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

using model chemistry: MP2/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 no C2V 2A2
Energy calculated at MP2/CEP-121G*
 hartrees
Energy at 0K-43.279088
Energy at 298.15K 
HF Energy-42.443766
Nuclear repulsion energy130.965613
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 MP2/CEP-121G*
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 3238 3085 13.26      
2 A1 3218 3066 30.13      
3 A1 3194 3044 4.07      
4 A1 3190 3040 5.87      
5 A1 1790 1705 75.13      
6 A1 1581 1506 14.92      
7 A1 1501 1430 7.65      
8 A1 1315 1253 4.80      
9 A1 1210 1153 2.26      
10 A1 1039 990 8.38      
11 A1 926 882 1.64      
12 A1 842 802 0.57      
13 A1 453 432 0.41      
14 A2 965 920 0.00      
15 A2 906 863 0.00      
16 A2 688 656 0.00      
17 A2 501 478 0.00      
18 A2 116 111 0.00      
19 B1 1051 1002 0.94      
20 B1 978 932 1.77      
21 B1 743 708 57.55      
22 B1 665 634 59.15      
23 B1 348 332 35.71      
24 B1 288 274 16.30      
25 B2 3231 3079 30.24      
26 B2 3206 3055 39.65      
27 B2 3183 3033 0.95      
28 B2 1818 1732 24.78      
29 B2 1506 1435 11.71      
30 B2 1432 1365 0.03      
31 B2 1324 1262 0.51      
32 B2 1304 1243 0.63      
33 B2 975 929 4.82      
34 B2 906 864 3.38      
35 B2 420 400 0.66      
36 B2 2869i 2734i 562.45      

Unscaled Zero Point Vibrational Energy (zpe) 23591.6 cm-1
Scaled (by 0.9528) Zero Point Vibrational Energy (zpe) 22478.1 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 MP2/CEP-121G*
ABC
0.12556 0.12327 0.06220

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-121G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.614
C2 0.000 1.259 1.034
C3 0.000 -1.259 1.034
C4 0.000 1.559 -0.394
C5 0.000 -1.559 -0.394
C6 0.000 0.714 -1.446
C7 0.000 -0.714 -1.446
H8 0.000 0.000 2.704
H9 0.000 2.115 1.703
H10 0.000 -2.115 1.703
H11 0.000 2.622 -0.633
H12 0.000 -2.622 -0.633
H13 0.000 1.181 -2.430
H14 0.000 -1.181 -2.430

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12 H13 H14
C11.38591.38592.54162.54163.14173.14171.09082.11692.11693.45283.45284.21244.2124
C21.38592.51811.45953.15912.53963.16922.09141.08643.43982.15354.22423.46504.2374
C31.38592.51813.15911.45953.16922.53962.09143.43981.08644.22422.15354.23743.4650
C42.54161.45953.15913.11721.34922.50393.46842.17004.23021.09004.18762.07033.4134
C52.54163.15911.45953.11722.50391.34923.46844.23022.17004.18761.09003.41342.0703
C63.14172.53963.16921.34922.50391.42734.21123.44704.23322.07453.43351.08932.1352
C73.14173.16922.53962.50391.34921.42734.21124.23323.44703.43352.07452.13521.0893
H81.09082.09142.09143.46843.46844.21124.21122.33992.33994.24414.24415.26835.2683
H92.11691.08643.43982.17004.23023.44704.23322.33994.23012.39065.28194.23735.2867
H102.11693.43981.08644.23022.17004.23323.44702.33994.23015.28192.39065.28674.2373
H113.45282.15354.22421.09004.18762.07453.43354.24412.39065.28195.24442.30324.2067
H123.45284.22422.15354.18761.09003.43352.07454.24415.28192.39065.24444.20672.3032
H134.21243.46504.23742.07033.41341.08932.13525.26834.23735.28672.30324.20672.3628
H144.21244.23743.46503.41342.07032.13521.08935.26835.28674.23734.20672.30322.3628

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