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All results from a given calculation for C6H8 ((Z)-hexa-2,3,4-triene)

using model chemistry: mPW1PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at mPW1PW91/6-31G*
 hartrees
Energy at 0K-233.303191
Energy at 298.15K-233.309600
Nuclear repulsion energy190.471193
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 mPW1PW91/6-31G*
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 3182 3018 30.98      
2 A1 3165 3001 4.21      
3 A1 3062 2904 12.08      
4 A1 2241 2126 1.11      
5 A1 1527 1448 6.53      
6 A1 1436 1362 4.50      
7 A1 1411 1338 0.24      
8 A1 1147 1088 1.81      
9 A1 1094 1037 1.17      
10 A1 779 739 0.13      
11 A1 478 454 5.57      
12 A1 100 95 1.28      
13 A2 3119 2958 0.00      
14 A2 1511 1433 0.00      
15 A2 1064 1009 0.00      
16 A2 867 822 0.00      
17 A2 598 567 0.00      
18 A2 234 222 0.00      
19 A2 153 145 0.00      
20 B1 3119 2958 37.41      
21 B1 1512 1434 14.24      
22 B1 1062 1007 0.35      
23 B1 717 680 44.73      
24 B1 249 236 1.42      
25 B1 133 126 2.35      
26 B2 3182 3018 11.77      
27 B2 3165 3002 0.59      
28 B2 3062 2903 66.90      
29 B2 1757 1666 2.64      
30 B2 1514 1436 12.70      
31 B2 1432 1358 8.66      
32 B2 1306 1238 22.52      
33 B2 1122 1064 1.72      
34 B2 956 907 41.30      
35 B2 581 551 3.20      
36 B2 228 216 0.70      

Unscaled Zero Point Vibrational Energy (zpe) 26131.9 cm-1
Scaled (by 0.9483) Zero Point Vibrational Energy (zpe) 24780.9 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 mPW1PW91/6-31G*
ABC
0.42447 0.04626 0.04236

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 0.000 2.205 1.635
H2 0.880 3.465 0.745
H3 -0.880 3.465 0.745
H4 0.000 -2.205 1.635
H5 0.880 -3.465 0.745
H6 -0.880 -3.465 0.745
C7 0.000 2.811 0.727
C8 0.000 -2.811 0.727
H9 0.000 2.473 -1.461
H10 0.000 -2.473 -1.461
C11 0.000 -0.635 -0.502
C12 0.000 0.635 -0.502
C13 0.000 1.953 -0.502
C14 0.000 -1.953 -0.502

Atom - Atom Distances (Å)
  H1 H2 H3 H4 H5 H6 C7 C8 H9 H10 C11 C12 C13 C14
H11.77561.77564.40945.80575.80571.09155.09683.10725.60893.55402.65202.15194.6750
H21.77561.76025.80576.92907.14911.09666.33662.57406.39464.37443.21552.14835.6288
H31.77561.76025.80577.14916.92901.09666.33662.57406.39464.37443.21552.14835.6288
H44.40945.80575.80571.77561.77565.09681.09155.60893.10722.65203.55404.67502.1519
H55.80576.92907.14911.77561.76026.33661.09666.39462.57403.21554.37445.62882.1483
H65.80577.14916.92901.77561.76026.33661.09666.39462.57403.21554.37445.62882.1483
C71.09151.09661.09665.09686.33666.33665.62122.21375.71823.65812.49931.49884.9199
C85.09686.33666.33661.09151.09661.09665.62125.71822.21372.49933.65814.91991.4988
H93.10722.57402.57405.60896.39466.39462.21375.71824.94513.25172.07271.09014.5284
H105.60896.39466.39463.10722.57402.57405.71822.21374.94512.07273.25174.52841.0901
C113.55404.37444.37442.65203.21553.21553.65812.49933.25172.07271.26942.58791.3185
C122.65203.21553.21553.55404.37444.37442.49933.65812.07273.25171.26941.31852.5879
C132.15192.14832.14834.67505.62885.62881.49884.91991.09014.52842.58791.31853.9064
C144.67505.62885.62882.15192.14832.14834.91991.49884.52841.09011.31852.58793.9064

picture of (Z)-hexa-2,3,4-triene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C7 H2 108.487 H1 C7 H3 108.487
H1 C7 C13 111.386 H2 C7 H3 106.755
H2 C7 C13 110.786 H3 C7 C13 110.786
H4 C8 H5 108.487 H4 C8 H6 108.487
H4 C8 C14 111.386 H5 C8 H6 106.755
H5 C8 C14 110.786 H6 C8 C14 110.786
C7 C13 H9 116.654 C7 C13 C12 124.904
C8 C14 H10 116.654 C8 C14 C11 124.904
H9 C13 C12 118.442 H10 C14 C11 118.442
C11 C12 C13 179.991 C12 C11 C14 179.991
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.192      
2 H 0.187      
3 H 0.187      
4 H 0.192      
5 H 0.187      
6 H 0.187      
7 C -0.548      
8 C -0.548      
9 H 0.188      
10 H 0.188      
11 C 0.176      
12 C 0.176      
13 C -0.384      
14 C -0.384      


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 0.380 0.380
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.252 0.000 0.000
y 0.000 -28.624 0.000
z 0.000 0.000 -35.482
Traceless
 xyz
x -6.199 0.000 0.000
y 0.000 8.243 0.000
z 0.000 0.000 -2.044
Polar
3z2-r2-4.089
x2-y2-9.628
xy0.000
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 264.013
(<r2>)1/2 16.248