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

using model chemistry: CID/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 CID/6-31G*
 hartrees
Energy at 0K-194.527784
Energy at 298.15K-194.535331
HF Energy-193.956060
Nuclear repulsion energy156.011374
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 CID/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3360 3103 17.69      
2 A 3301 3050 15.93      
3 A 3283 3033 32.48      
4 A 3272 3023 6.56      
5 A 3263 3014 9.04      
6 A 3253 3005 2.21      
7 A 3210 2965 22.73      
8 A 3154 2913 26.71      
9 A 1853 1712 5.74      
10 A 1774 1639 1.55      
11 A 1588 1467 6.37      
12 A 1577 1456 6.34      
13 A 1556 1438 9.93      
14 A 1516 1400 3.02      
15 A 1474 1361 1.26      
16 A 1398 1291 1.36      
17 A 1363 1259 0.97      
18 A 1254 1158 1.06      
19 A 1131 1044 1.15      
20 A 1123 1037 0.03      
21 A 1083 1000 14.41      
22 A 1040 961 1.86      
23 A 1014 937 8.38      
24 A 992 916 48.13      
25 A 938 867 0.94      
26 A 842 778 9.34      
27 A 667 616 26.73      
28 A 640 592 4.86      
29 A 405 374 3.75      
30 A 374 345 0.19      
31 A 234 216 0.33      
32 A 124 114 0.05      
33 A 109 101 0.35      

Unscaled Zero Point Vibrational Energy (zpe) 26082.4 cm-1
Scaled (by 0.9237) Zero Point Vibrational Energy (zpe) 24092.3 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 CID/6-31G*
ABC
0.53459 0.08840 0.07693

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.063 -0.376 0.000
C2 -0.105 0.729 0.000
C3 1.225 0.637 -0.000
C4 -2.381 -0.196 -0.000
C5 2.061 -0.607 -0.000
H6 -0.674 -1.386 0.000
H7 -0.545 1.719 0.000
H8 1.788 1.564 -0.000
H9 -2.819 0.792 -0.000
H10 -3.068 -1.029 -0.000
H11 2.713 -0.629 -0.875
H12 1.467 -1.516 -0.004
H13 2.708 -0.632 0.878

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13
C11.46262.50261.33023.13241.08162.15873.44802.10982.10903.88382.77453.8798
C21.46261.33342.45682.54482.18981.08402.06852.71533.44563.24772.74053.2456
C32.50261.33343.70121.49882.77482.07511.08384.04784.60572.14012.16682.1402
C41.33022.45683.70124.46082.08022.65334.52481.08171.07985.18614.06755.1820
C53.13242.54481.49884.46082.84383.49352.18785.07725.14681.09101.08631.0910
H61.08162.18982.77482.08022.84383.10773.84173.05722.42073.57902.14473.5740
H72.15871.08402.07512.65333.49353.10772.33802.45603.73104.11023.81014.1088
H83.44802.06851.08384.52482.18783.84172.33804.67135.50482.53533.09652.5378
H92.10982.71534.04781.08175.07723.05722.45604.67131.83825.77834.86835.7750
H102.10903.44564.60571.07985.14682.42073.73105.50481.83825.86054.56115.8558
H113.88383.24772.14015.18611.09103.57904.11022.53535.77835.86051.76041.7533
H122.77452.74052.16684.06751.08632.14473.81013.09654.86834.56111.76041.7605
H133.87983.24562.14025.18201.09103.57404.10882.53785.77505.85581.75331.7605

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 126.975 C1 C2 H8 154.721
C2 C1 H6 118.015 C2 C1 H7 27.043
C2 C3 C4 16.959 C2 C3 H9 1.747
C3 C2 H8 27.746 C3 C4 C5 18.296
C3 C4 H10 142.567 C4 C3 H9 15.212
C4 C5 H11 126.621 C4 C5 H12 62.106
C4 C5 H13 126.312 C5 C4 H10 124.271
H6 C1 H7 145.058 H11 C5 H12 107.903
H11 C5 H13 106.935 H12 C5 H13 107.908
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability