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

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

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/6-31+G**
 hartrees
Energy at 0K-194.695422
Energy at 298.15K-194.702727
HF Energy-193.977939
Nuclear repulsion energy153.431532
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/6-31+G**
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 3336 3133 12.21      
2 A 3236 3039 5.24      
3 A 3227 3030 43.82      
4 A 3223 3027 12.41      
5 A 3213 3017 3.26      
6 A 3209 3014 2.33      
7 A 3108 2919 30.61      
8 A 1745 1639 10.14      
9 A 1681 1579 4.55      
10 A 1541 1447 9.29      
11 A 1491 1400 2.55      
12 A 1456 1368 3.33      
13 A 1358 1275 2.86      
14 A 1342 1260 0.52      
15 A 1323 1243 1.37      
16 A 1237 1162 0.75      
17 A 1132 1063 0.09      
18 A 1011 950 7.54      
19 A 930 874 4.33      
20 A 487 457 0.02      
21 A 457 429 0.30      
22 A 198 186 1.32      
23 A 3187 2994 15.35      
24 A 1519 1427 6.81      
25 A 1076 1011 0.94      
26 A 1034 971 62.83      
27 A 969 910 6.27      
28 A 888 834 47.42      
29 A 803 754 2.81      
30 A 627 589 3.01      
31 A 234 220 3.23      
32 A 188 177 0.13      
33 A 114 107 1.08      

Unscaled Zero Point Vibrational Energy (zpe) 25288.6 cm-1
Scaled (by 0.9392) Zero Point Vibrational Energy (zpe) 23751.0 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 MP2=FULL/6-31+G**
ABC
0.95026 0.07201 0.06777

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.412 0.794 0.000
C2 -1.411 -0.106 0.000
C3 0.000 0.250 0.000
C4 1.001 -0.652 0.000
C5 2.456 -0.306 0.000
H6 -2.210 1.857 0.000
H7 -3.447 0.486 0.000
H8 -1.649 -1.165 0.000
H9 0.241 1.310 0.000
H10 0.746 -1.708 0.000
H11 2.600 0.773 0.000
H12 2.956 -0.718 0.877
H13 2.956 -0.718 -0.877

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13
C11.34592.47233.70634.99031.08191.07982.10202.70234.02895.01195.64545.6454
C21.34591.45472.47263.87162.11942.12031.08542.17502.68694.10584.49604.4960
C32.47231.45471.34732.51802.73293.45472.17241.08672.09542.65223.23213.2321
C43.70632.47261.34731.49544.07534.59082.69872.10371.08642.14192.14422.1442
C54.99033.87162.51801.49545.14335.95544.19322.74162.21081.08871.09071.0907
H61.08192.11942.73294.07535.14331.84613.07352.51184.63154.93125.83915.8391
H71.07982.12033.45474.59085.95541.84612.44083.77854.73226.05366.57406.5740
H82.10201.08542.17242.69874.19323.07352.44083.11332.45574.66974.70904.7090
H92.70232.17501.08672.10372.74162.51183.77853.11333.05972.41953.50053.5005
H104.02892.68692.09541.08642.21084.63154.73222.45573.05973.09712.57582.5758
H115.01194.10582.65222.14191.08874.93126.05364.66972.41953.09711.76601.7660
H125.64544.49603.23212.14421.09075.83916.57404.70903.50052.57581.76601.7544
H135.64544.49603.23212.14421.09075.83916.57404.70903.50052.57581.76601.7544

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 123.905 C1 C2 H8 119.276
C2 C1 H6 121.225 C2 C1 H7 121.481
C2 C3 C4 123.828 C2 C3 H9 116.961
C3 C2 H8 116.819 C3 C4 C5 124.611
C3 C4 H10 118.460 C4 C3 H9 119.211
C4 C5 H11 110.988 C4 C5 H12 111.055
C4 C5 H13 111.055 C5 C4 H10 116.929
H6 C1 H7 117.294 H11 C5 H12 108.256
H11 C5 H13 108.256 H12 C5 H13 107.083
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability