 848 0.00      
18 E" 884 848 0.00      
19 E" 766 734 0.00      
19 E" 766 734 0.00      
20 E" 345 331 0.00      
20 E" 345 331 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 20748.0 cm-1
Scaled (by 0.9587) Zero Point Vibrational Energy (zpe) 19891.1 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 TPSSh/6-31G**
ABC
0.13748 0.13748 0.06874

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-31G**

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.833 0.000
C2 0.722 -0.417 0.000
C3 -0.722 -0.417 0.000
C4 0.000 2.172 0.000
C5 1.881 -1.086 0.000
C6 -1.881 -1.086 0.000
H7 -0.928 2.734 0.000
H8 0.928 2.734 0.000
H9 2.832 -0.563 0.000
H10 1.904 -2.171 0.000
H11 -1.904 -2.171 0.000
H12 -2.832 -0.563 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.44351.44351.33842.68732.68732.11552.11553.15783.55693.55693.1578
C21.44351.44352.68731.33842.68733.55693.15782.11552.11553.15783.5569
C31.44351.44352.68732.68731.33843.15783.55693.55693.15782.11552.1155
C41.33842.68732.68733.76183.76181.08541.08543.93724.74194.74193.9372
C52.68731.33842.68733.76183.76184.74193.93721.08541.08543.93724.7419
C62.68732.68731.33843.76183.76183.93724.74194.74193.93721.08541.0854
H72.11553.55693.15781.08544.74193.93721.85655.00145.66425.00143.8077
H82.11553.15783.55691.08543.93724.74191.85653.80775.00145.66425.0014
H93.15782.11553.55693.93721.08544.74195.00143.80771.85655.00145.6642
H103.55692.11553.15784.74191.08543.93725.66425.00141.85653.80775.0014
H113.55693.15782.11554.74193.93721.08545.00145.66425.00143.80771.8565
H123.15783.55692.11553.93724.74191.08543.80775.00145.66425.00141.8565

picture of Trimethylenecycopropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 60.000 C1 C2 C5 150.000
C1 C3 C2 60.000 C1 C3 C6 150.000
C1 C4 H7 121.214 C1 C4 H8 121.214
C2 C1 C3 60.000 C2 C1 C4 150.000
C2 C3 C6 150.000 C2 C5 H9 121.214
C2 C5 H10 121.214 C3 C1 C4 150.000
C3 C2 C5 150.000 C3 C6 H11 121.214
C3 C6 H12 121.214 H7 C4 H8 117.572
H9 C5 H10 117.572 H11 C6 H12 117.572
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.109      
2 C 0.109      
3 C 0.109      
4 C -0.379      
5 C -0.379      
6 C -0.379      
7 H 0.135      
8 H 0.135      
9 H 0.135      
10 H 0.135      
11 H 0.135      
12 H 0.135      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 14.185 0.000 0.000
y 0.000 14.185 0.000
z 0.000 0.000 3.309


<r2> (average value of r2) Å2
<r2> 168.388
(<r2>)1/2 12.976