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

using model chemistry: MP2/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2/6-31+G**
 hartrees
Energy at 0K-232.639749
Energy at 298.15K-232.647392
HF Energy-231.826250
Nuclear repulsion energy196.285560
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 MP2/6-31+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 A1 3333 3135 22.35      
2 A1 3259 3066 15.88      
3 A1 3234 3042 18.56      
4 A1 3228 3036 0.41      
5 A1 1718 1616 0.00      
6 A1 1633 1536 0.24      
7 A1 1464 1377 0.72      
8 A1 1368 1287 4.16      
9 A1 1308 1230 0.61      
10 A1 1120 1054 0.72      
11 A1 913 859 0.07      
12 A1 395 372 0.03      
13 A1 170 160 0.09      
14 A2 1006 946 0.00      
15 A2 917 863 0.00      
16 A2 884 831 0.00      
17 A2 658 619 0.00      
18 A2 291 274 0.00      
19 B1 1011 951 61.52      
20 B1 892 839 84.38      
21 B1 812 764 10.11      
22 B1 583 548 35.25      
23 B1 75 70 0.49      
24 B2 3332 3135 0.24      
25 B2 3245 3052 1.24      
26 B2 3227 3036 8.12      
27 B2 3213 3022 0.21      
28 B2 1695 1594 9.63      
29 B2 1522 1431 6.26      
30 B2 1409 1326 0.13      
31 B2 1328 1249 0.46      
32 B2 1236 1163 2.18      
33 B2 983 924 2.87      
34 B2 690 649 0.23      
35 B2 350 329 8.20      

Unscaled Zero Point Vibrational Energy (zpe) 26249.2 cm-1
Scaled (by 0.9406) Zero Point Vibrational Energy (zpe) 24690.0 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 MP2/6-31+G**
ABC
0.49661 0.05231 0.04733

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31+G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.680 0.762
C2 0.000 -0.680 0.762
C3 0.000 1.545 -0.406
C4 0.000 -1.545 -0.406
C5 0.000 2.891 -0.318
C6 0.000 -2.891 -0.318
H7 0.000 1.184 1.724
H8 0.000 -1.184 1.724
H9 0.000 1.089 -1.390
H10 0.000 -1.089 -1.390
H11 0.000 3.390 0.643
H12 0.000 -3.390 0.643
H13 0.000 3.514 -1.202
H14 0.000 -3.514 -1.202

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.35911.45372.51242.46123.73041.08642.09722.19022.78512.71334.07163.44814.6305
C21.35912.51241.45373.73042.46122.09721.08642.78512.19024.07162.71334.63053.4481
C31.45372.51243.08961.34924.43682.16073.46181.08412.81132.12295.04542.12385.1211
C42.51241.45373.08964.43681.34923.46182.16072.81131.08415.04542.12295.12112.1238
C52.46123.73041.34924.43685.78222.66194.55812.09684.12171.08316.35451.08096.4659
C63.73042.46124.43681.34925.78224.55812.66194.12172.09686.35451.08316.46591.0809
H71.08642.09722.16073.46182.66194.55812.36773.11533.85502.45704.70013.74025.5344
H82.09721.08643.46182.16074.55812.66192.36773.85503.11534.70012.45705.53443.7402
H92.19022.78511.08412.81132.09684.12173.11533.85502.17763.07074.91882.43264.6068
H102.78512.19022.81131.08414.12172.09683.85503.11532.17764.91883.07074.60682.4326
H112.71334.07162.12295.04541.08316.35452.45704.70013.07074.91886.78051.84877.1465
H124.07162.71335.04542.12296.35451.08314.70012.45704.91883.07076.78057.14651.8487
H133.44814.63052.12385.12111.08096.46593.74025.53442.43264.60681.84877.14657.0283
H144.63053.44815.12112.12386.46591.08095.53443.74024.60682.43267.14651.84877.0283

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 126.529 C1 C2 H8 117.659
C1 C3 C5 122.786 C1 C3 H9 118.596
C2 C1 C3 126.529 C2 C1 H7 117.659
C2 C4 C6 122.786 C2 C4 H10 118.596
C3 C1 H7 115.812 C3 C5 H11 121.186
C3 C5 H13 121.452 C4 C2 H8 115.812
C4 C6 H12 121.186 C4 C6 H14 121.452
C5 C3 H9 118.618 C6 C4 H10 118.618
H11 C5 H13 117.362 H12 C6 H14 117.362
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at MP2/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.160     -0.174
2 C -0.160     -0.174
3 C -0.175     0.021
4 C -0.175     0.021
5 C -0.210     -0.472
6 C -0.210     -0.472
7 H 0.139     0.135
8 H 0.139     0.135
9 H 0.132     0.116
10 H 0.132     0.116
11 H 0.135     0.199
12 H 0.135     0.199
13 H 0.140     0.175
14 H 0.140     0.175


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 -0.041 0.041
CHELPG        
AIM        
ESP 0.000 0.000 -0.019 0.019


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.391 0.000 0.000
y 0.000 -34.619 0.000
z 0.000 0.000 -34.563
Traceless
 xyz
x -8.800 0.000 0.000
y 0.000 4.358 0.000
z 0.000 0.000 4.442
Polar
3z2-r28.885
x2-y2-8.772
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.723 0.000 0.000
y 0.000 20.354 0.000
z 0.000 0.000 8.836


<r2> (average value of r2) Å2
<r2> 234.362
(<r2>)1/2 15.309