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

using model chemistry: CCD/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at CCD/6-31G*
 hartrees
Energy at 0K-194.641510
Energy at 298.15K-194.648887
HF Energy-193.957495
Nuclear repulsion energy153.043026
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 CCD/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' 3271 3096 16.33      
2 A' 3189 3018 4.02      
3 A' 3177 3007 44.73      
4 A' 3171 3001 13.45      
5 A' 3167 2998 1.54      
6 A' 3153 2984 7.77      
7 A' 3066 2902 27.33      
8 A' 1789 1693 4.10      
9 A' 1718 1626 1.94      
10 A' 1548 1465 6.63      
11 A' 1493 1413 2.20      
12 A' 1470 1391 3.36      
13 A' 1371 1298 2.02      
14 A' 1354 1282 0.12      
15 A' 1334 1263 1.48      
16 A' 1239 1173 0.57      
17 A' 1131 1071 0.31      
18 A' 1015 961 5.80      
19 A' 934 884 2.87      
20 A' 489 463 0.01      
21 A' 460 436 0.17      
22 A' 200 190 1.11      
23 A" 3129 2962 22.53      
24 A" 1532 1450 6.28      
25 A" 1097 1038 0.24      
26 A" 1037 981 43.26      
27 A" 985 933 5.63      
28 A" 923 873 39.06      
29 A" 833 788 3.21      
30 A" 639 605 1.69      
31 A" 249 236 2.45      
32 A" 198 187 0.00      
33 A" 125 118 0.56      

Unscaled Zero Point Vibrational Energy (zpe) 25242.5 cm-1
Scaled (by 0.9465) Zero Point Vibrational Energy (zpe) 23892.0 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 CCD/6-31G*
ABC
0.94634 0.07168 0.06747

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.433 0.748 0.000
C2 -1.417 -0.129 0.000
C3 0.000 0.252 0.000
C4 1.013 -0.630 0.000
C5 2.471 -0.266 0.000
H6 -2.263 1.825 0.000
H7 -3.471 0.423 0.000
H8 -1.629 -1.201 0.000
H9 0.214 1.325 0.000
H10 0.785 -1.699 0.000
H11 2.606 0.822 0.000
H12 2.979 -0.675 0.883
H13 2.979 -0.675 -0.883

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13
C11.34252.48353.71155.00811.08961.08762.10872.70974.04355.04045.66615.6661
C21.34251.46752.48103.89052.12882.12671.09262.18492.70494.13444.51754.5175
C32.48351.46751.34302.52462.75593.47532.18261.09352.10362.66803.24293.2429
C43.71152.48101.34301.50304.09354.60572.70242.11121.09352.15592.15642.1564
C55.00813.89052.52461.50305.17525.98174.20492.76062.21301.09611.09831.0983
H61.08962.12882.75594.09355.17521.85043.09122.52764.65954.97195.87485.8748
H71.08762.12673.47534.60575.98171.85042.45563.79424.75596.09066.60256.6025
H82.10871.09262.18262.70244.20493.09122.45563.12632.46484.69344.72144.7214
H92.70972.18491.09352.11122.76062.52763.79423.12633.07732.44443.52473.5247
H104.04352.70492.10361.09352.21304.65954.75592.46483.07733.11042.57782.5778
H115.04044.13442.66802.15591.09614.97196.09064.69342.44443.11041.77761.7776
H125.66614.51753.24292.15641.09835.87486.60254.72143.52472.57781.77761.7669
H135.66614.51753.24292.15641.09835.87486.60254.72143.52472.57781.77761.7669

picture of 1,3-Pentadiene, (E)- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 124.151 C1 C2 H8 119.634
C2 C1 H6 121.818 C2 C1 H7 121.776
C2 C3 C4 123.893 C2 C3 H9 116.353
C3 C2 H8 116.215 C3 C4 C5 124.923
C3 C4 H10 119.042 C4 C3 H9 119.753
C4 C5 H11 111.124 C4 C5 H12 111.036
C4 C5 H13 111.036 C5 C4 H10 116.036
H6 C1 H7 116.407 H11 C5 H12 108.198
H11 C5 H13 108.198 H12 C5 H13 107.093
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability