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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 3034 8.13      
2 A1 3152 3015 35.90      
3 A1 3121 2985 1.37      
4 A1 3116 2980 6.08      
5 A1 1752 1676 11.74      
6 A1 1556 1488 12.61      
7 A1 1524 1458 3.16      
8 A1 1371 1311 2.22      
9 A1 1199 1147 0.98      
10 A1 979 936 4.73      
11 A1 943 902 0.43      
12 A1 831 795 0.18      
13 A1 468 447 0.33      
14 A2 1079 1032 0.00      
15 A2 902 862 0.00      
16 A2 757 724 0.00      
17 A2 614 587 0.00      
18 A2 136 130 0.00      
19 B1 1088 1041 0.48      
20 B1 1025 981 0.16      
21 B1 806 771 10.72      
22 B1 650 622 85.05      
23 B1 512 490 42.93      
24 B1 300 287 0.38      
25 B2 3162 3025 28.64      
26 B2 3136 3000 28.28      
27 B2 3114 2978 0.04      
28 B2 1708 1634 12.97      
29 B2 1535 1469 6.90      
30 B2 1483 1419 0.13      
31 B2 1371 1312 0.71      
32 B2 1324 1266 0.23      
33 B2 954 913 3.96      
34 B2 942 901 0.10      
35 B2 436 417 0.49      
36 B2 1685i 1611i 58.32      

Unscaled Zero Point Vibrational Energy (zpe) 24265.9 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 23210.3 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