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 C6H5OCH3 (Anisole)

using model chemistry: PBEPBEultrafine/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBEultrafine/6-31G*
 hartrees
Energy at 0K-346.330497
Energy at 298.15K-346.339225
Nuclear repulsion energy343.760949
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 PBEPBEultrafine/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3151 3099 6.13      
2 A' 3145 3093 14.04      
3 A' 3138 3086 25.36      
4 A' 3121 3069 13.90      
5 A' 3113 3062 2.54      
6 A' 3090 3039 22.10      
7 A' 2947 2898 57.33      
8 A' 1623 1596 65.66      
9 A' 1602 1576 16.81      
10 A' 1505 1480 59.18      
11 A' 1486 1462 49.12      
12 A' 1460 1436 4.76      
13 A' 1445 1422 11.29      
14 A' 1376 1353 13.73      
15 A' 1308 1287 1.05      
16 A' 1263 1243 209.61      
17 A' 1180 1160 5.52      
18 A' 1171 1152 11.66      
19 A' 1155 1136 1.89      
20 A' 1085 1067 9.21      
21 A' 1055 1038 46.37      
22 A' 1028 1011 2.15      
23 A' 983 967 0.30      
24 A' 784 771 12.68      
25 A' 608 598 0.36      
26 A' 545 536 5.15      
27 A' 437 430 1.00      
28 A' 255 251 2.26      
29 A" 3007 2957 42.40      
30 A" 1469 1445 6.09      
31 A" 1144 1126 0.18      
32 A" 939 923 0.21      
33 A" 912 897 0.04      
34 A" 852 838 6.95      
35 A" 795 782 0.01      
36 A" 738 726 55.60      
37 A" 679 668 12.64      
38 A" 502 494 5.48      
39 A" 410 403 0.02      
40 A" 277 273 0.33      
41 A" 209 206 0.43      
42 A" 98 97 4.02      

Unscaled Zero Point Vibrational Energy (zpe) 28546.2 cm-1
Scaled (by 0.9835) Zero Point Vibrational Energy (zpe) 28075.2 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 PBEPBEultrafine/6-31G*
ABC
0.16596 0.05181 0.03979

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.535 0.000
C2 0.935 -0.516 0.000
C3 0.479 -1.845 0.000
C4 -0.889 -2.137 0.000
C5 -1.816 -1.080 0.000
C6 -1.380 0.247 0.000
O7 0.323 1.869 0.000
C8 1.706 2.205 0.000
H9 2.009 -0.314 0.000
H10 1.214 -2.657 0.000
H11 -1.234 -3.175 0.000
H12 -2.890 -1.291 0.000
H13 -2.087 1.082 0.000
H14 1.747 3.304 0.000
H15 2.222 1.820 0.901
H16 2.222 1.820 -0.901

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 O7 C8 H9 H10 H11 H12 H13 H14 H15 H16
C11.40742.42792.81632.43011.40991.37192.38732.18123.41553.91063.41902.15713.27422.72022.7202
C21.40741.40442.44032.80792.43772.46232.82871.09292.15883.43173.90323.41863.90612.81562.8156
C32.42791.40441.39942.41902.79843.71664.23172.16431.09542.16953.41473.89235.30304.15714.1571
C42.81632.44031.39941.40552.43354.18495.05863.42412.16671.09432.17243.43436.04645.11385.1138
C52.43012.80792.41901.40551.39623.64244.81603.90073.41562.17461.09522.17875.64945.05215.0521
C61.40992.43772.79842.43351.39622.35193.65513.43523.89373.42512.15541.09414.37374.03254.0325
O71.37192.46233.71664.18493.64242.35191.42332.75794.61265.27894.50662.53492.02232.10222.1022
C82.38732.82874.23175.05864.81603.65511.42332.53734.88726.13165.77503.95561.09991.10741.1074
H92.18121.09292.16433.42413.90073.43522.75792.53732.47454.32534.99604.32713.62772.32652.3265
H103.41552.15881.09542.16673.41563.89374.61264.88722.47452.50264.32574.98755.98534.67724.6772
H113.91063.43172.16951.09432.17463.42515.27896.13164.32532.50262.50854.34187.13286.14116.1411
H123.41903.90323.41472.17241.09522.15544.50665.77504.99604.32572.50852.50556.52896.05206.0520
H132.15713.41863.89233.43432.17871.09412.53493.95564.32714.98754.34182.50554.43164.46324.4632
H143.27423.90615.30306.04645.64944.37372.02231.09993.62775.98537.13286.52894.43161.79991.7999
H152.72022.81564.15715.11385.05214.03252.10221.10742.32654.67726.14116.05204.46321.79991.8026
H162.72022.81564.15715.11385.05214.03252.10221.10742.32654.67726.14116.05204.46321.79991.8026

picture of Anisole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 119.411 C1 C2 H9 120.964
C1 C6 C5 119.992 C1 C6 H13 118.419
C1 O7 C8 117.303 C2 C1 C6 119.831
C2 C1 O7 124.734 C2 C3 C4 120.994
C2 C3 H10 118.927 C3 C2 H9 119.625
C3 C4 C5 119.180 C3 C4 H11 120.426
C4 C3 H10 120.079 C4 C5 C6 120.593
C4 C5 H12 120.105 C5 C4 H11 120.394
C5 C6 H13 121.588 C6 C1 O7 115.435
C6 C5 H12 119.303 O7 C8 H14 105.833
O7 C8 H15 111.732 O7 C8 H16 111.732
H14 C8 H15 109.257 H14 C8 H16 109.257
H15 C8 H16 108.949
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.350      
2 C -0.198      
3 C -0.150      
4 C -0.140      
5 C -0.146      
6 C -0.178      
7 O -0.459      
8 C -0.274      
9 H 0.136      
10 H 0.136      
11 H 0.132      
12 H 0.137      
13 H 0.143      
14 H 0.181      
15 H 0.165      
16 H 0.165      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.304 0.244 0.000 1.327
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -40.285 3.104 0.000
y 3.104 -43.111 0.000
z 0.000 0.000 -50.121
Traceless
 xyz
x 6.332 3.104 0.000
y 3.104 2.091 0.000
z 0.000 0.000 -8.423
Polar
3z2-r2-16.846
x2-y22.827
xy3.104
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 13.247 1.654 0.000
y 1.654 14.695 0.000
z 0.000 0.000 4.991


<r2> (average value of r2) Å2
<r2> 276.199
(<r2>)1/2 16.619