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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-270.007105
Energy at 298.15K 
HF Energy-269.099921
Nuclear repulsion energy257.137006
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 3207 3054 3.79      
2 A1 3195 3043 53.72      
3 A1 3168 3016 4.10      
4 A1 3161 3011 5.00      
5 A1 1695 1614 2.11      
6 A1 1584 1508 6.27      
7 A1 1510 1438 3.69      
8 A1 1319 1256 0.93      
9 A1 1216 1158 1.15      
10 A1 980 933 1.32      
11 A1 926 882 1.47      
12 A1 851 811 0.08      
13 A1 447 425 0.31      
14 A2 951 905 0.00      
15 A2 822 782 0.00      
16 A2 736 701 0.00      
17 A2 540 515 0.00      
18 A2 135 129 0.00      
19 B1 990 943 0.01      
20 B1 941 896 0.00      
21 B1 755 719 4.47      
22 B1 646 615 72.72      
23 B1 490 467 28.28      
24 B1 283 270 0.00      
25 B2 3198 3046 45.14      
26 B2 3182 3030 20.60      
27 B2 3162 3011 3.50      
28 B2 1709 1627 5.07      
29 B2 1517 1445 4.14      
30 B2 1440 1372 0.01      
31 B2 1341 1277 0.03      
32 B2 1283 1222 0.52      
33 B2 985 938 1.40      
34 B2 913 870 0.86      
35 B2 671 639 2.72      
36 B2 419 399 0.37      

Unscaled Zero Point Vibrational Energy (zpe) 25182.8 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 23981.6 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
0.12336 0.12316 0.06163

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 1.264 1.027
C3 0.000 -1.264 1.027
C4 0.000 1.575 -0.384
C5 0.000 -1.575 -0.384
C6 0.000 0.731 -1.452
C7 0.000 -0.731 -1.452
H8 0.000 0.000 2.710
H9 0.000 2.119 1.701
H10 0.000 -2.119 1.701
H11 0.000 2.641 -0.616
H12 0.000 -2.641 -0.616
H13 0.000 1.193 -2.440
H14 0.000 -1.193 -2.440

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12 H13 H14
C11.39511.39512.54732.54733.15613.15611.09222.12062.12063.45953.45954.22984.2298
C21.39512.52731.44493.16972.53543.18202.10501.08913.44922.14414.23653.46764.2489
C31.39512.52733.16971.44493.18202.53542.10503.44921.08914.23652.14414.24893.4676
C42.54731.44493.16973.14921.36062.54133.47212.15524.24161.09174.22242.09103.4475
C52.54733.16971.44493.14922.54131.36063.47214.24162.15524.22241.09173.44752.0910
C63.15612.53543.18201.36062.54131.46304.22623.44494.25062.08493.47501.09042.1631
C73.15613.18202.53542.54131.36061.46304.22624.25063.44493.47502.08492.16311.0904
H81.09222.10502.10503.47213.47214.22624.22622.34702.34704.24754.24755.28675.2867
H92.12061.08913.44922.15524.24163.44494.25062.34704.23802.37535.29434.24355.3026
H102.12063.44921.08914.24162.15524.25063.44492.34704.23805.29432.37535.30264.2435
H113.45952.14414.23651.09174.22242.08493.47504.24752.37535.29435.28282.32934.2460
H123.45954.23652.14414.22241.09173.47502.08494.24755.29432.37535.28284.24602.3293
H134.22983.46764.24892.09103.44751.09042.16315.28674.24355.30262.32934.24602.3857
H144.22984.24893.46763.44752.09102.16311.09045.28675.30264.24354.24602.32932.3857

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