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All results from a given calculation for C6H5CH2 (benzyl radical)

using model chemistry: MP2/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B1
Energy calculated at MP2/SDD
 hartrees
Energy at 0K-269.577601
Energy at 298.15K-269.584591
HF Energy-269.069453
Nuclear repulsion energy257.439890
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/SDD
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 3126 22.53      
2 A1 3209 3097 6.50      
3 A1 3187 3077 5.78      
4 A1 3166 3056 18.35      
5 A1 1637 1580 1.40      
6 A1 1545 1491 4.14      
7 A1 1528 1475 10.49      
8 A1 1285 1241 3.09      
9 A1 1218 1176 0.29      
10 A1 1060 1023 3.47      
11 A1 992 957 0.21      
12 A1 836 807 0.47      
13 A1 546 527 0.38      
14 A2 995 961 0.00      
15 A2 872 842 0.00      
16 A2 503 485 0.00      
17 A2 412 397 0.00      
18 B1 997 962 0.07      
19 B1 913 881 6.30      
20 B1 790 763 121.27      
21 B1 711 687 29.38      
22 B1 672 648 50.29      
23 B1 496 479 27.78      
24 B1 208 201 2.20      
25 B2 3286 3172 12.30      
26 B2 3220 3108 49.31      
27 B2 3190 3080 1.98      
28 B2 1629 1572 1.58      
29 B2 1507 1455 6.35      
30 B2 1393 1344 0.25      
31 B2 1280 1236 0.00      
32 B2 1186 1145 0.01      
33 B2 1158 1118 7.63      
34 B2 1000 966 1.60      
35 B2 647 625 0.01      
36 B2 367 354 0.12      

Unscaled Zero Point Vibrational Energy (zpe) 25438.7 cm-1
Scaled (by 0.9653) Zero Point Vibrational Energy (zpe) 24556.0 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/SDD
ABC
0.18136 0.08836 0.05941

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/SDD

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.999
C2 0.000 1.230 0.251
C3 0.000 1.223 -1.142
C4 0.000 0.000 -1.855
C5 0.000 -1.223 -1.142
C6 0.000 -1.230 0.251
C7 0.000 0.000 2.430
H8 0.000 2.177 0.797
H9 0.000 2.168 -1.690
H10 0.000 0.000 -2.947
H11 0.000 -2.168 -1.690
H12 0.000 -2.177 0.797
H13 0.000 0.934 2.995
H14 0.000 -0.934 2.995

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12 H13 H14
C11.43912.46532.85382.46531.43911.43112.18653.45393.94573.45392.18652.20432.2043
C21.43911.39322.43902.82042.45932.50171.09362.15613.42643.91303.45032.76013.4945
C32.46531.39321.41542.44532.82043.77532.16131.09262.18013.43443.91404.14754.6657
C42.85382.43901.41541.41542.43904.28493.43142.17401.09192.17403.43144.93964.9396
C52.46532.82042.44531.41541.39323.77533.91403.43442.18011.09262.16134.66574.1475
C61.43912.45932.82042.43901.39322.50173.45033.91303.42642.15611.09363.49452.7601
C71.43112.50173.77534.28493.77532.50172.72144.65555.37684.65552.72141.09171.0917
H82.18651.09362.16133.43143.91403.45032.72142.48734.33115.00654.35442.52563.8093
H93.45392.15611.09262.17403.43443.91304.65552.48732.50584.33555.00654.84545.6191
H103.94573.42642.18011.09192.18013.42645.37684.33112.50582.50584.33116.01536.0153
H113.45393.91303.43442.17401.09262.15614.65555.00654.33552.50582.48735.61914.8454
H122.18653.45033.91403.43142.16131.09362.72144.35445.00654.33112.48733.80932.5256
H132.20432.76014.14754.93964.66573.49451.09172.52564.84546.01535.61913.80931.8676
H142.20433.49454.66574.93964.14752.76011.09173.80935.61916.01534.84542.52561.8676

picture of benzyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 121.008 C1 C2 H8 118.755
C1 C6 C5 121.008 C1 C6 H12 118.755
C1 C7 H13 121.205 C1 C7 H14 121.205
C2 C1 C6 117.408 C2 C1 C7 121.296
C2 C3 C4 120.541 C2 C3 H9 119.824
C3 C2 H8 120.237 C3 C4 C5 119.495
C3 C4 H10 120.252 C4 C3 H9 119.636
C4 C5 C6 120.541 C4 C5 H11 119.636
C5 C1 C7 150.268 C5 C4 H10 120.252
C5 C6 H12 120.237 C6 C5 H11 119.824
H13 C7 H14 117.591
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability