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All results from a given calculation for C5H8 (1,3-Pentadiene, (Z)-)

using model chemistry: CID/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CID/6-31G
 hartrees
Energy at 0K-194.303939
Energy at 298.15K-194.311427
HF Energy-193.884007
Nuclear repulsion energy154.745282
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 CID/6-31G
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' 3306 3092 26.22      
2 A' 3239 3029 20.67      
3 A' 3228 3019 39.94      
4 A' 3216 3007 10.10      
5 A' 3199 2992 9.60      
6 A' 3189 2983 6.37      
7 A' 3098 2897 31.21      
8 A' 1811 1694 4.00      
9 A' 1736 1623 1.66      
10 A' 1591 1488 6.54      
11 A' 1556 1455 7.94      
12 A' 1522 1424 5.60      
13 A' 1483 1387 0.67      
14 A' 1406 1314 0.54      
15 A' 1369 1280 0.81      
16 A' 1251 1170 1.68      
17 A' 1127 1054 0.18      
18 A' 1010 945 7.18      
19 A' 925 865 0.68      
20 A' 646 605 4.39      
21 A' 407 381 2.78      
22 A' 232 217 0.17      
23 A" 3150 2946 28.48      
24 A" 1578 1476 7.46      
25 A" 1143 1069 0.91      
26 A" 1061 992 15.32      
27 A" 1026 959 3.80      
28 A" 991 926 56.90      
29 A" 825 772 12.43      
30 A" 655 612 30.97      
31 A" 368 344 0.27      
32 A" 105 98 0.01      
33 A" 95 89 0.35      

Unscaled Zero Point Vibrational Energy (zpe) 25770.7 cm-1
Scaled (by 0.9352) Zero Point Vibrational Energy (zpe) 24100.8 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 CID/6-31G
ABC
0.52624 0.08683 0.07558

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 2.407 0.143 0.000
C2 1.114 -0.222 0.000
C3 0.000 0.744 0.000
C4 -1.317 0.462 0.000
C5 -1.972 -0.901 0.000
H6 2.709 1.186 0.000
H7 3.209 -0.587 0.000
H8 0.868 -1.280 0.000
H9 0.298 1.791 0.000
H10 -2.013 1.299 0.000
H11 -1.244 -1.716 0.000
H12 -2.611 -1.023 0.882
H13 -2.611 -1.023 -0.882

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13
C11.34362.48113.73784.50151.08651.08402.09612.67714.56884.09735.22675.2267
C21.34361.47392.52513.15952.12742.12691.08682.17203.47682.79193.91093.9109
C32.48111.47391.34672.56782.74463.47402.20211.08922.08802.75663.27353.2735
C43.73782.52511.34671.51254.09024.64612.79442.09161.08822.17952.15822.1582
C54.50153.15952.56781.51255.12485.19042.86473.52162.20041.09221.09641.0964
H61.08652.12742.74464.09025.12481.84223.07772.48544.72304.90415.82735.8273
H71.08402.12693.47404.64615.19041.84222.44193.75905.55214.59455.90285.9028
H82.09611.08682.20212.79442.86473.07772.44193.12393.86652.15673.59823.5982
H92.67712.17201.08922.09163.52162.48543.75903.12392.36293.83164.14244.1424
H104.56883.47682.08801.08822.20044.72305.55213.86652.36293.11132.55442.5544
H114.09732.79192.75662.17951.09224.90414.59452.15673.83163.11131.76851.7685
H125.22673.91093.27352.15821.09645.82735.90283.59824.14242.55441.76851.7649
H135.22673.91093.27352.15821.09645.82735.90283.59824.14242.55441.76851.7649

picture of 1,3-Pentadiene, (Z)- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 123.364 C1 C2 H8 118.807
C2 C1 H6 121.838 C2 C1 H7 122.003
C2 C3 C4 127.021 C2 C3 H9 115.033
C3 C2 H8 117.829 C3 C4 C5 127.717
C3 C4 H10 117.693 C4 C3 H9 117.946
C4 C5 H11 112.596 C4 C5 H12 110.619
C4 C5 H13 110.619 C5 C4 H10 114.590
H6 C1 H7 116.159 H11 C5 H12 107.803
H11 C5 H13 107.803 H12 C5 H13 107.188
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability