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

using model chemistry: MP2=FULL/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at MP2=FULL/6-311G*
 hartrees
Energy at 0K-194.755892
Energy at 298.15K-194.763248
HF Energy-193.993227
Nuclear repulsion energy153.246316
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=FULL/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 3282 3109 12.95      
2 A 3188 3019 10.52      
3 A 3180 3012 46.16      
4 A 3178 3009 4.30      
5 A 3169 3001 2.48      
6 A 3164 2996 2.46      
7 A 3069 2907 27.15      
8 A 1732 1640 7.65      
9 A 1667 1579 3.53      
10 A 1533 1452 10.73      
11 A 1472 1395 4.93      
12 A 1449 1372 4.81      
13 A 1350 1279 2.47      
14 A 1332 1261 0.22      
15 A 1316 1246 0.58      
16 A 1227 1162 1.05      
17 A 1125 1066 0.37      
18 A 1007 953 8.70      
19 A 925 876 4.33      
20 A 488 462 0.01      
21 A 458 434 0.25      
22 A 199 188 1.38      
23 A 3141 2975 18.03      
24 A 1517 1437 9.49      
25 A 1077 1020 0.03      
26 A 1026 971 57.77      
27 A 963 912 8.29      
28 A 880 833 46.03      
29 A 815 772 3.93      
30 A 631 598 2.46      
31 A 248 235 3.19      
32 A 196 186 0.04      
33 A 126 119 1.01      

Unscaled Zero Point Vibrational Energy (zpe) 25063.0 cm-1
Scaled (by 0.9471) Zero Point Vibrational Energy (zpe) 23737.1 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=FULL/6-311G*
ABC
0.94781 0.07189 0.06766

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.414 0.789 0.000
C2 -1.412 -0.107 0.000
C3 0.000 0.251 0.000
C4 1.002 -0.649 0.000
C5 2.458 -0.303 0.000
H6 -2.217 1.857 0.000
H7 -3.453 0.479 0.000
H8 -1.649 -1.171 0.000
H9 0.240 1.315 0.000
H10 0.747 -1.710 0.000
H11 2.607 0.779 0.000
H12 2.962 -0.717 0.879
H13 2.962 -0.717 -0.879

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13
C11.34482.47373.70634.99341.08601.08402.10412.70624.03015.02145.65175.6517
C21.34481.45672.47363.87512.12302.12361.08972.18012.68904.11564.50254.5025
C32.47371.45671.34632.51982.73763.46062.17751.09102.09812.66013.23733.2373
C43.70632.47361.34631.49724.07904.59522.70192.10631.09082.14872.14932.1493
C54.99343.87512.51981.49725.14985.96274.19842.74522.21511.09211.09441.0944
H61.08602.12302.73764.07905.14981.85143.08082.51624.63784.94285.84925.8492
H71.08402.12363.46064.59525.96271.85142.44453.78674.73656.06756.58416.5841
H82.10411.08972.17752.70194.19843.08082.44453.12262.45674.68194.71604.7160
H92.70622.18011.09102.10632.74522.51623.78673.12263.06692.42663.50803.5080
H104.03012.68902.09811.09082.21514.63784.73652.45673.06693.10692.58102.5810
H115.02144.11562.66012.14871.09214.94286.06754.68192.42663.10691.77101.7710
H125.65174.50253.23732.14931.09445.84926.58414.71603.50802.58101.77101.7584
H135.65174.50253.23732.14931.09445.84926.58414.71603.50802.58101.77101.7584

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 123.955 C1 C2 H8 119.230
C2 C1 H6 121.333 C2 C1 H7 121.558
C2 C3 C4 123.836 C2 C3 H9 116.956
C3 C2 H8 116.815 C3 C4 C5 124.696
C3 C4 H10 118.460 C4 C3 H9 119.208
C4 C5 H11 111.203 C4 C5 H12 111.101
C4 C5 H13 111.101 C5 C4 H10 116.844
H6 C1 H7 117.109 H11 C5 H12 108.184
H11 C5 H13 108.184 H12 C5 H13 106.898
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability