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

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 CS 1A'
Energy calculated at CID/6-31G*
 hartrees
Energy at 0K-194.527784
Energy at 298.15K-194.535331
HF Energy-193.956065
Nuclear repulsion energy155.985906
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
4/u)
Dep P Dep U
1 A' 3359 3103 17.79      
2 A' 3301 3049 15.78      
3 A' 3283 3032 32.91      
4 A' 3272 3022 6.47      
5 A' 3263 3014 9.32      
6 A' 3253 3005 1.65      
7 A' 3154 2914 26.64      
8 A' 1853 1711 5.77      
9 A' 1774 1639 1.53      
10 A' 1588 1466 6.35      
11 A' 1556 1437 9.88      
12 A' 1516 1400 3.01      
13 A' 1474 1361 1.28      
14 A' 1398 1291 1.36      
15 A' 1363 1259 0.99      
16 A' 1254 1158 1.05      
17 A' 1122 1037 0.03      
18 A' 1014 937 8.33      
19 A' 938 866 0.95      
20 A' 640 591 4.85      
21 A' 405 374 3.74      
22 A' 233 216 0.32      
23 A" 3211 2966 22.70      
24 A" 1577 1456 6.35      
25 A" 1131 1044 1.14      
26 A" 1083 1001 14.37      
27 A" 1041 961 1.85      
28 A" 992 917 48.17      
29 A" 842 778 9.36      
30 A" 668 617 26.67      
31 A" 374 345 0.19      
32 A" 124 114 0.04      
33 A" 109 100 0.35      

Unscaled Zero Point Vibrational Energy (zpe) 26080.5 cm-1
Scaled (by 0.9237) Zero Point Vibrational Energy (zpe) 24090.6 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
0.53474 0.08834 0.07689

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 2.385 0.145 0.000
C2 1.106 -0.221 0.000
C3 0.000 0.736 0.000
C4 -1.304 0.456 0.000
C5 -1.955 -0.895 0.000
H6 2.678 1.186 0.000
H7 3.184 -0.581 0.000
H8 0.865 -1.275 0.000
H9 0.295 1.779 0.000
H10 -1.992 1.293 0.000
H11 -1.238 -1.711 0.000
H12 -2.594 -1.009 0.877
H13 -2.594 -1.009 -0.877

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13
C11.33012.45713.70164.46251.08171.07992.08032.65324.52534.07065.18565.1856
C21.33011.46282.50313.13422.11002.10901.08162.15873.44862.77753.88353.8835
C32.45711.46281.33352.54582.71593.44592.18971.08412.06872.74233.24723.2472
C43.70162.50311.33351.49924.04854.60612.77492.07541.08392.16752.14012.1401
C54.46253.13422.54581.49925.07915.14852.84543.49452.18751.08621.09101.0910
H61.08172.11002.71594.04855.07911.83833.05742.45634.67214.87145.77825.7782
H71.07992.10903.44594.60615.14851.83832.42083.73105.50534.56425.85995.8599
H82.08031.08162.18972.77492.84543.05742.42083.10763.84182.14763.57823.5782
H92.65322.15871.08412.07543.49452.45633.73103.10762.33853.81194.10994.1099
H104.52533.44862.06871.08392.18754.67215.50533.84182.33853.09662.53572.5357
H114.07062.77752.74232.16751.08624.87144.56422.14763.81193.09661.76041.7604
H125.18563.88353.24722.14011.09105.77825.85993.57824.10992.53571.76041.7534
H135.18563.88353.24722.14011.09105.77825.85993.57824.10992.53571.76041.7534

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 123.154 C1 C2 H8 118.857
C2 C1 H6 121.718 C2 C1 H7 121.768
C2 C3 C4 126.986 C2 C3 H9 115.091
C3 C2 H8 117.988 C3 C4 C5 127.886
C3 C4 H10 117.314 C4 C3 H9 117.923
C4 C5 H11 112.962 C4 C5 H12 110.440
C4 C5 H13 110.440 C5 C4 H10 114.800
H6 C1 H7 116.513 H11 C5 H12 107.911
H11 C5 H13 107.911 H12 C5 H13 106.947
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability