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

using model chemistry: CCD/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 no C2V 2A2
Energy calculated at CCD/3-21G
 hartrees
Energy at 0K-268.213433
Energy at 298.15K 
HF Energy-267.595591
Nuclear repulsion energy257.394329
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 CCD/3-21G
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 3172 3084 8.13      
2 A1 3152 3064 35.90      
3 A1 3121 3035 1.37      
4 A1 3116 3030 6.08      
5 A1 1752 1704 11.74      
6 A1 1556 1513 12.61      
7 A1 1524 1482 3.16      
8 A1 1371 1333 2.22      
9 A1 1199 1166 0.98      
10 A1 979 952 4.73      
11 A1 943 917 0.43      
12 A1 831 808 0.18      
13 A1 468 455 0.33      
14 A2 1079 1049 0.00      
15 A2 902 877 0.00      
16 A2 757 736 0.00      
17 A2 614 597 0.00      
18 A2 136 132 0.00      
19 B1 1088 1058 0.48      
20 B1 1025 997 0.16      
21 B1 806 783 10.72      
22 B1 650 632 85.05      
23 B1 512 498 42.93      
24 B1 300 292 0.38      
25 B2 3162 3075 28.64      
26 B2 3136 3049 28.28      
27 B2 3114 3027 0.04      
28 B2 1708 1661 12.97      
29 B2 1535 1493 6.90      
30 B2 1483 1442 0.13      
31 B2 1371 1333 0.71      
32 B2 1324 1287 0.23      
33 B2 954 928 3.96      
34 B2 942 916 0.10      
35 B2 436 424 0.49      
36 B2 1685i 1638i 58.32      

Unscaled Zero Point Vibrational Energy (zpe) 24265.9 cm-1
Scaled (by 0.9723) Zero Point Vibrational Energy (zpe) 23593.7 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 CCD/3-21G
ABC
0.12436 0.12263 0.06174

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.623
C2 0.000 1.260 1.035
C3 0.000 -1.260 1.035
C4 0.000 1.567 -0.399
C5 0.000 -1.567 -0.399
C6 0.000 0.727 -1.447
C7 0.000 -0.727 -1.447
H8 0.000 0.000 2.717
H9 0.000 2.122 1.702
H10 0.000 -2.122 1.702
H11 0.000 2.636 -0.625
H12 0.000 -2.636 -0.625
H13 0.000 1.181 -2.440
H14 0.000 -1.181 -2.440

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12 H13 H14
C11.39021.39022.55802.55803.15493.15491.09392.12342.12343.46473.46474.23154.2315
C21.39022.51941.46663.16952.53883.17912.10131.08983.44672.15684.23483.47634.2467
C31.39022.51943.16951.46663.17912.53882.10133.44671.08984.23482.15684.24673.4763
C42.55801.46663.16953.13351.34332.52143.48762.17274.24491.09304.20882.07743.4229
C52.55803.16951.46663.13352.52141.34333.48764.24492.17274.20881.09303.42292.0774
C63.15492.53883.17911.34332.52141.45304.22693.44414.24602.07883.46141.09222.1505
C73.15493.17912.53882.52141.34331.45304.22694.24603.44413.46142.07882.15051.0922
H81.09392.10132.10133.48763.48764.22694.22692.35242.35244.25674.25675.29075.2907
H92.12341.08983.44672.17274.24493.44414.24602.35244.24402.38315.29664.24745.2976
H102.12343.44671.08984.24492.17274.24603.44412.35244.24405.29662.38315.29764.2474
H113.46472.15684.23481.09304.20882.07883.46144.25672.38315.29665.27202.32614.2264
H123.46474.23482.15684.20881.09303.46142.07884.25675.29662.38315.27204.22642.3261
H134.23153.47634.24672.07743.42291.09222.15055.29074.24745.29762.32614.22642.3618
H144.23154.24673.47633.42292.07742.15051.09225.29075.29764.24744.22642.32612.3618

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