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 C6H10 (1,5-Hexadiene)

using model chemistry: QCISD/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1Ag
Energy calculated at QCISD/6-311G*
 hartrees
Energy at 0K-233.900625
Energy at 298.15K-233.910354
HF Energy-233.024429
Nuclear repulsion energy211.680857
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 QCISD/6-311G*
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 3226 3088 9.75      
2 A 3142 3009 0.16      
3 A 3130 2997 44.20      
4 A 3088 2957 27.70      
5 A 3023 2895 6.84      
6 A 1718 1645 5.27      
7 A 1518 1453 3.04      
8 A 1473 1410 3.88      
9 A 1398 1338 0.23      
10 A 1334 1277 0.92      
11 A 1266 1212 0.13      
12 A 1106 1059 0.09      
13 A 1066 1021 2.38      
14 A 1012 969 10.10      
15 A 964 923 0.02      
16 A 911 872 17.83      
17 A 785 752 0.35      
18 A 630 603 7.06      
19 A 423 405 0.01      
20 A 355 340 0.12      
21 A 95 91 0.01      
22 A 75 72 0.01      
23 B 3225 3088 33.58      
24 B 3142 3008 11.44      
25 B 3129 2996 11.38      
26 B 3069 2938 4.55      
27 B 3027 2898 46.16      
28 B 1721 1647 10.97      
29 B 1531 1465 9.72      
30 B 1472 1409 0.54      
31 B 1348 1290 0.40      
32 B 1328 1271 0.17      
33 B 1288 1233 1.44      
34 B 1198 1147 1.88      
35 B 1014 971 33.95      
36 B 976 935 2.22      
37 B 947 907 0.10      
38 B 911 872 67.93      
39 B 657 629 20.58      
40 B 440 421 1.30      
41 B 221 211 0.22      
42 B 108 104 0.12      

Unscaled Zero Point Vibrational Energy (zpe) 31244.4 cm-1
Scaled (by 0.9574) Zero Point Vibrational Energy (zpe) 29913.4 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 QCISD/6-311G*
ABC
0.41375 0.04663 0.04521

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-311G*

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.425 0.643 -0.311
C2 0.425 -0.643 -0.311
C3 0.425 1.887 -0.345
C4 -0.425 -1.887 -0.345
C5 0.454 2.818 0.618
C6 -0.454 -2.818 0.618
H7 -1.095 0.631 -1.185
H8 -1.067 0.653 0.580
H9 1.095 -0.631 -1.185
H10 1.067 -0.653 0.580
H11 1.067 2.009 -1.222
H12 -1.067 -2.009 -1.222
H13 1.095 3.694 0.547
H14 -0.168 2.737 1.509
H15 -1.095 -3.694 0.547
H16 0.168 -2.737 1.509

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
C11.54111.50742.53012.52363.58381.10111.09832.16722.16802.21872.87653.51542.78634.47143.8839
C21.54112.53011.50743.58382.52362.16722.16801.10111.09832.87652.21874.47143.88393.51542.7863
C31.50742.53013.86891.33984.88282.14322.14592.73792.77871.09364.26342.12352.12375.85294.9883
C42.53011.50743.86894.88281.33982.73792.77872.14322.14594.26341.09365.85294.98832.12352.1237
C52.52363.58381.33984.88285.70943.22992.64633.94473.52562.10135.38541.08791.08966.69465.6334
C63.58382.52364.88281.33985.70943.94473.52563.22992.64635.38542.10136.69465.63341.08791.0896
H71.10112.16722.14322.73793.22993.94471.76512.52753.07232.56392.64074.14453.54264.65914.4939
H81.09832.16802.14592.77872.64633.52561.76513.07232.50283.10473.21463.73162.45224.34763.7258
H92.16721.10112.73792.14323.94473.22992.52753.07231.76512.64072.56394.65914.49394.14453.5426
H102.16801.09832.77872.14593.52562.64633.07232.50281.76513.21463.10474.34763.72583.73162.4522
H112.21872.87651.09364.26342.10135.38542.56393.10472.64073.21464.54982.44283.08406.35065.5487
H122.87652.21874.26341.09365.38542.10132.64073.21462.56393.10474.54986.35065.54872.44283.0840
H133.51544.47142.12355.85291.08796.69464.14453.73164.65914.34762.44286.35061.85427.70616.5683
H142.78633.88392.12374.98831.08965.63343.54262.45224.49393.72583.08405.54871.85426.56835.4838
H154.47143.51545.85292.12356.69461.08794.65914.34764.14453.73166.35062.44287.70616.56831.8542
H163.88392.78634.98832.12375.63341.08964.49393.72583.54262.45225.54873.08406.56835.48381.8542

picture of 1,5-Hexadiene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 112.181 C1 C2 H9 109.071
C1 C2 H10 109.302 C1 C3 C5 124.732
C1 C3 H11 116.175 C2 C1 C3 112.181
C2 C1 H7 109.071 C2 C1 H8 109.302
C2 C4 C6 124.732 C2 C4 H12 116.175
C3 C1 H7 109.505 C3 C1 H8 109.886
C3 C5 H13 121.677 C3 C5 H14 121.560
C4 C2 H9 109.505 C4 C2 H10 109.886
C4 C6 H15 121.677 C4 C6 H16 121.560
C5 C3 H11 119.086 C6 C4 H12 119.086
H7 C1 H8 106.743 H9 C2 H10 106.743
H13 C5 H14 116.763 H15 C6 H16 116.763
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability