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All results from a given calculation for C7H7 (cycloheptatrienyl radical)

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 no C2V 2A2
Energy calculated at QCISD/6-31G**
 hartrees
Energy at 0K-270.063143
Energy at 298.15K 
HF Energy-269.112894
Nuclear repulsion energy257.428471
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/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 3255 3064 4.32      
2 A1 3243 3053 54.71      
3 A1 3215 3026 4.36      
4 A1 3208 3020 5.35      
5 A1 1697 1597 2.49      
6 A1 1587 1494 5.41      
7 A1 1513 1424 2.25      
8 A1 1315 1238 0.83      
9 A1 1212 1141 1.53      
10 A1 979 921 1.02      
11 A1 923 869 1.46      
12 A1 851 801 0.09      
13 A1 445 419 0.32      
14 A2 960 904 0.00      
15 A2 825 777 0.00      
16 A2 739 696 0.00      
17 A2 525 495 0.00      
18 A2 131 123 0.00      
19 B1 999 940 0.01      
20 B1 950 894 0.02      
21 B1 756 712 3.31      
22 B1 647 609 65.16      
23 B1 474 446 23.67      
24 B1 279 263 0.00      
25 B2 3246 3056 45.12      
26 B2 3230 3041 21.94      
27 B2 3209 3021 4.00      
28 B2 1711 1611 4.50      
29 B2 1521 1431 2.44      
30 B2 1445 1361 0.01      
31 B2 1338 1260 0.01      
32 B2 1280 1205 0.81      
33 B2 984 926 1.11      
34 B2 910 857 0.89      
35 B2 668 629 2.82      
36 B2 417 393 0.39      

Unscaled Zero Point Vibrational Energy (zpe) 25343.2 cm-1
Scaled (by 0.9414) Zero Point Vibrational Energy (zpe) 23858.1 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/6-31G**
ABC
0.12356 0.12335 0.06173

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.618
C2 0.000 1.263 1.027
C3 0.000 -1.263 1.027
C4 0.000 1.574 -0.384
C5 0.000 -1.574 -0.384
C6 0.000 0.731 -1.452
C7 0.000 -0.731 -1.452
H8 0.000 0.000 2.704
H9 0.000 2.113 1.697
H10 0.000 -2.113 1.697
H11 0.000 2.635 -0.615
H12 0.000 -2.635 -0.615
H13 0.000 1.191 -2.433
H14 0.000 -1.191 -2.433

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12 H13 H14
C11.39471.39472.54622.54623.15503.15501.08602.11482.11483.45333.45334.22244.2224
C21.39472.52651.44423.16842.53453.18092.09961.08293.44252.13904.22933.46074.2418
C31.39472.52653.16841.44423.18092.53452.09963.44251.08294.22932.13904.24183.4607
C42.54621.44423.16843.14791.36012.54043.46562.15004.23411.08554.21482.08513.4415
C52.54623.16841.44423.14792.54041.36013.46564.23412.15004.21481.08553.44152.0851
C63.15502.53453.18091.36012.54041.46244.21903.43884.24342.07903.46811.08422.1582
C73.15503.18092.53452.54041.36011.46244.21904.24343.43883.46812.07902.15821.0842
H81.08602.09962.09963.46563.46564.21904.21902.34062.34064.23734.23735.27335.2733
H92.11481.08293.44252.15004.23413.43884.24342.34064.22662.37045.28104.23265.2896
H102.11483.44251.08294.23412.15004.24343.43882.34064.22665.28102.37045.28964.2326
H113.45332.13904.22931.08554.21482.07903.46814.23732.37045.28105.26912.32194.2355
H123.45334.22932.13904.21481.08553.46812.07904.23735.28102.37045.26914.23552.3219
H134.22243.46074.24182.08513.44151.08422.15825.27334.23265.28962.32194.23552.3814
H144.22244.24183.46073.44152.08512.15821.08425.27335.28964.23264.23552.32192.3814

picture of cycloheptatrienyl radical state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability