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All results from a given calculation for C6H5CHCH2 (Styrene)

using model chemistry: mPW1PW91/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-31+G**
 hartrees
Energy at 0K-309.591000
Energy at 298.15K-309.598755
Nuclear repulsion energy320.131189
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 mPW1PW91/6-31+G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3279 3121 10.16      
2 A' 3244 3087 23.31      
3 A' 3228 3072 19.70      
4 A' 3223 3068 10.50      
5 A' 3213 3058 0.37      
6 A' 3205 3050 6.95      
7 A' 3190 3036 1.39      
8 A' 3176 3023 18.29      
9 A' 1719 1636 15.73      
10 A' 1679 1598 1.53      
11 A' 1651 1571 2.46      
12 A' 1545 1470 10.40      
13 A' 1496 1424 5.02      
14 A' 1462 1391 5.68      
15 A' 1385 1319 0.43      
16 A' 1365 1300 2.86      
17 A' 1330 1266 1.49      
18 A' 1242 1182 2.47      
19 A' 1213 1154 0.14      
20 A' 1189 1132 0.03      
21 A' 1123 1069 7.55      
22 A' 1068 1017 1.14      
23 A' 1046 995 9.01      
24 A' 1019 970 0.02      
25 A' 794 756 0.15      
26 A' 632 602 0.11      
27 A' 559 532 5.10      
28 A' 449 428 0.13      
29 A' 235 224 0.52      
30 A" 1034 984 17.49      
31 A" 1009 960 0.62      
32 A" 991 944 0.02      
33 A" 938 893 52.38      
34 A" 935 890 2.07      
35 A" 859 818 0.61      
36 A" 800 762 45.27      
37 A" 712 678 46.68      
38 A" 657 626 0.00      
39 A" 446 424 10.40      
40 A" 412 392 0.44      
41 A" 205 195 2.38      
42 A" 28 26 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 29492.7 cm-1
Scaled (by 0.9518) Zero Point Vibrational Energy (zpe) 28071.2 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 mPW1PW91/6-31+G**
ABC
0.17349 0.05145 0.03968

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.559 0.000
C2 -1.006 -0.420 0.000
C3 -0.685 -1.771 0.000
C4 0.649 -2.181 0.000
C5 1.659 -1.223 0.000
C6 1.335 0.131 0.000
C7 -0.280 2.001 0.000
C8 -1.477 2.599 0.000
H9 -2.049 -0.123 0.000
H10 -1.479 -2.511 0.000
H11 0.896 -3.237 0.000
H12 2.700 -1.528 0.000
H13 2.127 0.873 0.000
H14 0.606 2.633 0.000
H15 -1.554 3.680 0.000
H16 -2.411 2.047 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 C8 H9 H10 H11 H12 H13 H14 H15 H16
C11.40352.42872.81532.43431.40161.46882.51842.15983.40753.90013.41252.15062.16113.48672.8335
C21.40351.38892.41652.78322.40462.52703.05511.08462.14393.39903.86823.38993.45244.13622.8392
C32.42871.38891.39572.40742.77453.79354.44112.13921.08512.15613.39413.86074.58975.51994.1904
C42.81532.41651.39571.39192.41114.28335.23083.39322.15361.08482.15243.39314.81416.26105.2191
C52.43432.78322.40741.39191.39193.76174.94333.86783.39212.15381.08502.14793.99735.86185.2209
C61.40162.40462.77452.41111.39192.47073.74103.39363.85973.39632.14851.08622.60644.57634.2076
C71.46882.52703.79354.28333.76172.47071.33772.76414.66825.36804.61892.65851.08862.10792.1313
C82.51843.05514.44115.23084.94333.74101.33772.78165.10986.29965.87173.99592.08261.08381.0850
H92.15981.08462.13923.39323.86783.39362.76412.78162.45484.28604.95284.29413.82723.83512.2005
H103.40752.14391.08512.15363.39213.85974.66825.10982.45482.48364.29324.94595.55066.19124.6525
H113.90013.39902.15611.08482.15383.39635.36806.29964.28602.48362.48504.29095.87747.33806.2338
H123.41253.86823.39412.15241.08502.14854.61895.87174.95284.29322.48502.46884.65876.72486.2375
H132.15063.38993.86073.39312.14791.08622.65853.99594.29414.94594.29092.46882.32664.62964.6879
H142.16113.45244.58974.81413.99732.60641.08862.08263.82725.55065.87744.65872.32662.40033.0731
H153.48674.13625.51996.26105.86184.57632.10791.08383.83516.19127.33806.72484.62962.40031.8436
H162.83352.83924.19045.21915.22094.20762.13131.08502.20054.65256.23386.23754.68793.07311.8436

picture of Styrene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 120.857 C1 C2 H9 119.920
C1 C6 C5 121.244 C1 C6 H13 119.097
C1 C7 C8 127.562 C1 C7 H14 114.532
C2 C1 C6 118.013 C2 C1 C7 123.211
C2 C3 C4 120.413 C2 C3 H10 119.627
C3 C2 H9 119.223 C3 C4 C5 119.454
C3 C4 H11 120.218 C4 C3 H10 119.960
C4 C5 C6 120.018 C4 C5 H12 120.174
C5 C4 H11 120.327 C5 C6 H13 119.659
C6 C1 C7 118.776 C6 C5 H12 119.807
C7 C8 H15 120.678 C7 C8 H16 122.886
C8 C7 H14 117.906 H15 C8 H16 116.436
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.603      
2 C -0.339      
3 C -0.240      
4 C -0.192      
5 C -0.160      
6 C -0.274      
7 C -0.322      
8 C -0.319      
9 H 0.146      
10 H 0.160      
11 H 0.160      
12 H 0.160      
13 H 0.154      
14 H 0.150      
15 H 0.163      
16 H 0.150      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.079 -0.180 0.000 0.197
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.076 0.243 0.000
y 0.243 -42.510 0.000
z 0.000 0.000 -53.495
Traceless
 xyz
x 5.926 0.243 0.000
y 0.243 5.275 0.000
z 0.000 0.000 -11.202
Polar
3z2-r2-22.403
x2-y20.434
xy0.243
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 15.416 -2.629 0.028
y -2.629 18.651 -0.078
z 0.028 -0.078 7.789


<r2> (average value of r2) Å2
<r2> 276.982
(<r2>)1/2 16.643