return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH2CHCH2CH2Cl (1-Butene, 4-chloro-)

using model chemistry: PBE1PBE/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 PBE1PBE/6-31G*
 hartrees
Energy at 0K-616.451880
Energy at 298.15K-616.459186
HF Energy-616.451880
Nuclear repulsion energy207.360240
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 PBE1PBE/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 3268 3105 14.18      
2 A 3198 3039 3.45      
3 A 3191 3032 8.63      
4 A 3179 3021 9.94      
5 A 3128 2972 24.72      
6 A 3108 2953 4.93      
7 A 3062 2910 15.25      
8 A 1754 1667 5.44      
9 A 1509 1434 3.36      
10 A 1496 1422 13.24      
11 A 1473 1400 3.21      
12 A 1380 1311 1.24      
13 A 1354 1286 35.60      
14 A 1330 1264 6.65      
15 A 1281 1217 0.11      
16 A 1208 1147 0.09      
17 A 1151 1094 3.92      
18 A 1056 1004 5.55      
19 A 1043 991 13.80      
20 A 1016 966 5.53      
21 A 953 906 43.36      
22 A 916 871 16.83      
23 A 832 790 5.70      
24 A 693 659 26.35      
25 A 673 639 13.25      
26 A 458 435 2.13      
27 A 358 341 0.38      
28 A 249 237 1.89      
29 A 127 120 2.35      
30 A 79 75 0.16      

Unscaled Zero Point Vibrational Energy (zpe) 22260.4 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 21154.0 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 PBE1PBE/6-31G*
ABC
0.33962 0.06193 0.05606

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 3.246 -1.300 -0.404
C2 1.423 -0.420 0.205
H3 3.187 0.549 -0.450
C4 2.677 -0.389 -0.239
H5 0.296 0.849 1.513
C6 0.582 0.795 0.454
H7 -1.222 1.788 -0.228
H8 -0.453 0.751 -1.454
C9 -0.683 0.852 -0.391
H10 0.946 -1.379 0.406
H11 1.163 1.700 0.231
Cl12 -1.833 -0.469 0.013

Atom - Atom Distances (Å)
  H1 C2 H3 C4 H5 C6 H7 H8 C9 H10 H11 Cl12
H12.11421.85061.08654.12293.49575.43404.35864.47962.43983.70745.1637
C22.11422.11691.33102.14271.49803.47232.76532.53131.08962.13633.2622
H31.85062.11691.08863.50772.76824.58513.78203.88233.07782.42635.1435
C41.08651.33101.08863.20532.50404.46563.54663.58512.09582.62304.5181
H54.12292.14273.50773.20531.09852.49303.06172.14062.57121.76612.9190
C63.49571.49802.76822.50401.09852.16942.17141.52232.20431.09852.7617
H75.43403.47234.58514.46562.49302.16941.77981.09223.88982.43022.3507
H84.35862.76533.78203.54663.06172.17141.77981.09223.15582.52062.3550
C94.47962.53133.88233.58512.14061.52231.09221.09222.87502.12451.7978
H102.43981.08963.07782.09582.57122.20433.88983.15582.87503.09172.9508
H113.70742.13632.42632.62301.76611.09852.43022.52062.12453.09173.7056
Cl125.16373.26225.14354.51812.91902.76172.35072.35501.79782.95083.7056

picture of 1-Butene, 4-chloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C4 C2 121.654 H1 C4 H3 116.600
C2 C4 H3 121.746 C2 C6 H5 110.278
C2 C6 C9 113.874 C2 C6 H11 109.769
C4 C2 C6 124.435 C4 C2 H10 119.626
H5 C6 C9 108.443 H5 C6 H11 107.003
C6 C2 H10 115.939 C6 C9 H7 111.073
C6 C9 H8 111.238 C6 C9 Cl12 112.303
H7 C9 H8 109.129 H7 C9 Cl12 106.279
H8 C9 Cl12 106.582 C9 C6 H11 107.207
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.175      
2 C -0.079      
3 H 0.165      
4 C -0.393      
5 H 0.202      
6 C -0.383      
7 H 0.223      
8 H 0.227      
9 C -0.430      
10 H 0.187      
11 H 0.186      
12 Cl -0.080      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.349 1.516 -0.289 2.050
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -40.385 -1.266 -0.646
y -1.266 -35.324 -0.557
z -0.646 -0.557 -38.614
Traceless
 xyz
x -3.416 -1.266 -0.646
y -1.266 4.175 -0.557
z -0.646 -0.557 -0.759
Polar
3z2-r2-1.518
x2-y2-5.060
xy-1.266
xz-0.646
yz-0.557


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.067 0.369 -1.088
y 0.369 7.284 -0.144
z -1.088 -0.144 5.202


<r2> (average value of r2) Å2
<r2> 198.558
(<r2>)1/2 14.091