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All results from a given calculation for C6H8 ((Z)-hexa-1,3,5-triene)

using model chemistry: B3LYP/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3LYP/3-21G
 hartrees
Energy at 0K-232.119220
Energy at 298.15K-232.126480
Nuclear repulsion energy196.468400
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 B3LYP/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3243 3129 29.11      
2 A1 3183 3072 22.19      
3 A1 3168 3056 7.12      
4 A1 3156 3046 1.28      
5 A1 1689 1630 0.01      
6 A1 1638 1580 0.00      
7 A1 1487 1435 0.17      
8 A1 1392 1343 3.38      
9 A1 1329 1282 0.63      
10 A1 1136 1096 1.47      
11 A1 898 866 0.05      
12 A1 410 395 0.00      
13 A1 171 165 0.03      
14 A2 1054 1017 0.00      
15 A2 1004 969 0.00      
16 A2 953 919 0.00      
17 A2 743 717 0.00      
18 A2 335 323 0.00      
19 A2 153 148 0.00      
20 B1 1043 1006 33.90      
21 B1 958 925 126.89      
22 B1 853 823 2.92      
23 B1 608 586 34.06      
24 B1 102 98 0.28      
25 B2 3242 3128 0.40      
26 B2 3167 3056 0.30      
27 B2 3157 3046 8.99      
28 B2 3145 3035 0.01      
29 B2 1687 1628 9.13      
30 B2 1531 1478 7.80      
31 B2 1440 1390 0.00      
32 B2 1355 1307 0.35      
33 B2 1234 1191 3.52      
34 B2 988 953 4.91      
35 B2 711 686 0.15      
36 B2 364 351 10.07      

Unscaled Zero Point Vibrational Energy (zpe) 26361.8 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 25436.5 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 B3LYP/3-21G
ABC
0.49436 0.05244 0.04741

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.677 0.766
C2 0.000 -0.677 0.766
C3 0.000 1.546 -0.401
C4 0.000 -1.546 -0.401
C5 0.000 2.886 -0.326
C6 0.000 -2.886 -0.326
H7 0.000 1.187 1.727
H8 0.000 -1.187 1.727
H9 0.000 1.074 -1.380
H10 0.000 -1.074 -1.380
H11 0.000 3.400 0.631
H12 0.000 -3.400 0.631
H13 0.000 3.509 -1.213
H14 0.000 -3.509 -1.213

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.35321.45542.51052.46413.72571.08792.09692.18222.76932.72704.07903.45504.6295
C21.35322.51051.45543.72572.46412.09691.08792.76932.18224.07902.72704.62953.4550
C31.45542.51053.09231.34154.43242.15763.46401.08652.79712.12195.05292.12385.1196
C42.51051.45543.09234.43241.34153.46402.15762.79711.08655.05292.12195.11962.1238
C52.46413.72571.34154.43245.77112.66384.56092.09564.09761.08646.35821.08416.4554
C63.72572.46414.43241.34155.77114.56092.66384.09762.09566.35821.08646.45541.0841
H71.08792.09692.15763.46402.66384.56092.37493.10833.84232.46914.71673.74555.5402
H82.09691.08793.46402.15764.56092.66382.37493.84233.10834.71672.46915.54023.7455
H92.18222.76931.08652.79712.09564.09763.10833.84232.14833.07464.90542.44014.5858
H102.76932.18222.79711.08654.09762.09563.84233.10832.14834.90543.07464.58582.4401
H112.72704.07902.12195.05291.08646.35822.46914.71673.07464.90546.80041.84727.1507
H124.07902.72705.05292.12196.35821.08644.71672.46914.90543.07466.80047.15071.8472
H133.45504.62952.12385.11961.08416.45543.74555.54022.44014.58581.84727.15077.0172
H144.62953.45505.11962.12386.45541.08415.54023.74554.58582.44017.15071.84727.0172

picture of (Z)-hexa-1,3,5-triene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 126.692 C1 C2 H8 118.006
C1 C3 C5 123.478 C1 C3 H9 117.561
C2 C1 C3 126.692 C2 C1 H7 118.006
C2 C4 C6 123.478 C2 C4 H10 117.561
C3 C1 H7 115.302 C3 C5 H11 121.491
C3 C5 H13 121.865 C4 C2 H8 115.302
C4 C6 H12 121.491 C4 C6 H14 121.865
C5 C3 H9 118.961 C6 C4 H10 118.961
H11 C5 H13 116.645 H12 C6 H14 116.645
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.187     -0.189
2 C -0.187     -0.189
3 C -0.195     -0.013
4 C -0.195     -0.013
5 C -0.368     -0.462
6 C -0.368     -0.462
7 H 0.186     0.154
8 H 0.186     0.154
9 H 0.189     0.131
10 H 0.189     0.131
11 H 0.185     0.196
12 H 0.185     0.196
13 H 0.190     0.183
14 H 0.190     0.183


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -0.049 0.049
CHELPG        
AIM        
ESP 0.000 0.000 -0.032 0.032


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.931 0.000 0.000
y 0.000 -32.885 0.000
z 0.000 0.000 -33.073
Traceless
 xyz
x -8.952 0.000 0.000
y 0.000 4.617 0.000
z 0.000 0.000 4.336
Polar
3z2-r28.671
x2-y2-9.046
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.431 0.000 0.000
y 0.000 20.759 0.000
z 0.000 0.000 7.843


<r2> (average value of r2) Å2
<r2> 233.183
(<r2>)1/2 15.270