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All results from a given calculation for C5H8 (1,4-Pentadiene)

using model chemistry: MP2/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at MP2/6-31+G**
 hartrees
Energy at 0K-194.659794
Energy at 298.15K 
HF Energy-193.968469
Nuclear repulsion energy155.309933
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 MP2/6-31+G**
Rotational Constants (cm-1) from geometry optimized at MP2/6-31+G**
ABC
0.65246 0.07889 0.07831

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31+G**

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.676
C2 0.000 1.241 -0.173
C3 0.000 -1.241 -0.173
C4 0.987 2.150 -0.186
C5 -0.987 -2.150 -0.186
H6 -0.882 -0.011 1.324
H7 0.882 0.011 1.324
H8 -0.859 1.377 -0.823
H9 0.859 -1.377 -0.823
H10 0.945 3.020 -0.826
H11 -0.945 -3.020 -0.826
H12 1.859 2.041 0.448
H13 -1.859 -2.041 0.448

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13
C11.50381.50382.51762.51761.09411.09412.20992.20993.50293.50292.76982.7698
C21.50382.48261.34163.53182.14152.12841.08632.83162.11754.41362.11653.8225
C31.50382.48263.53181.34162.12842.14152.83161.08634.41362.11753.82252.1165
C42.51761.34163.53184.73103.23132.61962.10073.58621.08135.55611.08315.1049
C52.51763.53181.34164.73102.61963.23133.58622.10075.55611.08135.10491.0831
H61.09412.14152.12843.23132.61961.76392.55703.08344.14093.69843.53402.4167
H71.09412.12842.14152.61963.23131.76393.08342.55703.69844.14092.41673.5340
H82.20991.08632.83162.10073.58622.55703.08343.24632.44034.39813.07323.7810
H92.20992.83161.08633.58622.10073.08342.55703.24634.39812.44033.78103.0732
H103.50292.11754.41361.08135.55614.14093.69842.44034.39816.32911.84845.9242
H113.50294.41362.11755.55611.08133.69844.14094.39812.44036.32915.92421.8484
H122.76982.11653.82251.08315.10493.53402.41673.07323.78101.84845.92425.5208
H132.76983.82252.11655.10491.08312.41673.53403.78103.07325.92421.84845.5208

picture of 1,4-Pentadiene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 124.356 C1 C2 H8 116.187
C1 C3 C5 124.356 C1 C3 H9 116.187
C2 C1 C3 111.266 C2 C1 H6 110.033
C2 C1 H7 109.004 C2 C4 H10 121.471
C2 C4 H12 121.228 C3 C1 H6 109.004
C3 C1 H7 110.033 C3 C5 H11 121.471
C3 C5 H13 121.228 C4 C2 H8 119.446
C5 C3 H9 119.446 H6 C1 H7 107.422
H10 C4 H12 117.301 H11 C5 H13 117.301
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability