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 (1,3-Hexadiene, (Z)-)

using model chemistry: MP2/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/6-31G(2df,p)
 hartrees
Energy at 0K-233.957515
Energy at 298.15K-233.967443
HF Energy-233.012233
Nuclear repulsion energy216.953017
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 MP2/6-31G(2df,p)
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' 3312 3128 8.94      
2 A' 3285 3103 2.38      
3 A' 3208 3030 2.53      
4 A' 3201 3023 20.52      
5 A' 3196 3019 25.32      
6 A' 3177 3001 0.86      
7 A' 3109 2936 12.62      
8 A' 3078 2907 17.97      
9 A' 1723 1628 4.55      
10 A' 1651 1560 0.64      
11 A' 1545 1459 6.55      
12 A' 1499 1416 3.53      
13 A' 1485 1402 13.24      
14 A' 1432 1353 3.08      
15 A' 1408 1330 0.24      
16 A' 1404 1326 6.30      
17 A' 1333 1259 0.30      
18 A' 1314 1241 6.74      
19 A' 1188 1122 0.75      
20 A' 1090 1030 4.16      
21 A' 1063 1004 1.54      
22 A' 946 894 2.77      
23 A' 828 782 3.67      
24 A' 720 680 1.49      
25 A' 420 397 0.35      
26 A' 273 258 2.00      
27 A' 199 188 0.40      
28 A" 3212 3034 14.29      
29 A" 3115 2942 10.67      
30 A" 1534 1449 6.19      
31 A" 1319 1246 0.20      
32 A" 1114 1052 3.36      
33 A" 1057 999 10.43      
34 A" 1005 949 1.95      
35 A" 937 885 33.37      
36 A" 844 797 2.47      
37 A" 772 729 1.52      
38 A" 638 602 21.73      
39 A" 404 381 0.00      
40 A" 317 299 0.01      
41 A" 111 105 0.24      
42 A" 78 74 0.17      

Unscaled Zero Point Vibrational Energy (zpe) 31770.4 cm-1
Scaled (by 0.9445) Zero Point Vibrational Energy (zpe) 30007.2 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 MP2/6-31G(2df,p)
ABC
0.23208 0.06784 0.05353

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.052 1.269 0.000
C2 -1.230 0.556 0.000
H3 0.031 2.194 0.000
C4 0.000 1.106 0.000
H5 1.395 -0.593 0.000
C6 1.316 0.485 0.000
H7 3.421 0.746 0.000
H8 2.413 2.296 0.000
C9 2.444 1.213 0.000
H10 -2.369 -0.987 0.867
H11 -2.369 -0.987 -0.867
C12 -1.708 -0.868 0.000
H13 -1.200 -2.961 0.000
H14 -0.049 -1.964 -0.885
H15 -0.049 -1.964 0.885
C16 -0.685 -1.999 0.000

Atom - Atom Distances (Å)
  H1 C2 H3 C4 H5 C6 H7 H8 C9 H10 H11 C12 H13 H14 H15 C16
H11.08842.27892.05833.91773.45825.49734.58164.49672.43742.43742.16424.31463.90473.90473.5418
C21.08842.06701.34722.86512.54694.65404.03713.73232.10482.10481.50213.51682.92022.92022.6118
H32.27892.06701.08843.10302.13873.68612.38452.60564.07794.07793.52155.29994.25234.25234.2534
C42.05831.34721.08842.19841.45563.43942.69062.44683.27803.27802.61084.24043.19593.19593.1795
H53.91772.86513.10302.19841.08052.42783.06302.08813.88293.88293.11603.51332.17982.17982.5108
C63.45822.54692.13871.45561.08052.12032.11751.34254.06204.06203.31364.26682.94062.94063.1896
H75.49734.65403.68613.43942.42782.12031.84881.08186.10526.10525.37705.92374.49114.49114.9385
H84.58164.03712.38452.69063.06302.11751.84881.08415.86505.86505.19616.37904.99994.99995.2957
C94.49673.73232.60562.44682.08811.34251.08181.08415.36275.36274.64505.54074.13474.13474.4839
H102.43742.10484.07793.27803.88294.06206.10525.86505.36271.73481.09672.45273.06712.51722.1475
H112.43742.10484.07793.27803.88294.06206.10525.86505.36271.73481.09672.45272.51723.06712.1475
C122.16421.50213.52152.61083.11603.31365.37705.19614.64501.09671.09672.15392.17682.17681.5251
H134.31463.51685.29994.24043.51334.26685.92376.37905.54072.45272.45272.15391.76081.76081.0914
H143.90472.92024.25233.19592.17982.94064.49114.99994.13473.06712.51722.17681.76081.77021.0903
H153.90472.92024.25233.19592.17982.94064.49114.99994.13472.51723.06712.17681.76081.77021.0903
C163.54182.61184.25343.17952.51083.18964.93855.29574.48392.14752.14751.52511.09141.09031.0903

picture of 1,3-Hexadiene, (Z)- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C2 C4 114.955 H1 C2 C12 112.338
C2 C4 H3 115.733 C2 C4 C6 130.620
C2 C12 H10 107.145 C2 C12 H11 107.145
C2 C12 C16 119.256 H3 C4 C6 113.646
C4 C2 C12 132.707 C4 C6 H5 119.454
C4 C6 C9 121.910 H5 C6 C9 118.636
C6 C9 H7 121.630 C6 C9 H8 121.165
H7 C9 H8 117.204 H10 C12 H11 104.548
H10 C12 C16 108.889 H11 C12 C16 108.889
C12 C16 H13 109.697 C12 C16 H14 111.590
C12 C16 H15 111.590 H13 C16 H14 107.627
H13 C16 H15 107.627 H14 C16 H15 108.550
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability