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 C6H5CHCH2 (Styrene)

using model chemistry: BLYP/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/aug-cc-pVDZ
 hartrees
Energy at 0K-309.530968
Energy at 298.15K-309.538664
Nuclear repulsion energy316.616360
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 BLYP/aug-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 A' 3158 3152 13.57      
2 A' 3118 3112 12.99      
3 A' 3110 3104 30.35      
4 A' 3101 3095 18.69      
5 A' 3092 3086 0.06      
6 A' 3084 3078 8.15      
7 A' 3074 3068 3.78      
8 A' 3059 3054 15.14      
9 A' 1622 1619 18.33      
10 A' 1577 1574 0.95      
11 A' 1551 1548 2.24      
12 A' 1467 1465 6.74      
13 A' 1425 1422 1.92      
14 A' 1402 1399 5.38      
15 A' 1324 1322 0.75      
16 A' 1311 1308 2.50      
17 A' 1282 1280 1.31      
18 A' 1185 1183 1.55      
19 A' 1166 1164 0.05      
20 A' 1144 1142 0.12      
21 A' 1075 1073 5.04      
22 A' 1021 1019 0.24      
23 A' 1005 1003 5.51      
24 A' 974 972 0.04      
25 A' 762 760 0.07      
26 A' 612 611 0.04      
27 A' 544 543 5.16      
28 A' 436 435 0.13      
29 A' 230 230 0.45      
30 A" 992 990 13.36      
31 A" 968 967 0.39      
32 A" 952 950 0.04      
33 A" 918 916 29.58      
34 A" 900 899 11.88      
35 A" 820 818 0.00      
36 A" 780 779 22.99      
37 A" 687 686 48.82      
38 A" 641 640 0.35      
39 A" 443 442 10.00      
40 A" 405 404 0.16      
41 A" 207 206 1.56      
42 A" 77 77 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 28350.3 cm-1
Scaled (by 0.9981) Zero Point Vibrational Energy (zpe) 28296.4 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 BLYP/aug-cc-pVDZ
ABC
0.16966 0.05034 0.03882

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.568 0.000
C2 -1.016 -0.425 0.000
C3 -0.690 -1.791 0.000
C4 0.659 -2.204 0.000
C5 1.680 -1.234 0.000
C6 1.351 0.134 0.000
C7 -0.288 2.020 0.000
C8 -1.499 2.624 0.000
H9 -2.072 -0.129 0.000
H10 -1.492 -2.541 0.000
H11 0.910 -3.272 0.000
H12 2.733 -1.542 0.000
H13 2.153 0.884 0.000
H14 0.606 2.663 0.000
H15 -1.579 3.717 0.000
H16 -2.444 2.067 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 C8 H9 H10 H11 H12 H13 H14 H15 H16
C11.42072.45742.84902.46321.41891.48032.54472.18553.44783.94623.45272.17592.18083.52332.8670
C21.42071.40372.44332.81412.43202.55133.08751.09662.16823.43723.91163.42873.48814.18082.8723
C32.45741.40371.41152.43422.80543.83174.48832.16121.09762.18083.43203.90374.63815.57934.2374
C42.84902.44331.41151.40752.43794.32855.28853.43002.17731.09732.17643.43034.86666.33025.2791
C52.46322.81412.43421.40751.40693.80224.99883.91063.42972.17831.09762.17074.04165.92755.2818
C61.41892.43202.80542.43791.40692.49833.78463.43263.90303.43432.17241.09832.63594.62884.2587
C71.48032.55133.83174.32853.80222.49831.35382.79264.71685.42584.67032.69161.10102.13302.1568
C82.54473.08754.48835.28854.99883.78461.35382.81175.16486.36945.93874.04502.10581.09611.0970
H92.18551.09662.16123.43003.91063.43262.79262.81172.48084.33275.00814.34413.86813.87732.2268
H103.44782.16821.09762.17733.42973.90304.71685.16482.48082.51084.34085.00135.61026.25864.7049
H113.94623.43722.18081.09732.17833.43435.42586.36944.33272.51082.51274.33825.94237.41956.3051
H123.45273.91163.43202.17641.09762.17244.67035.93875.00814.34082.51272.49514.71206.80136.3107
H132.17593.42873.90373.43032.17071.09832.69164.04504.34415.00134.33822.49512.35644.68544.7463
H142.18083.48814.63814.86664.04162.63591.10102.10583.86815.61025.94234.71202.35642.42683.1079
H153.52334.18085.57936.33025.92754.62882.13301.09613.87736.25867.41956.80134.68542.42681.8633
H162.86702.87234.23745.27915.28184.25872.15681.09702.22684.70496.30516.31074.74633.10791.8633

picture of Styrene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 120.931 C1 C2 H9 119.952
C1 C6 C5 121.310 C1 C6 H13 119.090
C1 C7 C8 127.713 C1 C7 H14 114.510
C2 C1 C6 117.846 C2 C1 C7 123.148
C2 C3 C4 120.438 C2 C3 H10 119.683
C3 C2 H9 119.116 C3 C4 C5 119.426
C3 C4 H11 120.236 C4 C3 H10 119.879
C4 C5 C6 120.048 C4 C5 H12 120.132
C5 C4 H11 120.337 C5 C6 H13 119.600
C6 C1 C7 119.006 C6 C5 H12 119.820
C7 C8 H15 120.704 C7 C8 H16 122.956
C8 C7 H14 117.777 H15 C8 H16 116.340
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 2.364      
2 C 1.086      
3 C 0.207      
4 C 0.579      
5 C 0.482      
6 C 0.788      
7 C 1.494      
8 C 0.368      
9 H -1.095      
10 H -0.901      
11 H -0.841      
12 H -0.872      
13 H -1.070      
14 H -1.019      
15 H -0.782      
16 H -0.786      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.089 -0.204 0.000 0.223
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -44.005 0.340 0.000
y 0.340 -44.595 0.000
z 0.000 0.000 -53.494
Traceless
 xyz
x 5.040 0.340 0.000
y 0.340 4.154 0.000
z 0.000 0.000 -9.194
Polar
3z2-r2-18.388
x2-y20.590
xy0.340
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 17.169 -3.163 0.000
y -3.163 21.277 0.000
z 0.000 0.000 8.940


<r2> (average value of r2) Å2
<r2> 283.335
(<r2>)1/2 16.833