return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C6H5O (phenoxy radical)

using model chemistry: MP3=FULL/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B1
Energy calculated at MP3=FULL/6-31G*
 hartrees
Energy at 0K-305.897729
Energy at 298.15K-305.903215
HF Energy-304.973024
Nuclear repulsion energy261.575483
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 MP3=FULL/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 3279 3077 0.62      
2 A1 3267 3065 11.44      
3 A1 3245 3045 0.01      
4 A1 1676 1573 71.95      
5 A1 1503 1411 0.74      
6 A1 1482 1391 29.80      
7 A1 1202 1127 10.23      
8 A1 1053 988 0.00      
9 A1 994 933 0.00      
10 A1 814 764 11.34      
11 A1 544 511 2.02      
12 A2 1013 951 0.00      
13 A2 849 796 0.00      
14 A2 398 373 0.00      
15 B1 989 928 3.36      
16 B1 943 885 15.88      
17 B1 796 747 66.21      
18 B1 654 614 18.56      
19 B1 483 453 0.08      
20 B1 194 182 3.72      
21 B2 3278 3075 5.16      
22 B2 3251 3051 8.58      
23 B2 1639 1538 12.57      
24 B2 1497 1405 0.21      
25 B2 1350 1267 0.00      
26 B2 1301 1221 16.59      
27 B2 1172 1100 6.53      
28 B2 1143 1072 10.08      
29 B2 613 575 0.77      
30 B2 463 434 8.07      

Unscaled Zero Point Vibrational Energy (zpe) 20542.0 cm-1
Scaled (by 0.9383) Zero Point Vibrational Energy (zpe) 19274.6 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 MP3=FULL/6-31G*
ABC
0.18450 0.09443 0.06246

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.040
C2 0.000 1.235 0.286
C3 0.000 -1.235 0.286
C4 0.000 1.218 -1.074
C5 0.000 -1.218 -1.074
C6 0.000 0.000 -1.766
O7 0.000 0.000 2.277
H8 0.000 2.160 0.851
H9 0.000 -2.160 0.851
H10 0.000 2.150 -1.630
H11 0.000 -2.150 -1.630
H12 0.000 0.000 -2.850

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 O7 H8 H9 H10 H11 H12
C11.44691.44692.43902.43902.80591.23752.16792.16793.42723.42723.8900
C21.44692.47041.35972.80472.39532.34311.08343.44162.12273.88933.3709
C31.44692.47042.80471.35972.39532.34313.44161.08343.88932.12273.3709
C42.43901.35972.80472.43571.40113.56522.14273.88741.08503.41302.1541
C52.43902.80471.35972.43571.40113.56523.88742.14273.41301.08502.1541
C62.80592.39532.39531.40111.40114.04343.39333.39332.15382.15381.0841
O71.23752.34312.34313.56523.56524.04342.58812.58814.45914.45915.1275
H82.16791.08343.44162.14273.88743.39332.58814.31942.48074.97224.2854
H92.16793.44161.08343.88742.14273.39332.58814.31944.97222.48074.2854
H103.42722.12273.88931.08503.41302.15384.45912.48074.97224.29902.4719
H113.42723.88932.12273.41301.08502.15384.45914.97222.48074.29902.4719
H123.89003.37093.37092.15412.15411.08415.12754.28544.28542.47192.4719

picture of phenoxy radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 120.656 C1 C2 H8 117.185
C1 C3 C5 120.656 C1 C3 H9 117.185
C2 C1 C3 117.227 C2 C1 O7 121.387
C2 C4 C6 120.360 C2 C4 H10 120.103
C3 C1 O7 121.387 C3 C5 C6 120.360
C3 C5 H11 120.103 C4 C2 H8 122.160
C4 C6 C5 120.742 C4 C6 H12 119.629
C5 C3 H9 122.160 C5 C6 H12 119.629
C6 C4 H10 119.537 C6 C5 H11 119.537
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability