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

using model chemistry: B1B95/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B1B95/3-21G
 hartrees
Energy at 0K-231.959659
Energy at 298.15K-231.966011
Nuclear repulsion energy190.746804
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 B1B95/3-21G
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 3170 3033 26.38      
2 A1 3151 3015 1.16      
3 A1 3052 2920 8.01      
4 A1 2253 2155 0.54      
5 A1 1551 1484 7.01      
6 A1 1451 1389 12.25      
7 A1 1408 1347 0.11      
8 A1 1127 1078 4.17      
9 A1 1104 1056 0.04      
10 A1 774 741 0.08      
11 A1 480 459 5.31      
12 A1 95 91 1.77      
13 A2 3104 2970 0.00      
14 A2 1542 1475 0.00      
15 A2 1087 1040 0.00      
16 A2 876 838 0.00      
17 A2 574 549 0.00      
18 A2 232 222 0.00      
19 A2 141 135 0.00      
20 B1 3105 2970 30.57      
21 B1 1543 1476 20.69      
22 B1 1084 1037 0.12      
23 B1 727 695 64.20      
24 B1 229 219 1.89      
25 B1 123 118 2.94      
26 B2 3170 3033 4.93      
27 B2 3152 3015 0.08      
28 B2 3052 2920 43.55      
29 B2 1736 1660 1.23      
30 B2 1540 1474 14.75      
31 B2 1447 1385 2.19      
32 B2 1322 1265 15.11      
33 B2 1118 1070 11.98      
34 B2 944 903 35.67      
35 B2 572 547 3.33      
36 B2 218 209 0.58      

Unscaled Zero Point Vibrational Energy (zpe) 26126.6 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 24995.3 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 B1B95/3-21G
ABC
0.41233 0.04688 0.04277

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 0.000 2.155 1.631
H2 0.884 3.435 0.770
H3 -0.884 3.435 0.770
H4 0.000 -2.155 1.631
H5 0.884 -3.435 0.770
H6 -0.884 -3.435 0.770
C7 0.000 2.787 0.741
C8 0.000 -2.787 0.741
H9 0.000 2.483 -1.459
H10 0.000 -2.483 -1.459
C11 0.000 -0.632 -0.516
C12 0.000 0.632 -0.516
C13 0.000 1.948 -0.511
C14 0.000 -1.948 -0.511

Atom - Atom Distances (Å)
  H1 H2 H3 H4 H5 H6 C7 C8 H9 H10 C11 C12 C13 C14
H11.77831.77834.30905.72435.72431.09105.02073.10695.57253.51752.63102.15174.6277
H21.77831.76735.72436.87067.09421.09646.28462.57946.38564.35653.20752.15265.6035
H31.77831.76735.72437.09426.87061.09646.28462.57946.38564.35653.20752.15265.6035
H44.30905.72435.72431.77831.77835.02071.09105.57253.10692.63103.51754.62772.1517
H55.72436.87067.09421.77831.76736.28461.09646.38562.57943.20754.35655.60352.1526
H65.72437.09426.87061.77831.76736.28461.09646.38562.57943.20754.35655.60352.1526
C71.09101.09641.09645.02076.28466.28465.57372.22125.71103.64302.49431.50774.8976
C85.02076.28466.28461.09101.09641.09645.57375.71102.22122.49433.64304.89761.5077
H93.10692.57942.57945.57256.38566.38562.22125.71104.96643.25542.07731.08854.5312
H105.57256.38566.38563.10692.57942.57945.71102.22124.96642.07733.25544.53121.0885
C113.51754.35654.35652.63103.20753.20753.64302.49433.25542.07731.26492.58031.3154
C122.63103.20753.20753.51754.35654.35652.49433.64302.07733.25541.26491.31542.5803
C132.15172.15262.15264.62775.60355.60351.50774.89761.08854.53122.58031.31543.8956
C144.62775.60355.60352.15172.15262.15264.89761.50774.53121.08851.31542.58033.8956

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 108.776 H1 C7 H3 108.776
H1 C7 C13 110.764 H2 C7 H3 107.405
H2 C7 C13 110.515 H3 C7 C13 110.515
H4 C8 H5 108.776 H4 C8 H6 108.776
H4 C8 C14 110.764 H5 C8 H6 107.405
H5 C8 C14 110.515 H6 C8 C14 110.515
C7 C13 H9 116.720 C7 C13 C12 124.006
C8 C14 H10 116.720 C8 C14 C11 124.006
H9 C13 C12 119.274 H10 C14 C11 119.274
C11 C12 C13 179.810 C12 C11 C14 179.810
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.226      
2 H 0.225      
3 H 0.225      
4 H 0.226      
5 H 0.225      
6 H 0.225      
7 C -0.638      
8 C -0.638      
9 H 0.232      
10 H 0.232      
11 C 0.012      
12 C 0.012      
13 C -0.282      
14 C -0.282      


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 0.443 0.443
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.096 0.000 0.000
y 0.000 -28.326 0.000
z 0.000 0.000 -35.819
Traceless
 xyz
x -7.023 0.000 0.000
y 0.000 9.132 0.000
z 0.000 0.000 -2.108
Polar
3z2-r2-4.217
x2-y2-10.770
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.491 0.000 0.000
y 0.000 20.177 0.000
z 0.000 0.000 6.433


<r2> (average value of r2) Å2
<r2> 261.829
(<r2>)1/2 16.181