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

using model chemistry: MP2/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-270.007728
Energy at 298.15K-270.014852
HF Energy-269.159948
Nuclear repulsion energy260.574137
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/cc-pVDZ
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 3265 3109 11.26      
2 A1 3244 3090 1.24      
3 A1 3227 3074 5.74      
4 A1 3212 3059 5.12      
5 A1 1716 1634 1.12      
6 A1 1539 1466 9.69      
7 A1 1501 1429 0.80      
8 A1 1278 1217 4.93      
9 A1 1192 1135 0.76      
10 A1 1080 1029 2.13      
11 A1 989 942 0.03      
12 A1 859 818 0.80      
13 A1 540 515 0.62      
14 A2 1077 1026 0.00      
15 A2 930 885 0.00      
16 A2 508 484 0.00      
17 A2 419 399 0.00      
18 B1 1068 1017 0.26      
19 B1 985 938 2.07      
20 B1 807 769 71.37      
21 B1 712 678 2.89      
22 B1 681 648 29.23      
23 B1 509 484 14.75      
24 B1 219 209 1.49      
25 B2 3332 3173 3.74      
26 B2 3251 3097 25.33      
27 B2 3231 3077 0.88      
28 B2 1697 1617 0.55      
29 B2 1535 1462 9.10      
30 B2 1356 1292 0.45      
31 B2 1290 1229 0.29      
32 B2 1161 1106 2.22      
33 B2 1149 1095 3.49      
34 B2 993 946 2.11      
35 B2 639 609 0.00      
36 B2 357 340 0.14      

Unscaled Zero Point Vibrational Energy (zpe) 25772.6 cm-1
Scaled (by 0.9525) Zero Point Vibrational Energy (zpe) 24548.4 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/cc-pVDZ
ABC
0.18620 0.09067 0.06098

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.982
C2 0.000 1.211 0.248
C3 0.000 1.205 -1.127
C4 0.000 0.000 -1.830
C5 0.000 -1.205 -1.127
C6 0.000 -1.211 0.248
C7 0.000 0.000 2.400
H8 0.000 2.159 0.794
H9 0.000 2.153 -1.673
H10 0.000 0.000 -2.923
H11 0.000 -2.153 -1.673
H12 0.000 -2.159 0.794
H13 0.000 0.938 2.958
H14 0.000 -0.938 2.958

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12 H13 H14
C11.41622.42862.81212.42861.41621.41742.16763.41853.90543.41852.16762.18752.1875
C21.41621.37422.40462.77902.42162.46911.09502.13943.39423.87353.41432.72443.4591
C32.42861.37421.39512.40952.77903.72622.14511.09452.16333.40193.87404.09354.6128
C42.81212.40461.39511.39512.40464.22943.39862.15861.09342.15863.39864.87924.8792
C52.42862.77902.40951.39511.37423.72623.87403.40192.16331.09452.14514.61284.0935
C61.41622.42162.77902.40461.37422.46913.41433.87353.39422.13941.09503.45912.7244
C71.41742.46913.72624.22943.72622.46912.69074.60675.32284.60672.69071.09191.0919
H82.16761.09502.14513.39863.87403.41432.69072.46764.29944.96854.31902.48483.7785
H93.41852.13941.09452.15863.40193.87354.60672.46762.48964.30594.96854.78825.5682
H103.90543.39422.16331.09342.16333.39425.32284.29942.48962.48964.29945.95595.9559
H113.41853.87353.40192.15861.09452.13944.60674.96854.30592.48962.46765.56824.7882
H122.16763.41433.87403.39862.14511.09502.69074.31904.96854.29942.46763.77852.4848
H132.18752.72444.09354.87924.61283.45911.09192.48484.78825.95595.56823.77851.8762
H142.18753.45914.61284.87924.09352.72441.09193.77855.56825.95594.78822.48481.8762

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 120.992 C1 C2 H8 118.799
C1 C6 C5 120.992 C1 C6 H12 118.799
C1 C7 H13 120.781 C1 C7 H14 120.781
C2 C1 C6 117.513 C2 C1 C7 121.243
C2 C3 C4 120.529 C2 C3 H9 119.714
C3 C2 H8 120.209 C3 C4 C5 119.444
C3 C4 H10 120.278 C4 C3 H9 119.757
C4 C5 C6 120.529 C4 C5 H11 119.757
C5 C1 C7 150.259 C5 C4 H10 120.278
C5 C6 H12 120.209 C6 C5 H11 119.714
H13 C7 H14 118.438
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability