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

using model chemistry: MP2/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/Def2TZVPP
 hartrees
Energy at 0K-194.853304
Energy at 298.15K-194.860719
HF Energy-194.029452
Nuclear repulsion energy155.555894
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/Def2TZVPP
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 3284 3125 8.48      
2 A 3194 3039 7.72      
3 A 3187 3032 29.77      
4 A 3181 3027 3.43      
5 A 3175 3021 8.07      
6 A 3164 3011 6.90      
7 A 3138 2986 12.39      
8 A 3067 2918 23.64      
9 A 1705 1622 5.53      
10 A 1674 1593 7.27      
11 A 1506 1433 12.15      
12 A 1494 1421 6.84      
13 A 1460 1389 4.36      
14 A 1417 1348 1.23      
15 A 1344 1278 0.07      
16 A 1327 1262 0.73      
17 A 1310 1246 0.70      
18 A 1151 1095 0.74      
19 A 1078 1025 0.65      
20 A 1067 1015 1.55      
21 A 1030 980 26.93      
22 A 1013 964 16.13      
23 A 993 945 18.33      
24 A 931 886 33.44      
25 A 911 867 7.87      
26 A 823 783 1.31      
27 A 663 630 7.18      
28 A 570 542 3.40      
29 A 387 368 1.73      
30 A 251 239 2.24      
31 A 218 207 1.25      
32 A 180 171 1.18      
33 A 146 139 0.11      

Unscaled Zero Point Vibrational Energy (zpe) 25017.4 cm-1
Scaled (by 0.9515) Zero Point Vibrational Energy (zpe) 23804.1 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/Def2TZVPP
ABC
0.59820 0.08425 0.07605

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/Def2TZVPP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 2.151 -0.607 -0.114
C2 1.459 0.517 0.107
C3 0.012 0.662 -0.093
C4 -0.888 -0.292 0.175
C5 -2.360 -0.156 -0.049
H6 1.671 -1.498 -0.498
H7 3.213 -0.657 0.075
H8 1.985 1.402 0.449
H9 -0.330 1.622 -0.468
H10 -0.543 -1.231 0.596
H11 -2.607 0.823 -0.457
H12 -2.717 -0.917 -0.744
H13 -2.909 -0.291 0.883

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13
C11.33802.48633.06884.53371.08211.08062.09213.35342.85444.97914.91785.1669
C21.33801.46722.48333.88072.11422.11171.08482.17972.70194.11544.49604.5092
C32.48631.46721.33902.50982.75323.46632.17571.08582.08972.64893.21933.2242
C43.06882.48331.33901.49502.90844.11913.34682.09441.08582.14352.13972.1414
C54.53373.88072.50981.49504.27275.59744.64292.73022.20821.08851.09041.0902
H61.08212.11422.75322.90844.27271.84703.06603.70642.48364.86704.43344.9343
H71.08062.11173.46634.11915.59741.84702.42634.24803.83526.02875.99206.1867
H82.09211.08482.17573.34684.64293.06602.42632.50023.65314.71605.37665.1971
H93.35342.17971.08582.09442.73023.70644.24802.50023.05222.41233.49493.4831
H102.85442.70192.08971.08582.20822.48363.83523.65313.05223.09642.57302.5631
H114.97914.11542.64892.14351.08854.86706.02874.71602.41233.09641.76661.7682
H124.91784.49603.21932.13971.09044.43345.99205.37663.49492.57301.76661.7538
H135.16694.50923.22422.14141.09024.93436.18675.19713.48312.56311.76821.7538

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 124.767 C1 C2 H8 119.057
C2 C1 H6 121.404 C2 C1 H7 121.283
C2 C3 C4 124.426 C2 C3 H9 116.452
C3 C2 H8 116.172 C3 C4 C5 124.558
C3 C4 H10 118.672 C4 C3 H9 119.112
C4 C5 H11 111.160 C4 C5 H12 110.733
C4 C5 H13 110.885 C5 C4 H10 116.766
H6 C1 H7 117.309 H11 C5 H12 108.340
H11 C5 H13 108.504 H12 C5 H13 107.081
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability