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

using model chemistry: MP2/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B1
Energy calculated at MP2/6-31G(2df,p)
 hartrees
Energy at 0K-270.152955
Energy at 298.15K-270.160150
HF Energy-269.164352
Nuclear repulsion energy262.875315
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(2df,p)
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 3273 3091 7.86      
2 A1 3253 3072 0.38      
3 A1 3237 3057 6.25      
4 A1 3232 3053 1.44      
5 A1 1716 1621 1.63      
6 A1 1545 1459 10.18      
7 A1 1509 1426 1.90      
8 A1 1282 1211 4.85      
9 A1 1198 1132 1.86      
10 A1 1085 1025 1.08      
11 A1 989 934 0.01      
12 A1 862 814 0.82      
13 A1 540 510 0.76      
14 A2 1079 1019 0.00      
15 A2 949 896 0.00      
16 A2 519 490 0.00      
17 A2 426 402 0.00      
18 B1 1094 1033 0.00      
19 B1 1001 945 3.71      
20 B1 844 797 56.46      
21 B1 760 717 11.67      
22 B1 708 669 29.91      
23 B1 519 490 13.31      
24 B1 224 211 1.21      
25 B2 3346 3160 2.10      
26 B2 3259 3078 18.43      
27 B2 3239 3060 0.65      
28 B2 1695 1601 0.93      
29 B2 1540 1454 11.13      
30 B2 1368 1292 0.57      
31 B2 1271 1201 0.29      
32 B2 1169 1104 3.31      
33 B2 1158 1094 1.42      
34 B2 1001 946 1.69      
35 B2 640 604 0.01      
36 B2 356 336 0.13      

Unscaled Zero Point Vibrational Energy (zpe) 25940.4 cm-1
Scaled (by 0.9445) Zero Point Vibrational Energy (zpe) 24500.7 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(2df,p)
ABC
0.18948 0.09224 0.06204

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G(2df,p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.973
C2 0.000 1.201 0.245
C3 0.000 1.195 -1.117
C4 0.000 0.000 -1.814
C5 0.000 -1.195 -1.117
C6 0.000 -1.201 0.245
C7 0.000 0.000 2.379
H8 0.000 2.139 0.788
H9 0.000 2.133 -1.658
H10 0.000 0.000 -2.896
H11 0.000 -2.133 -1.658
H12 0.000 -2.139 0.788
H13 0.000 0.926 2.935
H14 0.000 -0.926 2.935

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12 H13 H14
C11.40452.40762.78742.40761.40451.40592.14693.38773.86973.38772.14692.16932.1693
C21.40451.36152.38312.75512.40122.44921.08422.11923.36253.83863.38332.70433.4296
C32.40761.36151.38312.38922.75513.69472.12591.08352.14323.37153.83934.06074.5734
C42.78742.38311.38311.38312.38314.19333.36812.13881.08232.13883.36814.83854.8385
C52.40762.75512.38921.38311.36153.69473.83933.37152.14321.08352.12594.57344.0607
C61.40452.40122.75512.38311.36152.44923.38333.83863.36252.11921.08423.42962.7043
C71.40592.44923.69474.19333.69472.44922.66604.56665.27564.56662.66601.08021.0802
H82.14691.08422.12593.36813.83933.38332.66602.44624.25994.92274.27772.46593.7425
H93.38772.11921.08352.13883.37153.83864.56662.44622.46634.26624.92274.74925.5190
H103.86973.36252.14321.08232.14323.36255.27564.25992.46632.46634.25995.90445.9044
H113.38773.83863.37152.13881.08352.11924.56664.92274.26622.46632.44625.51904.7492
H122.14693.38333.83933.36812.12591.08422.66604.27774.92274.25992.44623.74252.4659
H132.16932.70434.06074.83854.57343.42961.08022.46594.74925.90445.51903.74251.8528
H142.16933.42964.57344.83854.06072.70431.08023.74255.51905.90444.74922.46591.8528

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 121.009 C1 C2 H8 118.673
C1 C6 C5 121.009 C1 C6 H12 118.673
C1 C7 H13 120.954 C1 C7 H14 120.954
C2 C1 C6 117.480 C2 C1 C7 121.260
C2 C3 C4 120.515 C2 C3 H9 119.734
C3 C2 H8 120.317 C3 C4 C5 119.471
C3 C4 H10 120.265 C4 C3 H9 119.751
C4 C5 C6 120.515 C4 C5 H11 119.751
C5 C1 C7 150.252 C5 C4 H10 120.265
C5 C6 H12 120.317 C6 C5 H11 119.734
H13 C7 H14 118.091
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability