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

using model chemistry: MP2/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2A2
Energy calculated at MP2/6-31G*
 hartrees
Energy at 0K-269.930848
Energy at 298.15K-269.937846
HF Energy-269.096247
Nuclear repulsion energy259.164083
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 MP2/6-31G*
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 3256 3071 13.05      
2 A1 3242 3057 7.07      
3 A1 3219 3036 32.93      
4 A1 3206 3023 3.74      
5 A1 1720 1622 34.58      
6 A1 1619 1527 0.00      
7 A1 1529 1442 11.98      
8 A1 1330 1254 2.59      
9 A1 1285 1212 1.55      
10 A1 997 940 1.40      
11 A1 938 885 1.99      
12 A1 862 813 0.57      
13 A1 425 400 0.42      
14 A2 1083 1021 0.00      
15 A2 933 879 0.00      
16 A2 831 783 0.00      
17 A2 572 539 0.00      
18 A2 299 282 0.00      
19 B1 1034 975 0.70      
20 B1 868 819 3.12      
21 B1 753 710 9.35      
22 B1 678 639 52.13      
23 B1 512 483 53.88      
24 B1 146 138 0.10      
25 B2 4642 4378 1467.27      
26 B2 3240 3056 47.04      
27 B2 3207 3025 9.93      
28 B2 3191 3009 2.14      
29 B2 1578 1488 12.75      
30 B2 1489 1404 0.62      
31 B2 1452 1369 0.00      
32 B2 1348 1271 0.27      
33 B2 1206 1137 0.40      
34 B2 988 932 0.58      
35 B2 912 860 0.29      
36 B2 456 430 0.53      

Unscaled Zero Point Vibrational Energy (zpe) 27521.6 cm-1
Scaled (by 0.943) Zero Point Vibrational Energy (zpe) 25952.9 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 MP2/6-31G*
ABC
0.12632 0.12436 0.06267

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.605
C2 0.000 1.263 0.981
C3 0.000 -1.263 0.981
C4 0.000 1.587 -0.331
C5 0.000 -1.587 -0.331
C6 0.000 0.684 -1.455
C7 0.000 -0.684 -1.455
H8 0.000 0.000 2.691
H9 0.000 2.110 1.665
H10 0.000 -2.110 1.665
H11 0.000 2.647 -0.570
H12 0.000 -2.647 -0.570
H13 0.000 1.168 -2.431
H14 0.000 -1.168 -2.431

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12 H13 H14
C11.40831.40832.50332.50333.13523.13521.08622.11062.11063.42583.42584.20114.2011
C21.40832.52511.35173.13712.50363.11812.12571.08893.44102.07904.20583.41314.1888
C31.40832.52513.13711.35173.11812.50362.12573.44101.08894.20582.07904.18883.4131
C42.50331.35173.13713.17391.44152.53373.41362.06354.20131.08644.24052.14103.4636
C52.50333.13711.35173.17392.53371.44153.41364.20132.06354.24051.08643.46362.1410
C63.13522.50363.11811.44152.53371.36804.20203.43024.18792.15303.44631.08922.0931
C73.13523.11812.50362.53371.44151.36804.20204.18793.43023.44632.15302.09311.0892
H81.08622.12572.12573.41363.41364.20204.20202.34602.34604.20014.20015.25335.2533
H92.11061.08893.44102.06354.20133.43024.18792.34604.21952.29885.25554.20275.2457
H102.11063.44101.08894.20132.06354.18793.43022.34604.21955.25552.29885.24574.2027
H113.42582.07904.20581.08644.24052.15303.44634.20012.29885.25555.29362.37694.2441
H123.42584.20582.07904.24051.08643.44632.15304.20015.25552.29885.29364.24412.3769
H134.20113.41314.18882.14103.46361.08922.09315.25334.20275.24572.37694.24412.3354
H144.20114.18883.41313.46362.14102.09311.08925.25335.24574.20274.24412.37692.3354

picture of cycloheptatrienyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 26.294 C1 C2 H9 114.789
C1 C7 C6 77.399 C1 C7 H14 166.236
C2 C1 C7 76.307 C2 C1 H8 116.294
C2 C3 C4 24.726 C2 C3 H10 141.083
C3 C2 H9 141.083 C3 C4 C5 24.726
C3 C4 H11 167.979 C4 C3 H10 165.809
C4 C5 C6 26.327 C4 C5 H12 167.295
C5 C4 H11 167.295 C5 C6 C7 26.327
C5 C6 H13 142.692 C6 C5 H12 140.968
C6 C7 H14 116.365 C7 C1 H8 167.399
C7 C6 H13 116.365
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability