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: CCSD/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1Ag
Energy calculated at CCSD/aug-cc-pVDZ
 hartrees
Energy at 0K-233.935273
Energy at 298.15K-233.944975
HF Energy-233.010321
Nuclear repulsion energy210.675163
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 CCSD/aug-cc-pVDZ
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 3244 3126 7.39      
2 A 3157 3041 2.68      
3 A 3145 3030 32.12      
4 A 3089 2976 29.65      
5 A 3021 2910 6.60      
6 A 1709 1646 4.45      
7 A 1477 1423 4.69      
8 A 1454 1400 1.01      
9 A 1369 1319 0.09      
10 A 1317 1269 0.72      
11 A 1242 1197 0.00      
12 A 1086 1046 0.10      
13 A 1059 1020 2.24      
14 A 1006 970 9.65      
15 A 952 917 0.08      
16 A 939 904 15.09      
17 A 777 748 0.13      
18 A 628 605 6.15      
19 A 413 398 0.06      
20 A 350 337 0.06      
21 A 93 89 0.03      
22 A 73 71 0.03      
23 B 3244 3126 27.09      
24 B 3157 3041 10.52      
25 B 3145 3030 8.16      
26 B 3070 2958 4.15      
27 B 3024 2914 41.23      
28 B 1712 1649 16.24      
29 B 1487 1433 6.32      
30 B 1456 1402 0.01      
31 B 1324 1275 0.35      
32 B 1304 1257 0.00      
33 B 1262 1215 5.08      
34 B 1181 1138 0.64      
35 B 1009 972 30.69      
36 B 959 924 1.43      
37 B 940 906 29.18      
38 B 938 904 27.26      
39 B 653 629 18.23      
40 B 431 416 1.80      
41 B 215 207 0.21      
42 B 104 101 0.12      

Unscaled Zero Point Vibrational Energy (zpe) 31108.0 cm-1
Scaled (by 0.9634) Zero Point Vibrational Energy (zpe) 29969.5 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 CCSD/aug-cc-pVDZ
ABC
0.41002 0.04623 0.04482

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/aug-cc-pVDZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.427 0.645 -0.311
C2 0.427 -0.645 -0.311
C3 0.427 1.893 -0.347
C4 -0.427 -1.893 -0.347
C5 0.455 2.832 0.620
C6 -0.455 -2.832 0.620
H7 -1.096 0.629 -1.193
H8 -1.073 0.658 0.586
H9 1.096 -0.629 -1.193
H10 1.073 -0.658 0.586
H11 1.075 2.015 -1.227
H12 -1.075 -2.015 -1.227
H13 1.103 3.712 0.545
H14 -0.174 2.748 1.514
H15 -1.103 -3.712 0.545
H16 0.174 -2.748 1.514

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
C11.54731.51272.53802.53593.60001.10761.10492.17342.17972.23022.88703.53232.79574.49103.8989
C21.54732.53801.51273.60002.53592.17342.17971.10761.10492.88702.23024.49103.89893.53232.7957
C31.51272.53803.88071.34924.90332.15232.15542.74292.79171.09954.27792.13572.13485.87765.0063
C42.53801.51273.88074.90331.34922.74292.79172.15232.15544.27791.09955.87765.00632.13572.1348
C52.53593.60001.34924.90335.73763.24812.65783.96023.54462.11345.40861.09441.09636.72745.6582
C63.60002.53594.90331.34925.73763.96023.54463.24812.65785.40862.11346.72745.65821.09441.0963
H71.10762.17342.15232.74293.24813.96021.77982.52793.08652.57582.64454.16633.55944.67614.5107
H81.10492.17972.15542.79172.65783.54461.77983.08652.51653.12133.23003.74952.45694.36993.7432
H92.17341.10762.74292.15233.96023.24812.52793.08651.77982.64452.57584.67614.51074.16633.5594
H102.17971.10492.79172.15543.54462.65783.08652.51651.77983.23003.12134.36993.74323.74952.4569
H112.23022.88701.09954.27792.11345.40862.57583.12132.64453.23004.56742.45393.10046.37795.5687
H122.88702.23024.27791.09955.40862.11342.64453.23002.57583.12134.56746.37795.56872.45393.1004
H133.53234.49102.13575.87761.09446.72744.16633.74954.67614.36992.45396.37791.87027.74406.5973
H142.79573.89892.13485.00631.09635.65823.55942.45694.51073.74323.10045.56871.87026.59735.5062
H154.49103.53235.87762.13576.72741.09444.67614.36994.16633.74956.37792.45397.74406.59731.8702
H163.89892.79575.00632.13485.65821.09634.51073.74323.55942.45695.56873.10046.59735.50621.8702

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 112.069 C1 C2 H9 108.766
C1 C2 H10 109.405 C1 C3 C5 124.669
C1 C3 H11 116.348 C2 C1 C3 112.069
C2 C1 H7 108.766 C2 C1 H8 109.405
C2 C4 C6 124.669 C2 C4 H12 116.348
C3 C1 H7 109.481 C3 C1 H8 109.874
C3 C5 H13 121.505 C3 C5 H14 121.268
C4 C2 H9 109.481 C4 C2 H10 109.874
C4 C6 H15 121.505 C4 C6 H16 121.268
C5 C3 H11 118.977 C6 C4 H12 118.977
H7 C1 H8 107.113 H9 C2 H10 107.113
H13 C5 H14 117.227 H15 C6 H16 117.227
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability